Skill/application based: (200 Questions) 201 to 300

# Questio OPT A OPT B OPT C OPT D Keywor Topic of

n d for
syllabus
Ans Level
question

201 What are Solar Solar Solar Solar Thermal OK

the cookers cooker thermal Photovolt applicati
applicati and Electricit aic ons
ons of water y, Solar panels
Solar heater cooker,
Thermal Solar
energy? water
heater,

Solar
driers, C L2
Solar
agricultur
al
equipme
nt and

Solar
Thermal
electrical
system.

202 Measure Ok.

ments of Amend
What is Measure Measure Measure
both option
the use ment of ment of ment of
direct A, B and
of a Diffuse Direct Reflecte C L1
and D as
Pyranom radiation radiation d
diffused mention
eter? s only. s only. radiation
radiation ed
s.

204 Which of OK
the given High
Coastal Hot arid Mountain
area is rainfall B L1
areas zones tops
preferred zones
for solar
 power
plants?

205 Which Ok,

instrume Option A
nt is spelling
used for mistake
Pyrahelio sunshine anemom all of the
measure A L1
meter recorder eter above
ments of
beam
radiation
s?

206 Can we No. Not Yes we To be Possible Non - Not in

produce, possible can. discover in renewabl proper
generate ed yet. suitable e format
or grow industry
A L1
the Non
–
renewabl
e?

207 What are Shadow Cool Heating Solar Uses of Repeate

uses of under and thermal Thermal d
Solar shades cooling Electricit energy question
Thermal y,
energy Cooking,
D L1
systems drying,
? water
heating,
and
cooling

208 Which Light Heat Light and Wind Photovolt OK

energy is energy energy heat energy aic
converte energy
d into
electrical
energy A L1
by a
photovolt
aic
cell/pane
l?
209 How do Fossil From the From oil While Non - Change
we get fuels are well refineries raining renewabl this
the decompo e answer
Fossil sed form as “By
fuel? of earth
animals excavati
and on”
A L1
plants
buried
under
the Earth
millions
of years
ago.

210 Can you No, can Yes. Not Can be Non - Not in
replace be They proved produced renewabl proper
Non – replaced. cannot so far. e format
renewabl be
e energy replaced
B L1
resource in a short
s in a period of
short time.
period of
time?

211 Whether No. Not It is Yes it is Not Non - Not in

the so. renewabl a Non – proved. renewabl proper
Uranium e. renewabl e format
used for e energy
Nuclear resource.
power
generatio
n can be C L1
consider
ed as
Non –
renewabl
e energy
resource
?
212 Which is No other To be Possibly The Non - OK,
disadvan disadvan examine nothing industry Renewa Question
tage of tage d using ble may be
the Non non - changed
– Highly Renewa as
Renewa ble mentione
Can not explosive
ble be energy d.
energy converte resource,
D L1 Option B
resource d in to result in
s apart polluting and C
other may be
from form of the
limited atmosph amened
energy as
availabilit ere
y? leading mentione
to Global d
warming.

213 What is OK
the unit
of VA KW KVA KWH D L1
Electrical
energy?

214 How are OK,

the Please
satellites By using By using amend
By using Cryogeni
powered Fuel Edison A L1 the
Solar cell c storage
for their cells cells options
operation
?

215 What is 43% 57% 100% 20% Sunlight OK

percenta spectrum
ge of
Sunlight
spectrum
A L1
occupied
by visible
light
(VIBGYO
R)?

216 Apart X Rays Ultraviole Microwa Radio Sunlight OK

from t and ves waves B L1 spectrum
visible
 light infrared
which rays
radiation
s
contribut
e
moderat
e energy
levels in
sunlight
spectrum
?

217 What is Just Not The light It is Sunlight OK

the additiona much sensitive important spectrum
inference l influence materials to know
of the informati for
study of on conversi
sunlight on of
spectrum light to
for electricity
C L1
Photovolt must
aic respond
system? to high
energy
level of
the
spectrum
.

218 What is Available Available Available Constant Sun light OK

the for whole only for a for whole during
nature of day part of a year the day
solar day and B L1
energy also
during a varies
day?

219 What are Nothing Little Storm Earth Sunlight OK.

the affects affected rotation Option D
factors on its may be
affecting own, D L3 changed
availabilit Earth as “
revolving Rotation
around &
 y of the Sun, Revolutio
sunlight? Inclinatio n of
n of the earth,
Earth and
axis of Atmosph
rotation, eric
Cloud, condition
any
intermitte
nt object
either
transpar
ent or
opaque
and dust
& stains
in the
medium
of travel
etc.

220 What is Normally At an Ten Not Sun OK,

the 12 hours average hours possible hours Question
average 6 hours to may be
period i.e. from calculate amended
useful for 9 am to 3 as
conversi pm mentione
on of d
Solar
energy
B L3
into
electricity
If the
Sun rises
at 6 am
and sets
at 6 pm
in a day
?

221 Which Dust Shadow Defective Inclinatio Inclinatio OK

main Solar n of the n of Sun
factor panel sun rays D L2 rays
reduces to the
the surface
 productiv of the
e time Solar
during a panel
day in
case of
Solar
electricity
?

222 Why Inclinatio Flat Cloudy No Inclinatio OK

does the n of the surface condition shadow n of Sun
Solar sun rays of the on the rays
panel to the panel panel
able to surface
produce of the
for Solar A L2
average panel is
six hours almost
during a same
day? during
sun
hours

223 What do Hydro Solar Wind Thermal Hydro OK

you call energy energy energy energy energy
the
energy
associat
A L1
ed with
flowing
water
from a
dam?

224 What do Wave Geo- Tide Volcano Geo OK

you call energy thermal energy thermal
the energy energy
energy
associat
ed with B L1
the
piercing
water
from the
undergro
 und
Earth?

225 What do Wind Geo Solar Hydro Wind OK

you call energy thermal energy energy energy
the energy
energy
available
due to A L1
high
blowing
natural
air
current?

226 What do Charcoal Cow Biomass Tidal Biomass OK

you call dung energy energy energy
the cake
energy
available
from C L1
plants,
woods
and
animal
waste?

227 What is Non - Renewa Atomic Electrical Nuclear OK

classifica renewabl ble energy energy energy
tion of e energy energy A L1
Nuclear
energy?

228 What are Both Only Only Electrical Primary OK

primary renewabl renewabl non- energy energy
energy e and e energy renewabl
sources? non - source e energy A L1
renewabl source
e forms
of energy

229 What are Solar Hydro Wave Electricit Seconda OK

secondar and wind and Bio and tidal y and ry energy
D L2
y energy mass energy Hydroge
energy n
 energies
?

230 Which is Non - Renewa Electrical Hydroge Forms of OK

the renewabl ble energy n energy energy
energy e energy energy
that
eventuall
y run out A L1
and
cannot
be
replaced
?

231 Which is Solar Non - Renewa Thermal Forms of OK

the electricity renewabl ble energy energy
energy e energy energy
available
C L1
for
unlimited
time
period?

232 Why the The Solar Because The rays Direct OK

direct Earth panel is of come rays
rays from rotates mounted medium from very
the Sun on its so of travel far off
are own
making upon an
A L2
inclinatio inclined
n angle angle
on the
surface
of Solar
panel?

233 What is About 25 23.5 21.5 25.5 Earth OK

tilt of the degrees degrees degrees degrees axis
Earth’s relative
axis of to the B L2
rotation? plane of
Earth’s
orbit
 around
the Sun.

234 What do Azimuth Zenith Tilt angle Axis of Azimuth OK

you call angle angle rotation
the angle
of the
Sun from
due A L2
north in
clockwis
e
direction
?

235 What do Azimuth Zenith Tilt angle Axis of Zenith OK

you call angle angle rotation
the angle
of the
Sun
B L2
measure
d from
vertical
downwar
d?

236 What is OK
the
market
average
energy 12%- 20%- 40%-
100% A L1
conversi 18% 30% 50%
on ratio
for
Photovolt
aic cells?

237 What is OK
the
nominal 36V 12V 24V 48V C L1
voltage
of
250Wp
 solar
panels?

238 What is OK
the
nominal
voltage
36V 12V 24V 48V B L1
of
125Wp
solar
panels?

239 What is OK
the
nominal
voltage
36V 12V 24V 48V B L1
of
100Wp
solar
panels?

240 Where DCDB ACDB Junction Inside C OK

are the Box of the the
Bypass module solar
diodes panel L1
located
in a solar
panel?

241 Which Voltmete Multimet Megger Ammeter B OK

instrume r er
nt is
used to
measure
the open
circuit L1
voltage
and short
circuit
current
of a PV
module?

242 What is 74.42% 67.12% 48.00% 94.32% A L1 OK

the fill
 factor of
the
module
rated at
STC for
the given
specificat
ion a PV
module
as Voc=
42.8V,
Isc =
4.75 A,
Vm= 34
V, and
Im =
4.45 A?

243 How OK
many
terminals
does a 1 2 3 4 B L1
PV
module
have?

244 When 20V,4A 40V,8A 40V,4A 20V,8A OK

two PV
modules
of Voc=
20V
(each)
and Isc =
4A
(each) C L1
are
connecte
d
inseries,
the
resultant
Voc and
Isc are:
245 When 20V,4A 40V,8A 40V,4A 20V,8A OK
two PV
modules
of Voc=
20V
(each)
and Isc =
4A
(each) D L1
are
connecte
d in
parallel,
the
resultant
Voc and
Isc are:

246 What is 4A-5A 1A-2A 8A-9A 10A-12A OK

the
range of
Isc (short
circuit
current)
of a C L1
250Wp
solar
panel
available
in the
market?

247 What is Solar Ammeter Wattmet Voltmete Solar OK

the Power er r power
instrume meter meter
nt used
for
A L1
measurin
g Solar
Irradianc
e at a
surface?
248 What are It Measure Measure Measure Solar OK
uses of measure s only s only s only irradianc
Solar s Solar radiation power Energy e meter
irradianc irradianc
e meter? e,
ambient
temperat
ure and
A L1
PV
module
temperat
ure,
Module
orientatio
n and tilt
angle.

249 Which Pyranom Hydrome Pyrhelio Aneamo Repeate

instrume eter ter meter meter d
nt is question
used for
measure
C L1
ment of
direct
normal
irradianc
e?

250 What Multi Multi Medium None of OK

does MC connecti Contact core the
in MC4 on above
B L1
connecto
rs stand
for?

251 Which DOD of Autonom Efficienc All of the OK

details the y of y of the above
are/is battery system battery
needed D L1
for
battery
sizing?
252 Which DOD of Solar Efficienc All of the OK
details the peak sun y of the above
are/is battery hour battery
B L1
needed
for Panel
sizing…?

253 What do Amount Time for Similar to Similar to B OK

mean by of which efficiency DOD of
the term sunlight the batte of the the
Autonom available ry will battery battery
y in support
battery? the L1
critical
load
during a
mains
failure

254 What do Solar line Sun Single None of OK

you diagram location line the
mean by diagram diagram above
SLD In
solar C L1
photovolt
aic
installatio
n?

255 Size of Specifica Size of All of the OK,

the cable tion of the above Option D
What need to the PCU system may be
does a use amended
Single The as
D L1 mentione
line descripti
diagram ons of d
contain? compone
nts of the
plant

256 Solar cell Solar Solar AJB OK

battery pcu
A L1
 What is
the
symbol
stand
for?
257 Solar Solar Solar AJB OK
battery panel pcu

B L1
What is
the
symbol
stand
for?
258 What is Direct Direct Direct Direction DNI OK
DNI? Normal Noon North al
Irradianc Irradianc Incidenc Normal A L1
e e e Incidenc
e

259 What is Direct Direct Diffuse Diffuse DHI OK

DHI? Normal Horizont Horizont Normal
Irradianc al al Irradianc C L1
e Irradianc Irradianc e
e e

260 What is Global Geother Geometri Global GHI OK

GHI? Horizont mal cal Horizont
al Horizont al
Irradianc al Horizont A L1
e Irradiatio al Incidenc
n Irradiatio e
n

261 What do GNI GHI TSI DNI GHI OK

you call
the Total
Solar
irradiatio
n B L1
incident
on the
horizonta
l
surface?
262 Which is GHI = No. GHI GHI = GHI = GHI Ok,
the DNI + = DNI + DNI + DNI options
equation DHI + DHI Ground may be
for Ground reflected A L1 amended
calculatin reflected radiation as
g GHI? radiation mentione
d

263 What do DHI DNI GHI GNI DNI OK

you call (Direct
the Normal
amount Irradianc
of Solar e)
irradianc
e
received
per unit
B L1
surface
area,
incident
at
Normal
(Perpend
icular)
from the
Sun.

264 What Safety of Power OK

Overall
does the power condition
efficiency
Quality converter ers:
of grid-
Standard s for use Procedur Test
connecte
IEC in e for Procedur D L1
d
62116 photovolt Measurin e of
photovolt
stand aic g Islanding
aic
for? power Efficienc Preventi
inverters
systems y on

265 What is Safety of Power OK

quality power condition Overall Test
standard converter ers: efficiency Procedur
IEC s for use Procedur of grid- e of D L1
62116 in e for connecte Islanding
stand photovolt Measurin d Preventi
for? aic g photovolt on
 power Efficienc aic
systems y inverters

266 What is Safety of Safety of OK

Overall
quality power panels
Photovolt efficiency
Standard converter used in
aic (PV) of grid-
IEC s for use photovolt
arrays – connecte
62548 in aic C L1
Design d
stand? photovolt power
requirem photovolt
aic systems
ents aic
power
inverters
systems

267 What is Safety of Safety of Power OK

quality power panels condition
Standard converter used in ers:
IEC s for use photovolt Procedur None of
62109-1, in aic e for the A L1
IEC photovolt power Measurin above
62109-2 aic systems g
stand? power Efficienc
systems y

268 What is Safety of Power Power OK

quality power condition condition
Standard converter ers: ers:
IEC/IS s for use Procedur Procedur None of
61683 in e for e for the B L1
stand? photovolt Measurin Measurin above
aic g g
power Efficienc Efficienc
systems y y

269 What is Safety of Power OK

Overall
quality power condition
efficiency
standard converter ers:
of grid-
IEC s for use Procedur None of
connecte
62891 in e for the C L1
d
stand? photovolt Measurin above
photovolt
aic g
aic
power Efficienc
inverters
systems y
270 What is Question
not not in
included Fault proper
in the Mechani condition format
Electrical Artificial
Performa cal s L1
Hazards ageing A
nce stress simulatio
standard ns
s of IEC
61215?

Which OK
classifies
the
degrees
of
protectio
n
provided
against
the Importan Immediat
Impress Ingress
intrusion t e
Protectio protectio B L1
of solid protectio protectio
n n
objects, n n
dust,
accident
al
contact,
and
water in
electrical
enclosur
271 es?

How do OK
you call
the term
Importan Immediat
IP in IP Impress Ingress
t e
rating as Protectio protectio B L1
protectio protectio
per IEC n n
n n
60529
standard
272 s?
 An OK
enclosur
e is rated
as IP XY.
Solid Water &
What Mud & Material
particles Solid A L1
does the Moisture & Water
& Water particles
terms X
&Y
denote
273 here?

274 What is OK
nature of
the
temperat
None of
ure Positive Negative L1
Zero the
coefficie
above
nt of
semicon
ductor? B

275 Which OK , “at”

temperat not
ure does reqired in
the Question
Low High very high none of
Semicon
temperat temperat temperat the L1
ductor
ure ure ure above
behaves
as
insulator
at? A

276 How OK
does
Hydroge
Silicon Carbon Boron combine L1
n
occur in d with
nature? Oxygen D

277 Which is OK
the main
source of Sand Water Oil None of L1
silicon in the
nature? above A
278 What for To show To To get To find OK
the Solar the measure the the
path moveme the hotspot module
finder is nt of sun installatio image breakage
A L1
used in n area
solar
applicati
on?

279 Which of Occupati To find To find Installati Negative

the onal the cable Location on of question
following health routes s of BOSs
does not and BOSs
includes safety
D L1
in the needed
site to be
assessm taken on
ent the site
process?

280 Which of Crimping Compas Sunchart Solar Negative

the tool s path Question
following finder
tool/mate
rial not
required
A L1
while
taking
site
assessm
ent
process?

281 Which OK
factors
does the
annual
Direction Shading
energy Tilt angle
the array effects All the
yield of the D L1
is from above
from the array
oriented objects
solar
array will
depend
on?
282 Which OK
direction
does the
Solar
panel
should
be faced
West East South North C L1
to if the
site
situated
in
northern
hemisph
ere?

283 How OK,

much option A
space is may be
required amended
for the
installatio
6-7 sq.M 20sq.M 30sq.M 40sq.M A L1
n of
1Kwp
Solar
plant on
the roof
top?

284 Which of OK
the
condition
s have
Air mass Air mass Airmass Air mass
higher L1
2 1.6 1.75 1.5
energy
content,
Air mass
2 or 1.5? D

285 How to Poly Poly Repeate

identify crystallin crystallin d
the mono e e Impossib None of question
crystallin modules modules le to the L1
e and cells are cells identify above
poly rectangul have A
crystallin ar in cutting
 e shape rectangul
modules and ar edges
? mono and
crystallin mono
e cells crystallin
have e cells
cutting are
rectangul rectangul
ar edges ar in
shape

286 What is Remove Wear Both None of UK

the Main Insulated the
precautio Fuse Gloves above
n against and
C L1
AC Grid Industrial
Shock Shoes
Hazards
?

287 What is Net Off-grid Power Parallel OK

the term metering connecti backup connecti
used to on on
describe
the
arrange
ment
where
electricity
consume
A L1
rs can
feed
surplus
electricity
generate
d by their
solar
panels
into the
grid?

288 What is To To To To Ok
the measure monitor record measure D L1 Option D
primary solar battery electricity electricity may be
function exported amended
 of a bi- panel charge consump to the as
direction efficiency levels tion grid and mentione
al meter energy d
in an on- imported
grid solar
power
system?

289 Which Proximity Availabili Soil Distance OK

factor is to battery ty of composit from
crucial storage sunlight ion electrical
for applianc
determini es
ng the
optimal B L1
location
of solar
panels in
an on-
grid
system?

290 Which Solar Local Home Solar OK

entity ,in panel utility owner installer
an on- manufact company
grid solar urer
power
plant, is
responsi
ble for
maintaini
B L1
ng the
electricity
grid
connecti
on and
ensuring
safety
standard
s?

291 What is a 10-20% 30-40% 50-60% 80-90% OK

typical D L1
range of
efficiency
 for solar
inverters
used in
on-grid
systems
?

292 Which Ability to Integratio Connecti Use of A is

character operate n with on to concentr correct
istic during wind both the ated option
distinguis power turbines grid and solar
hes an outages battery panels
on-grid storage
solar C L1
power
plant
from a
hybrid
solar
system?

293 What is 5-10 15-20 25-30 40-50 OK

the years years years years
typical
lifespan
of solar
panels C L1
used in
on-grid
solar
power
plants?

294 Which Number Roof Soil Distance OK

factor is of area fertility from the
crucial electrical available nearest
for applianc for power
determini es installatio plant
ng the n B L1
size of a
solar
panel
installatio
n in an
 on-grid
system?

295 What It It shuts It It relies OK

happens continue down switches on a
to the s to automati to battery backup
on-grid operate cally backup generato
solar normally (if r
power installed)
plant B L1
during a
grid
outage
or
blackout
?

296 Which Solar Inverter Bi- Disconne OK

compone panels direction ct switch
nt of an al meter
on-grid
solar
power
system
ensures
the
safety of
utility D L1
workers
during
maintena
nce by
disconne
cting the
solar
system
from the
grid?

297 Which Wind Humidity Angle of Soil pH OK

factor speed levels sunlight
affects In C L1
an on-
grid solar
power
 plant,
affects
the
efficiency
of
electricity
generatio
n from
solar
panels?

298 What Reduced Decreas Conserv Preserva OK

environm noise ed air ation of tion of
ental pollution pollution water soil
benefit resource fertility
does an s
on-grid B L1
solar
power
plant
primarily
offer?

299 Which Geother Biomass Wind Tidal OK

renewabl mal power energy
e energy energy
source
complem
ents on-
grid solar
power
plants by C L1
providing
electricity
during
nighttime
or
periods
of low
sunlight?

300 What The The point The The OK

does the ability of at which synchron efficiency B L1
term solar solar ization of rating of
"grid panels to electricity multiple solar
parity" rotate costs the solar panels
mean in and track same as inverters over their
the the sun conventi in a lifespan
context onal grid power
of on- electricity plant
grid solar
power
plants?