1 TNPSC AE Civil 1998 exam question paper Code CIG

TNPSC ASSISTANT ENGINEER EXAM

1998
QUESTION PAPER
1998 CIG
1. Mat! "ist I orretl# $it! "ist II and selet
#our ans$er usin% t!e odes %iven &elo$ '
List I List II
a( )asalt *1( Sedimentar# ro+
&( "i%nite *,( Metamorp!i ro+
( G#psum *-( .olani ro+
d( "aterite */( Siliious ro+
Codes:
a b c d
A( - / 1 ,
)( / , - 1
C( 1 - , /
0( , 1 / -
,. 1!i! one o2 t!e 2ollo$in% ex!i&its !i%!est
ompressive stren%t!3
a( Gneiss &( "imestone
( "aterite d( Granite
-. A %ood qualit# stone must a&sor& $ater less
t!an
a( 4./5 &( 4.65 ( 4.,5 d( 4.75
/. 1!en a 2irst lass &ri+ is immersed in old
$ater 2or ,/ !ours8 it s!ould not a&sor& $ater &#
$ei%!t more t!an
a( 145 &( 195 ( ,45 d( ,95
9. T!e indentation mar+s le2t on &ri+s durin%
t!e proess o2 mouldin% are +no$n as
a( Pro:etions &( Trade mar+s
( ;ro%s d( ;illets
6. Example o2 sedimentar# ro+ is
a( &asalt &( mar&le ( limestone d( slate
7. T!e lime $!i! !as !i%! alium oxide
ontent and $!i! sets onl# in t!e presene o2
ar&on dioxide is alled
a( 2at lime &( !#drauli lime
( ma%nesium lime d( less lime
8. T!e t#pe o2 ar! used 2or !i%! lass &uildin%s
$!ere appearane is o2 prime importane8 is
+no$n as
a( As!lar ar! &( ru&&er ar!
( %au%ed &ri+ ar! d( axed &ri+ ar!
9. Stren%t! o2 t!e onrete is a22eted mainl# &#
a( quantit# o2 ement
&( quantit# and si<e o2 a%%re%ates
( $ater=ement ratio d( quantit# o2 sand
14. Minimum $ater=ement ratio neessar# 2or
t!e omplete !#dration o2 ordinar# Portland
ement is
a( 4.,- &( 4.-- ( 4./- d( 4.9-
11. In slump test t!e !ei%!t o2 t!e one is
a( 14 m &( ,4 m ( -4 m d( /4 m

1,. Admixtures $!i! ause earl# settin% and
!ardenin% o2 onrete are alled
a( solid admixtures &( aelerators
( retarders d( none o2 t!ese
>uestion no 1- is exluded due to out o2
s#lla&us
1/. T!e total strain ener%# stored in a &od# is
termed as
a( proo2 resiliene &( impat ener%#
( resiliene d( modulus o2 resiliene.
19. T!e S!ear modulus N and t!e Elastiit#
modulus E o2 an# elasti material a related &#
t!e expression
a( E ? , *1=

( N &( E ? , *1@

( N
( E ?
( 1 * , +
N
d( E ?
( 1 * ,
N
16. T!e area under stress Astrain urve
represents
a( !ardness o2 material
&( &rea+in% stren%t! o2 material
( ener%# required to ause 2ailure
d( tou%!ness o2 material
17. T!e ratio &et$een !oop stress and
lon%itudinal stress on a t!in #lindrial s!ell is
equal to
a( / &(
,
1
( , d( 1.
18. I2 a omposite &ar o2 steel and opper is
!eated8 t!en t!e opper &ar $ill &e under
a( tension &( ompression
( s!ear d( torsion.
19. 1!en a &od# is su&:eted to a diret tensile
stress o in one plane8 t!en t!e maximum normal
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om
, TNPSC AE Civil 1998 exam question paper Code CIG
stress ours at a setion inlined at JJJJ to
t!e normal o2 t!e setion .
a(

4 &(

-4 (

/9 d(

94
,4. T!e s!ear 2ore *;( and &endin% moment
*M( at a setion are related &#
a(
I
My
F =
&(
Z
My
F =
(
dx
dM
F =
d(

= Mdx F
,1. T!e ratio o2 t!e entral de2letion o2 a 2ixed
&eam arr#in% a entral onentrated load to t!at
o2 a simpl# supported &eam o2 equal span
arr#in% equal onentrated load is %iven &#
a(
/
1
&(
8
-
(
,
1
d(
/
-
,,. 1!i! one o2 t!e 2ollo$in% pairs is not
orretl# mat!ed3
a( "ameKs onstants = T!i+ #linder
&( Maaula#Ks met!od= 0e2letion o2 &eams
( EulerKs met!od = T!eor# o2 olumns
d( Edd#Ks t!eorem = Torsion o2 s!a2ts.
,-. T!e ratio o2 maximum de2letion in a simpl#
supported &eam to t!e 2ixed &eam su&:eted to
uni2orml# distri&uted load is
a( , &( / ( / d( 8
,/.A antilever &eam o2 diameter 08 len%t! "
and ross= setional area a is su&:eted to a
uni2orml# distri&uted load o2 intensit# %Lunit
len%t! and a onentrated load o2 1
1
at a
distane o2 "
1
2rom 2ree end $ill !ave maximum
&endin% moment o2
a(
1 1
,
L W
gL
+
&( ( *
,
1 1
,
L L W
gL
+
(
1 1
,
,
L W
gL
+ d(
( *
,
( *
1 1
1
L L W
L l g
+

,9. ;or a on:u%ate &eam8 t!e 2ixed end o2 a real

&eam orresponds to
a( 2ixed end &( 2ree end
( !in%ed end d( roller support.
,6. Bn a linearl# elasti simpl# supported &eam8
A and ) are t$o ar&itrar# points. 1!en a load o2
1444 N is applied at A8 t!e measured de2letion
at ) is ,.9 mm. 1!en a load o2 ,44 N is applied
at )8 t!e de2letion at A $ill &e
a( 1,.9 mm &( 9 mm ( ,.9 mm d( 4.9 mm
,7. Torque8 t!at an &e transmitted &# rotatin%
solid s!a2t is
a(
16
-
D
s
f
T

= &(
8
,
D
s
f
T

=
(
16
,
D
s
f
T

= d(
8
-
D
s
f
T

=
,8. Mat! "ist = I $it! "ist A II and selet t!e
orret ans$er odes %iven &elo$ t!e lists'
List I List II
A( Spae trusses 1( Continum struture
)( Plate element ,( 0isrete struture
C( Ar!es -(Statiall#
determinate struture
0( Simpl# supported
&eams
/( Bne=dimensional
dependent struture
a( A A /8 ) A 18 C A ,8 0 A -
&( A A ,8 ) A 18 C A /8 0 A -
( A A -8 ) A /8 C A 18 0 A ,
d( A A 18 ) A ,8 C A -8 0 A /
,9. 1!at is t!e !ori<ontal t!rust at ea! support
o2 a t$o=!in%ed para&oli ar! su&:eted to a
u.d.l over t!e entire span3
a(
,
$l
8!
&(
,
$l
6!
(
,
$l
1,!
d(
,
$l
/!
-4. T!e entral !ei%!t o2 in2luene line dia%ram
2or !ori<ontal t!rust at t!e supports o2 a t$o=
!in%ed para&oli ar! is
a(
1,8 "
,9 !



&(
,9 !
1,8 "




(
1,8 !
,9 "



d(
,9 "
1,8 !




-1. ;ator o2 sa2et# is t!e ratio o2
a( Mield stress to $or+in% stress
&( Tensile stress to $or+in% stress
( Compressive stress to $or+in% stress
d( )earin% stress to $or+in% stress
-,. T!e ratio o2 ompressive stren%t! o2
onrete to tensile stren%t! is usuall#8
a( 9 &( 1L9 ( 14 d( 1L14
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om
- TNPSC AE Civil 1998 exam question paper Code CIG
--. "ever arm in a sin%l# rein2ored ement
onrete &eam is
a(
n
d @
-
&(
n
d =
-

(
d = n
-
d(
,n
d =
-

$!ere d is e22etive dept!8 n is dept! o2 neutral
axis
-/. ;or a onstant moment o2 resistane
inrease in dept! o2 &eam leads to
a( derease in steel &( inreased sti22ness
( inrease in dead load d( inrease in steel

-9. C!oose t!e orret ans$er 2rom t!e
2ollo$in%'
Proper amount o2 entrained air in onrete
results in
I. )etter $or+a&ilit#
II. )etter resistane to 2ree<in% and t!a$in%
III. "esser $or+a&ilit#
I.. "esser resistane to 2ree<in% and t!a$in%
T!e orret ans$er is
a( )ot! I and II &( )ot! III and I.
( )ot! II and III d( )ot! I and I.
-6. T!e minimum diameter o2 t!e lon%itudinal
&ar in an CCC olumn s!ould not &e less t!an
a( 8 mm &( 14 mm ( 1, mm d( 16 mm
-7. T!e minimum 2ator o2 sa2et# a%ainst
slidin% 2or a retainin% $all is
a( 1.94 &( 1.79 ( ,.44 d( ,.94
-8. T!e maximum axle load * in tones( as per
ICC lass A loadin% is
a( 6.8 &( 11./ ( ,4 d( -9
-9. ;or t!e desi%n o2 a simpl# supported T
&eam t!e ratio o2 t!e e22etive span to t!e overall
dept! o2 t!e &eam is limited to
a( 14 &( 19 ( ,4 d( ,9
/4. 0esi%n &endin% moment in one=$a#
spannin% sla& &rid%e is 2ound usin%8
a( Cour&onKs met!od &( e22etive $idt! met!od
( limit state met!od d( Pi%audKs met!od.
/1. T!e purpose o2 providin% &ase +e# in
retainin% $all is
a( to inrease t!e area o2 ontat $it! t!e soil
&( to derease t!e &endin% moment in t!e &ase
sla&
( to prevent overturnin% o2 $all
d( to prevent slidin% o2 $all
/,. Total ative eart! pressure per unit len%t! o2
t!e retainin% $all is %iven &#
a(
,
,
$! 1= sinN
, 1@sinN



&(
,
,
$! 1@sinN
, 1= sinN




(
,
$! 1= sinN
, 1@sinN



d(
,
,
$! 1@sinN
, 1= sinN





/-. A om&ined trape<oidal 2ootin% is used to
onnet t$o olumns8 one a &oundar# olumn
and t!e ot!er interior olumn8 $!en
a( t!e inner olumn arries !eavier8 load t!an t!e
ot!er.
&( t!e &oundar# olumn arries !eavier load t!an
t!e ot!er.
( &ot! olumns arr# equal loads.
d( none o2 t!e a&ove.
//. T!e upper limit 2or t!e value o2 t!e Impat
;ator reommended &# Indian Coad Con%ress8
2or lass=A loadin% is
a( 4.,9 &( 4.94 ( 4.79 d( 1.44
/9. CCC &rid%es o2 national importane8 loated
in industrial areas and muniipal limits o2 &i%
ities are desi%ned 2or
a( Class ) loadin% &( Class )) loadin%
( Class A loadin% d( Class AA loadin%
/6. T!e onrete mix used in t!e onstrution o2
CCC strutures 2or t!e stora%e o2 liquid is not
$ea+er t!an
a( M 14 &( M 19 ( M ,4 d( M -4
/7. T!e $all o2 a #lindrial $ater tan+ $it! a
monolit!i &ase s!ould &e desi%ned 2or
a( !oop tension
&( &endin% moment
( !oop tension and &endin% moment
d( !oop tension8 &endin% moment and s!ear
/8. In ounter2ort retainin% $all8 t!e main
rein2orement is provided on
i( &ottom 2ae in 2ront o2 outer2ort
ii( inlined 2ae in 2ront o2 ounter2ort
iii( &ottom 2ae in &a+ ounter2ort
iv( inlined 2ae in &a+ ounter2ort
T!e orret ans$er is'
a( *i( and *ii( &( *ii( and *iii(
( *i( and *iv( d( *iii( and *iv(
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om
/ TNPSC AE Civil 1998 exam question paper Code CIG
/9.T!e minimum s!ear rein2orement in
onrete &eams s!all &e 2ound usin%
a(
&.S 4./
v
O?
A 2
sv #
&(
A 4./
sv
O?
&.S 2
v #
(
A 4./
sv
O?
2
# v
S
d(
A .2
sv #
O? 4./
&.S
v
94. ;or prestressed onrete8 it is desira&le to use
a( "o$ stren%t! onrete and !i%! tensile stren%t!
steel
&( "o$ stren%t! onrete and lo$ tensile stren%t!
steel
( Pi%! stren%t! onrete and lo$ tensile stren%t!
steel
d( Pi%! stren%t! onrete and lo$ tensile stren%t!
steel
91. Cirular prestressin% is %enerall# used in
a( Pipes &( Tan+s
( )ot! *a( D *&( d( None o2 t!e a&ove
9,. In pretensioned $or+8 t!e over o2 onrete
measured 2rom t!e outside o2 t!e prestressin% tendon
s!all &e at least
a( 14 mm &( ,4 mm ( ,9 mm d( /4 mm
9-. Consider t!e 2ollo$in% statements'
*A( ' Pi%! stren%t! onrete is used in prestressed
mem&ers.
*C( ' To overome !i%! &earin% stresses developed at
t!e ends &urstin% stresses at t!e ends8 !i%! &ond
stresses and ra+s due to s!rin+a%e.
B2 t!ese statements '
a( )ot! *A( and *C( are true.
&( *A( is true8 &ut *C( is 2alse
( )ot! *A( and *C( are true8 and *C( is t!e orret
explanation 2or *A(.
d( )ot! *A( and *C( are true8 &ut *C( is not t!e
orret explanation 2or *A(.
9/. Minimum %rade o2 onrete reommended in
I.S. 1-/- A 19848 2or pretensioned onrete is
a( M ,4 &( M -4 ( M /4 d( M 94
99. Consider t!e 2ollo$in% statements '
*A( ' In &eam onstrution8 I A setions are more
eonomial t!an retan%ular setions as &eams.
*C( ' Most o2 t!e material is onentrated a$a#
2rom t!e entroid in I A setions.
B2 t!ese statements'
a( )ot! *A( and *C( are true8 and *C( is t!e
orret explanation o2 *A(
&( )ot! *A( and *C( are true8 &ut *C( is not t!e
orret explanation o2 *A(
( *A( is true8 &ut *C( is 2alse
d( *A( is 2alse8 &ut *C( is true
96.T!e allo$a&le diret tensile stress in
strutural steel is
a( 4.64 2
#
&( 4.66 2
#
( 4.74 2
#
d( 4.79 2
#
97. T!roat in a 2illet $eld is
a( Smaller side o2 t!e trian%le o2 t!e 2illet.
&( "ar%er side o2 t!e trian%le o2 t!e 2illet
( P#potenuse o2 t!e trian%le o2 t!e 2illet.
d( Perpendiular distane 2rom t!e root to
!#potenuse.
98. T!e minimum pit! or distane &et$een t!e
enters o2 rivet !oles.
a( s!ould &e less t!an ,.9 times t!e diameter o2
t!e !ole
&( s!ould &e less t!an -.4 times t!e diameter o2
t!e !ole
( s!ould not &e less t!an ,.9 times t!e diameter
o2 t!e !ole
d( s!ould not &e less t!an -.4 times t!e diameter
o2 t!e !ole
99. T!e moment o2 inertia o2 a pair o2 sti22eners
a&out t!e enter o2 t!e $e& or a sin%le sti22ener
a&out t!e 2ae o2 t!e $e& s!all &e not less t!an
a(
- -
d t
,
C
&(
- -
d t
1.,
,
C
(
- -
d t
1.9
,
C
d(
- -
d t
1.79
,
C

64. ;or steel mem&ers exposed to $eat!er and
not aessi&le 2or repaintin%8 t!e t!i+ness o2
steel s!ould not &e less t!an
a( /.9 mm &( 6 mm ( 8 mm d( 14 mm
61. Permea&ilit# o2 soil varies
inversel# as square o2 %rain si<e
inversel# as %rain si<e
diretl# as %rain si<e
diretl# as square o2 %rain si<e
6,. T!e relations!ip &et$een void ratio e and
porosit# n is %iven &#
a(
n n e = + ( 1 *
&(
n n e = ( 1 *
(
e n n = ( 1 *
d(
e n n = + ( 1 *
6-. C!oose t!e inorret statement '
a(.oid ratio an &e %reater t!an one.
&(Porosit# an &e %reater t!an 1445
(1ater ontent an &e %reater t!an 1445
d("iquid limit an &e %reater t!an 1445
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om
9 TNPSC AE Civil 1998 exam question paper Code CIG
6/.A soil !avin% uni2ormit# oe22iient less t!an
/ is alled
a( $ell %raded &( Coarse
( 2ine d( uni2orm
69.T!e %rain si<e 2or la# partiles is
a( Q 4.479 mm &( O 4.479 mm
( Q 4.444, mm d( Q 4.44, mm
66.T!e permea&ilit# o2 a %iven soil is
a(diretl# proportional to avera%e
%rain si<e
&(inversel# proportional to avera%e %rain
si<e
(diretl# proportional to t!e square o2
avera%e %rain si<e
d( inversel# proportional to t!e square o2
avera%e %rain si<e
67.1it! t!e inrease in t!e amount o2
ompation ener%#8
a(optimum $ater ontent inreases &ut
maximum dr# densit# dereases
&(optimum $ater ontent dereases &ut
maximum dr# densit# inreases
(&ot! optimum $ater ontent and maximum
dr# densit# inrease
d(&ot! optimum $ater ontent and maximum
dr# densit# derease
68.>ui+ sand is de2ined as a
a(2lo$ ondition ourrin% in o!esive soils
&(2lo$ ondition ourrin% in o!esionless
soils
(2lo$ ondition ourrin% in &ot! o!esive
and o!esionless soils
d(t#pe o2 sand
69.T!e plastiit# index o2 t!e soil is
a( "iquid limit = S!rin+a%e limit
&( "iquid limit = Plasti limit
( Plasti limit = "iquid limit
d( Plasti limit = S!rin+a%e limit
74.T!e uni2ormit# oe22iient o2 soil
v
C
is
%iven &#
a(
64
14
D
D
C
v
=
&(
( )
64 14
,
-4
D D
D
C
v

=
(
14
64
D
D
C
v
=
d(
( )
-4 14
,
64
D D
D
C
v

=
71.Slope 2ailure t!rou%! t!e toe is +no$n as
a( 2ae 2ailure &( &ase 2ailure
( toe 2ailure d( slope 2ailure
7,.T!e an%le &et$een t!e diretion o2 2ailure
and t!e diretion o2 ma:or prinipal plane is
equal to *

is t!e an%le o2 s!earin% resistane(

a(
+ /9
&(
/9
(
,
/9

+
d(
,
/9

7-.T!e eart! pressure at rest at an# dept! o2 soil

depends on
a( unit $ei%!t o2 t!e soil &( dept!
( PossonKs ratio d( all t!e a&ove
7/.T!e sa2e &earin% apait# o2 )la+ Cotton
Cla#e# soil is a&out
a(
,
L 9 m t &(
,
L ,4 m t (
,
L 144 m kN d(
,
L /4 m t
79.T!e maximum pressure $!i! a soil an
arr# $it!out s!ear 2ailure is alled
a(sa2e &earin% apait#
&( net &earin% apait#
( net ultimate &earin% apait#
d( ultimate &earin% apait#
76.1!en a olumn is situated near t!e ed%e o2
propert# line and it is not possi&le to extend t!e
2ootin% on one side o2 t!e olumn8 t!en t!e
2oundation is %enerall# desi%ned 2or
a( strap 2ootin% &( strip 2ootin%
( om&ined 2ootin% d( an# o2 t!e
a&ove.
77.T!e value o2 Ter<a%!iKs &earin% apait#
2ators depends on
a(o!esion o2 t!e soil
&(an%le o2 internal 2rition o2 t!e soil
(&ot!
d( not related to t!e a&ove
78.Ter<a%!iKs &earin% apait# equation 2or a
square 2ootin% is
a(
BN DN CN q
q c
9 . 4 + + =
&(
BN DN CN q
q c
- . 4 - . 1 + =
(
BN DN CN q
q c
- . 4 9 . 4 / . 1 + + =
d(
BN DN CN q
q c
/ . 4 - . 1 + =

79.As per Ter<a%!iKs &earin% apait# t!eor#8 t!e
value o2
C
N
is
a( 9.1/ &( 9.7 ( 6.9 d( 9.4
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om
6 TNPSC AE Civil 1998 exam question paper Code CIG
84.An under=reamed pile is a
a(&ored ast in=situ pile
&(&ored preast pile
(driven ast in=situ pile
d(driven preast pile
81."ime sta&ili<ation is ver# e22etive in treatin%
a( sand# soils &( silt# soils
( non=plasti soils d( plasti
la#e# soils
8,.1!en a ma!ine 2oundation is at resonane8
a(t!e operatin% 2requen# is maximum
&(t!e natural 2requen# is maximum
(t!e amplitude o2 vi&ration is maximum
d(none o2 t!e a&ove
8-.Selet t!e !"o#$ state%e#t 2rom t!e
2ollo$in%'
a(;or desi%n purpose8 t!e %roup e22iien# o2
a pile %roup in sand is usuall# ta+en as 1.
&(Cirular s!ape is usuall# pre2erred 2or
$ells &eause it is al$a#s t!e most
eonomial alternative.
(;or satis2ator# per2ormane o2 a ma!ine
2oundation8 t!e natural 2requen# o2
2oundation A soil s#stem s!ould &e idential
$it! t!e operatin% 2requen# o2 t!e ma!ine.
d(A &lo+ 2oundation is a six=de%ree
2reedom s#stem.
8/.In C.C.C. piles t!e onrete mix normall#
adopted is
a( 1','/ &( 1','6 ( 1'-'6 d( 1'1'-
89.Caissons are strutures used 2or
a(underpinnin%
&(li2tin% and transportin% 2oundation parts
(de$aterin% $!ile la#in% 2oundations
d(onstrutin% 2oundations in proper
position.
Q&estio#s 8' 9( a"e e)c*&ded d&e to o&t
o+ s,**ab&s
91. ;or dar#Ks la$ to &e valid in soils8 t!e
Ce#noldKs num&er s!ould &e
a( less t!an ,444
&( less t!an 14
( less t!an 1
d( less t!an or equal to 4.41
Q&estio#s 9- 1(' a"e e)c*&ded d&e to o&t o+
s,**ab&s
147.1!i! o2 t!e 2ollo$in% !as t!e maximum
$ater appliation e22iien#3
a( sur2ae irri%ation &( li2t irri%ation
( sprin+ler irri%ation d( su&=sur2ae irri%ation
148. 1!i! o2 t!e 2ollo$in% statements is not
true $it! respet to drip irri%ation3
a( less requirement o2 irri%ation $ater
&( possi&ilit# o2 variation in appliation rate
( inrease in net irri%a&le area
d( t!e initial ost o2 omponents is less
149. T!e met!od o2 irri%ation in $!i! soil is
+ept su&mer%ed and t!orou%!l# 2looded $it!
$ater8 so as to ause t!orou%! saturation o2 t!e
land is
a( su&=sur2ae irri%ation
&( perennial irri%ation
( li2t irri%ation
d( inundation irri%ation
114. I2 RmK is t!e ran+ o2 a 2lood in RnK #ears o2
reord8 t!e 1ei&ulKs 2ormula 2or omputin% t!e
return period is
a(
n
T ?
m
&(
n
T ?
m@1
(
n
T ?
m=1
d(
n @1
T ?
m
111. ;rom a surve# o2 map o2 India8 t!e
2ollo$in% data are made availa&le'
T!e distane o2 t!e ritial point ? ,4 +m and
t!e di22erene in elevation ? 19- m. T!e
overland 2lo$ time is
a( , !ours &( , !ours -4 minutes
( - !ours and -4 minutes d( / !ours.
11,. T!e p!enomenon o2 evaporation 2rom
$ater sur2aes8 2rom soil and 2rom plants is
+no$n as
a( .aporisation &( )oilin%
( Transpiration d( 0e!#dration
11-. A an $!i! is ali%ned at ri%!t an%les to
t!e ontour is alled
a( Contour anal &( 1aters!ed anal
( )ran! anal d( Side slope anal.
11/. In desi%nin% a onrete lined irri%ation
!annel8
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om
7 TNPSC AE Civil 1998 exam question paper Code CIG
a( C!e<#Ks 2ormula is used
&( Mannin%Ks 2ormula is used
( Continuit# equation is used
d( Eenned#Ks 2ormula is adequate.
119. A re%ime anal !as a dis!ar%e o2 144 m
-
L
s. It $ill !ave a perimeter o2
a( /.8 m &( 14.4 m ( ,,.4 m d( /7.9 m
116.T!e maximum quantit# o2 drin+in% $ater is
o&tained 2rom
a( ie&er% &( sea $ater
( &ore$ell $ater d( sur2ae $ater
117.Permanent !ardness o2 $ater an &e
removed
a( line=soda proess &( &ase=ex!an%e
proess
( demineralisation d( all o2 t!ese.
118. Avera%e rate o2 $ater onsumption per !ead
da# as per Indian Standard is
a( 144 litres &( 1-9 litres
( 169 litres d( ,44 litres
119. T!e maximum permissi&le 2luoride ontent
in drin+in% $ater s!ould not exeed
a( ,4 m%LS &( 1 m%LS
( 94 m%LS d( 144 m%LS
1,4.T!e permissi&le P! value 2or pu&li $ater
suppl# is &et$een
a( /.9 to 9.9 &( 9.9 to 6.6
( 6.6 to 8.9 d( 8.9 to 14
1,1.Mat! t!e 2ollo$in% items $it! re%ard to
tolerane limit 2or drin+in% $ater '
a( P! value *1( Not exeedin% 14
%mLlit
&( Tur&idit# *,( 1.9 m%Llit
( ;luoride *-( ,94 m%Llit
d( C!loride */( 7 to 8
Codes:
a b c d
A( / 1 , -
)( 1 , - /
C( , - / 1
0( - / 1 ,
1,,. T!e TIm!o22 oneU is used to determine
quantit# o2
a( suspended solids &( settlea&le solids
( dissolved ox#%en d( !loride ontent
1,-.0isin2etion is t!e proess o2
a( +illin% all t!e &ateria
&( +illin% onl# pat!o%eni &ateria
( removal o2 ausative or%anism 2or disease
d( removal o2 !ardness
1,/. T!e sequene o2 $ater treatment
is
a( !lorination8 2iltration8 sedimentation8
aeration
&( !lorination8 aeration8 sedimentation
( sedimentation8 2iltration8 !lorination
d( sedimentation8 aeration8 !lorination
1,9.1!i! 2ilter is more suita&le 2or lar%e sale
$ater requirements3
a( slo$ sand 2ilter &( pressure 2ilter
( dou&le 2ilter d( rapid sand 2ilter
1,6.T!e !loride ontent in t!e $ater 2or pu&li
supplies s!ould not &e more t!an
a( ,94 PPM &( 194 PPM
( 84 PPM d( 94 PPM
1,7.T!e veloit# o2 2lo$ in an# sedimentation
tan+ s!ould not exeed VmmLseW
a( 4.49 &( 4.9 ( 9 d( 94
1,8.Most %enerall# used oa%ulant is
a( !lorine &( alum
( lime d( &lea!in% po$der
1,9.T!e t#pe o2 2ilter used 2or suppl#in% $ater
to s$immin% pools is
a( pressure 2ilter &( slo$ sand 2ilter
( rapid sand 2ilter d( %ravit# 2ilter
1-4. T!e $ater level in an open $ell $as
depressed &# pumpin% ,.9m and reuperated
,.87m in -!ours and 94 minutes. T!e #ield o2 a
$ell per minute
a( 4.44-- &( 4.44// ( 4.4499 d( 4.4466
1-1. T!e spei2i %ravit# o2 se$a%e is
a( <ero &( sli%!tl# less t!an one
( equal to one d( sli%!tl# %reater t!an one.
1-,. T!e ells o2 &ateria are usuall# in t!e
ran%e o2
a( 4.1 to 4., mirons &( 4.9 to 9
mirons
( 14 to ,4 mirons d( -4 to 94
mirons
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om
8 TNPSC AE Civil 1998 exam question paper Code CIG
1--. Identi2# t!e orret sequene in $!i! t!e
$aste $ater treatment units are plaed'
a( )ar sreens8 Sedimentation tan+8 Tri+lin%
2ilter8 slud%e di%estion tan+
&( )ar sreens8 Tri+lin% 2ilter8 Sedimentation
tan+8 Slud%e di%estion tan+
( )ar sreens8 Slud%e di%estion tan+8
Sedimentation tan+8 Tri+lin% 2ilter
d( )ar sreens8 Sedimentation tan+8 Slud%e
di%estion tan+8 Tri+lin% 2ilter.
1-/. 1!i! one o2 t!e 2ollo$in% $ould ena&le
t!e 2oul %ases o2 t!e se$ers to &e sa2el#
dis!ar%ed into t!e atmosp!ere3
a( Air %ap &( .ent pipe
( .entilatin% pipe d( Gulle# trap
1-9. Sin%le ell miro=or%anisms in $!i!
or%ani matter di22uses into t!e ell and is
onsumed as 2ood8 are +no$n as
a( Al%ae &( ;un%i ( Coti2ers d(
)ateria
1-6. T!e se$er transportin% t!e se$a%e to t!e
point o2 treatment is alled
a( !ouse se$er &( &ran! se$er
( main se$er d( out2all se$er
1-7. Ativated slud%e is t!e one deposited at t!e
&ottom o2
a( %rit !am&er &( sreenin% !am&er
( ,
4
sedimentation tan+ d( 1
4
sedimentation
tan+
1-8. T!e quantit# o2 liquid $aste $!i! 2lo$s in
se$ers durin% rain# season is alled
a( storm se$a%e &( dr# $eat!er 2lo$
( sanitar# se$a%e d( industrial $aste
1-9. 1!i! one o2 t!e 2ollo$in% pairs is not
orretl# mat!ed3
A( Pneumati
e:etors
= "i2tin% se$a%e
)( "eapin% $eir = Storm relie2
C( Im!o22 one = C!emial
mixin%
0( S+immin% tan+s = ;loatin% matter
1/4. ;or a partl# runnin% irular se$er as t!e
dept! o2 2lo$ inreases
a( $etted perimeter inreases
&( veloit# o2 2lo$ inreases
( veloit# o2 2lo$ dereases
d( dis!ar%e inreases
1/1. T!e 2irst sta%e o2 deidin% ali%nment o2 a
!ill road is a
a( Ceonnaissane surve# &( 0etailed surve#
( Trae=out surve# d( Preliminar# surve#
1/,. T!e land seured and reserved 2or
development o2 a road is alled
a( Carria%e$a# &( Ci%!t=o2 $a#
( Coad area d( Coad <one
1/-. T!e purpose o2 providin% am&er in
pavement is
a( To improve later 2rition
&( To inrease driverKs om2ort
( To inrease ve!ile sta&ilit#
d( To improve lateral draina%e
1//. T!e desira&le am&er 2or strai%!t road $it!
$ater &ound maadam or %ravel sur2ae is
a( 1 in -- to 1 in ,9 &( 1 in /4 to 1 in --
( 1 in 194 to 1 in 1/4d( 1 in 164 to 1 in 1/4
1/9. Steepest %radient means
a( Culin% %radient &( "imitin% %radient
( exeptional %radientd( Minimum %radient
1/6. T!e reommended limitin% %radient in
!ill# area is
a( 1 in ,4 &( 1 in -4 ( 1 in 19 d( 1 in 1,
1/7. T!e super elevation is
a( Inversel# proportional to t!e veloit# o2 t!e
ve!ile
&( 0iretl# proportional to t!e square o2 t!e
veloit# o2 t!e ve!ile
( 0iretl# proportional t!e $idt! o2 t!e
pavement
d( Inversel# proportional to t!e $idt! o2 t!e
pavement.
1/8. T!e urves used 2or roads transition are
a( Para&ola &( Cu&i para&ola
( "emnisate d( Xi%=<a%
1/9. T!e maximum t!i+ness o2 expansion :oint
in ri%id pavement is
a( 4 m &( ,.9 m ( 9.4 m d( 14 m
194. Maximum $!eel &ase distane provided
on Indian ).G tra+ is
a( /.496 m &( 9.496 m ( 6.496 m d( 7.496 m
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om
9 TNPSC AE Civil 1998 exam question paper Code CIG
191. In rail$a#s8 t!e arran%ement used to
!an%e t!e diretion o2 t!e En%ine t!rou%! 184
de%rees is alled as
a( Points &( Crossin%s
( Guide rail d( Turn ta&le
19,. T!e si%nal t!at re%ulate t!e speeds in
rail$a#s is
a( Starter si%nal &( Cepeater si%nal
( Buter si%nal d( Pome si%nal
19-. Interlo+in% is mostl# a
a( Me!anial devie &( Eletrial devie
( Sa2et# devie d( Bperational devie
19/. In India8 %enerall# t!e sleeper densit# per
rail len%t! used is
a( 1, &( 18 ( ,/ d( -4
199. 1ind rose dia%ram is used to
a( +no$ t!e diretion o2 t!e $ind
&( orient t!e run$a#s at t!e airport
( determine t!e intensit# o2 $ind load
d( none o2 t!e a&ove
196. 1!i! o2 t!e 2ollo$in% meteorolo%ial
onditions !as least in2luene on t!e si<e and
loation o2 airport3
a( atmosp!eri pressure &( Celative !umidit#
( Cedued level d( 1ind diretion
197. ;or ni%!t=landin% t!e t!res!olds are li%!ted
a( Ced &( 1!ite ( Green d( Mello$
198. T!e run$a#s are %enerall# oriented in t!e
diretion o2
a( Ma%neti &earin% &( "east %round slope
( Prevailin% $inds d( Next airport o2 approa!.
199. T!e maximum len%t! and pavement
stren%t! o2 t!e run$a# is t!at o2
a( G 7 &( A 1 ( ) , d( ) -
164. Cun$a# num&erin% indiates t!e
measurement o2 a<imut! o2 t!e run$a# re+oned
a( Anti=lo+$ise 2rom ma%neti Nort!
&( Clo+$ise 2rom ma%neti Nort!
( Anti=lo+$ise 2rom true Nort!
d( Clo+ $ise 2rom true Nort!
161. C!oose t!e inorret statement '
a( T!e true meridian at an# plae is not varia&le.
&( T!e true meridians onver%e to a point in
Nort!ern and Sout!ern !emisp!ere.
( T!e true meridians at di22erent plaes are parallel
to ea! ot!er.
d( T!e maps prepared &# National Surve#
0epartment o2 an# ountr# are &ased on true
meridians.
16,. T!e diretion o2 a line relative to a %iven
meridian is +no$n as
a( An%le o2 line &( 0iretion o2 line
( )earin% o2 line d( Celative meridian.
16-. T!e len%t! o2 a revenue !ain is
a( 144 2t &( 66 2t ( 94 2t d( -- 2t
16/. In t!e quadrantal &earin% s#stem8 a $!ole irle
&earin% o2 ,9-
4
-4K an &e expressed as
a( 1 ,-
4
-4K N &( N 66
4
-4K 1
( S 11-
4
-4K N a( N ,-
4
-4K 1
169. 1!en t!e $!ole irle &earin% o2 t$o lines A)
and AC are 119
4
and /1
4
respetivel#8 t!e inluded
an%le o2 )AC $ill &e
a( 196
4
&( 196
4
( 1-1
4
d( 7/
4
166. T!e vertial distane &et$een an# t$o
onseutive ontours is +no$n as
a( ontour line &( ontour interval
( ontour %radient d( all o2 t!ese
167. Contours o2 di22erent elevations ross ea!
ot!er onl# in t!e ase o2
a( a saddle &( an over!an%in% li22
( an inlined plane d( a vertial li22
168. T!e point o2 t!e urve is de2ined as
a( Point o2 intersetion o2 t!e strai%!ts
&( Point o2 ommenement
( Point o2 tan%en#
d( Mid=point o2 t!e urve.
169. A urve o2 var#in% radius is +no$n as
a( Simple urve &( Ceverse urve
( Transition urve d( Compound urve
174. Point o2 tan%en# is t!e
a( )e%innin% o2 t!e urve
&( End o2 t!e urve
( Common point $!ere t!e radius !an%es.
d( Common point $!ere t!e radius and diretion
!an%es.
171. Calulation o2 distane &# appliation o2 t!e
appropriate 2ormula is ver# la&orious. So 2or eas#
omputation8 a met!od is emplo#ed in 2ield $or+
$!i! involves t!e use o2 a
a( "o%arit!mi ta&le &( Ta!eometri ta&le
( Computation ta&le d( "o%arit!mi !art.
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om
14 TNPSC AE Civil 1998 exam question paper Code CIG
17,. In a simple irular urve o2 radius C and
de2letion an%le 8 len%t! o2 t!e urve is %iven &#
a(
184
YCZ
&(
184
,YCZ
a(
,YCZ
184
a(
YCZ
184
17-. T!e len%t! o2 a !ord o2 a simple urve $it!
radius RCK and de2letion an%le RK is %iven &#
a( , C sin &( , C os
( , C sin L, d( , C os L,
17/. A pol#%on $it! RnK sides8 !as t!e sum o2 its
interior an%les equal to
a( *nA-( ri%!t an%les &( *n=/( ri%!t an%les
( *,n=-( ri%!t an%les d( *,n=/( ri%!t an%les
179. A trian%le is said to &e $ell onditioned8 i2 none
o2 its an%les is less t!an
a( ,4
4
&( -4
4
( /9
4
d(64
4
176. To t!e sum o2 t!e 2irst and t!e last ordinates.
Add t$ie t!e sum o2 t!e intermediate ordinates.
T!e total sum t!us o&tained is multiplied &# t!e
ommon distane &et$een t!e ordinates. Bne=!al2 o2
t!is produt %ives t!e required area. T!is rule o2
2indin% t!e area is alled.
a( Mid=ordinate rule &( Avera%e ordinate rule
( SimpsonKs rule d( Trape<oidal rule
177. T!e axis=si%nal orretion is to &e applied to
t!e o&served vertial an%les8 $!en t!e !ei%!t o2 t!e
sin%le at one station and t!e !ei%!t o2 t!e instrument
at t!e ot!er station are
a( dependent &( Independent
( same d( di22erent
178. In reiproal levelin%8 t!e level $as set up near
A and sta22 readin%s ta+en on A and ) $ere 1./49 m
and ,.984 m respetivel#. T!e level $as set up at )
and sta22 readin%s on A and ) $ere 1.149 m and
,.4,4 m. T!e true di22erene in level &et$een A and
) is
a( 1.,/9 m8 A !i%!er &( 1.979 m8 A !i%!er
( 4.919 m8 ) !i%!er d( 1.,/9 m8 ) !i%!er
179. T!e spire test is used in t!e permanent
ad:ustments o2 t!eodolite 2or t!e ad:ustment o2
a( "ine o2 si%!t &( )u&&le axis
( Plate levels
d( Evaporation o2 spirit in &u&&les
184. Arran%e t!e order o2 permanent ad:ustments o2
a T!eodolite'
I. Plate level test.
II. Cross=!air rin% test
III. )u&&le tu&e ad:ustment test
I.. Collimation in a<imut! test
.. Spire test
.I. .ertial ar test.
a( I8 I.8 II8 .8 III8 .I
&( II8 I8 .8 I.8 .I8 III
( III8 II8 I8 .8 I.8 .I
d( I8 II8 I.8 .8 III8 .I
181. ;inal te!nial aut!orit# o2 a pro:et lies
$it!
a( Assistant En%ineer &( Exeutive En%ineer
( Superintendin% En%ineer d( C!ie2 En%ineer
18,. T!e mort%a%e mar+et is %enerall# !i%!l#
sensitive to
a( T!e sto+ mar+et
&( A drop in pension 2und assets
( A drop in deposits at ommerial &an+s
d( T!e #ield on ommon sto+s
18-. Mat! "ist I $it! "ist II orretl#.
LIST I ./esc"i0tio# o+
!o"12
LIST II
. U#its o+
%eas&"e%e#t2
A( Exavatin% !oles in
ro+s 2or &lastin%
1. u. m
)( Preast ement onrete
$or+ or C.C.C. $or+
,. sq. m
C( Pal2 &ri+ masonr# $or+
in ement mortar
-. +%
0( M. S. round !oldin%
do$n &olts and M. S. rivets.
/. no.
Codes '
a( A=1 )=, C=- 0=/
&( A=1 )=- C=/ 0=,
( A=, )=- C=/ 0=1
d( A=/ )=1 C=, 0=-
18/. T!e post tender sta%e o2 onstrution
onsists
a( Assessment o2 $or+
&( Assessment o2 expenditure durin% exeution
( ;inali<ation o2 aounts
d( All o2 t!e a&ove
189. T!e estimate prepared $!enever durin% t!e
pro%ress o2 t!e pro:et8 an# !an%e is ordered in
t!e ori%inal proposal 2or t!e &etterment and
development o2 t!e pro:et is alled
a( detailed estimate &(revised estimate
(supplementar# estimated(preliminar# estimate
186. In PECT8 optimisti time is
a( Minimum time in $!i! an# ativit# an
possi&l# &e aomplis!ed
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om
11 TNPSC AE Civil 1998 exam question paper Code CIG
&( T!e time $!i! !as t!e !i%!est pro&a&ilit# o2
ourrene assoiated $it! it
( T!e maximum time $!i! an ativit# mi%!t
require.
d( T!e umulative time t!at t!e ativit# $ill ta+e
2rom t!e &e%innin%.
187. T!e met!od usuall# adopted in arrivin% at
t!e duration o2 t!e pro:et is
a( Pro%ram evaluation and Cevie$ te!nique
&( Grap!ial evaluation and Cevie$ te!nique
( 0eision net$or+s d( Critial pat! met!od
188.T!e s#m&ol used to denote deision=ma+in%
in 2lo$ !arts is
a( retan%le &(small irle
(parallelo%ram d(diamond
189. I2 RtK is t!e duration o2 an ativit#8 t
1
is t!e
latest 2inis! possi&le moment o2 its preedin%
ativit# and t
,
is t!e earliest start possi&le
moment8 t!e independent 2loat o2 t!e ativit# is
a( * t
1
A t
,
( A t &( t = * t
1
A t
,
(
( * t
1
@ t
,
( A t d( t @ * t
1
A t
,
(
194. In t!e 2ollo$in% 2i%ures8 ativit# arro$s
are orretl# indiated in
191. T!e 2i2t! %eneration di%ital omputer $ill
&e8
a( Extremel# lo$ ost &( .er# expensive
( .ersatilit# d( Arti2iiall# intelli%ent
19,. Central Proessin% Gnit *CPG( onsists o2
a( Control unit8 Arit!meti "o%i unit and
Primar# stora%e
&( Input devie8 Butput devie and Control unit
( Primar# stora%e8 Control unit and Input
devie.
d( Butput devie8 Primar# stora%e and
Seondar# stora%e.
19-. A plae in a omputer memor# $!i!
stores a unit o2 in2ormation is
a( aumulator &( &u22er
( loation d( memor#
19/. T!e 2untion o2 t!e unit# pro%ram
a( Copies ma%neti tapes
&( Mana%es several pro%rams at a time
( 0esi%ned to do a spei2i tas+
d( Translates a pro%ram into ma!ine odes.
199. ;BCTCAN 77 $as approved in t!e #ear o2
a( 197/ &( 1977 ( 1979 d( 1984
196. In ;BCTCAN statements an &e $ritten
onl# in t!e olumns
a( 1 to 84 &( 1 to 7, ( 7 to 7, d( 7 to 84.
197. I; statement is
a( Input statement &( Butput statement
( Assi%nment statement d( Control statement
198. I2 A ?18 ) ?,8 C?, and 0?/8 t!e value o2
;BCTCAN statement F ? ,[*A@)( L *C@0( is
a( 4 &( 1 ( , d( -
199. Consider t!e ;BCTCAN statement'
0B 14 \ ? 98 1,
T!e num&er o2 times %iven 0B loop $ill &e
exeuted is
a( 7 &( 9 ( 1, d( 8
,44. P ? 1.4
> ? = -.4
C ? ,.4
S ? > [ > A /.4 [ P [ C
T ? S>CT *S(
G ? = > @ T
. ? G L ,.4 L P
T!e value o2 . 2or t!e a&ove ;BCTCAN
pro%ram is8
a( 1.4 &( ,.4 ( -.4 d( /.4
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om
1, TNPSC AE Civil 1998 exam question paper Code CIG
III ;"BBC8 )DE CBMP"EF8 MAIN CBA08SCI CAM NAGAC8
EACAIEG0I. CBNTACT 9/86/ -16148 999,1 64414
$$$.p#ramidiasaadem#.&lo%spot.om
EmailH p#ramidiasaadem#I%mail.om