eee TPB CesT MRSC Wag cca Neca CCRC mG mS PPA one wwengineersacademy.org | www.eapublicatons.org | wrw.onlineengineersacademy.org | wow.nimbus.org. bD) 5 eee Coa NIMBUS eco eel Le-Chateli Sea Re ACCOR SE! Pip ecune aime RSTn Ree med Cc D 42 3.2 737-400-0-888BS) or ete On Which of the following pairs in respect of Ordinary Portland Cement (OPC) are matched? Ran (O40) RCM One eC l Smut Pa CCC a OTC LO a Srl Ca i CO et CoC i COR aS NC RSC cs ae CS 7 Neem Ren ccme nom et cee Cont UH (a) 1,2 and3 (ee (©) 1and2 (Cee www.engineersacademy.org | www.eapublications.org | www.onlineengineersacademy.org | www.nimbus.org.in “© 737-400.LY) 50 neta Consider the following statemetns reac hd aos 1, Tests on cement paste to determine initial and final setting times are done at normal consistency COO nC CCG mE SIRS 2 fr A fer orn & PN Ree secu ea eens CCM iA COE eo Eee MC aa ere RCS SIMU tn Recon Reena emcee CaO nee UR eee Ro Prateek Ree RSLs PCC MCMC ARCO NTO OM eres coon aoe oh Cy med (b) Land 3 (©) 2 and 3 www.engineersacademy.org | www.eapublications.org | www.onlineengineersacademy.org | www.nimbus.org.in “© 737-400-0-888NIMBUS aT ce Increas CY ee Ue Nem CO MTECCUTCAU UM CCA oO LLCO CeO COTA CMU LE LE axe (b) eer Romer t Races ae tie Tea ecto mec ter the rate of strength development and leads to higher shrinakge www.engineersacademy.org | www.eapublications.org | www.onlineengineersacademy.org | www.nimbus.org.i 737-400-0-888NIMBUS aT ce Se Are Neen neere cree at ee eee ea net oscar pea Cece On a cokes eC mG Se CSE Ne oes RGR UMC SGA i CCE eM Oke Oh A Cee OME RCC GAO a aN) Ne eRe ea Gad Tricalcium silicate (C,S) in cement Pom Ouna (c) Land 2 www.engineersacademy.org | www.eapublications.org | www.onlineengineersacademy.org | www.nimbus.org.i 737-400-0-8886. The proper size of mould for testing com (a) (b) (9) ) 7.05 cm cube (7.05 Wt a=) TOR on met om @ LOK) 90 sts ba) Teens ok @ RGR oa)) 12.05 cm cube (12.05 Gt 7)BS) or eA Le On ity of commonly available ordinary portland cement is (a) 4.92 (b) 3.15 2.05 www.engineersacademy.org | www.eapublications.org | www.onlineengineersacademy.org | www.nimbus.org.in “© 737-400.erepiTenctcn IEE a Curing minimizes the shrinkage of cement concrete when it sets (a) 1 only (c) Both 1 and 2 (d) Neither 1 nor 2 www.engineersacademy.org | www.eapublications.org | www.onlineengineersacademy.org | www.nimbus.org.in “© 737-400.Eat ROe COKum oh 8 aac Aor tia father or fafa oer & fey amate fora (a) Both A and R are true and R is the correct explanation of A (Ce Uae Se cc Um ROE me Mm Ome) AN (c) A is true but R is f (PAC Smt eT www.engineersacademy.org | www.eapublications.org | www.onlineengineersacademy.org | www.nimbus.org.i 737-400-0-888POOKY aT ce (Oe TaTS (eum ios CeO Tem ELC TST SCM Gear od 1. Rise in temperature does not cause any change in the colour of cement COC a Cie S| Curing minimizes the shrinkage of cement concrete when it set: CO Mc oC CS amc A] ANU em oem Eon on SE Kemet ae ae Cc Oe mae (a) 1 only (b) oh (c) Both 1 and 2 (d) Neither 1 nor 2 www.engineersacademy.org | www.eapublications.org | www.onlineengineersacademy.org | www.nimbus.org.in “© 737-400.a aera Rone secncs , exe Viet ieca adie alk | Pe Teed omer LCmTeC TACO UO CoM Noe TeCnTreLECO ET Cie MU esr Cu on Se emee te aCe Oe Ce ed (b) 2 and 3 (c) 1 and3 (d) 1,2 and 3 www.engineersacademy.org | www.eapublications.org | www.onlineengineersacademy.org | www.nimbus.org.i 737-400-0-888BS) rr NEE On 12. Ultimate strength of cement is influenced by which one of the following? SA MC RGM CCM CoM Mia (a) Tricalcium silicate (cIg@feeran fafere) (COMED ees eR PCa U EMSC) (c) Tricalcium aluminate (g1g@feerra yegrric) (COM Cotes Une Urine (nn Cosel Oct Moe Td) wiengineersacademy.org | www.eapublicatons.org | ww.onlineengineersacademy.org | wow.nimbus.org.iAD) eee ae CR OMS coe OT ME UCIT setting time of ordinary portland cemer should not be less than Sa lad (a) 10 minutes (b) 20 minutes BLOB iio) (SOR nite wiengineersacademy.org | www.eapublicatons.org | ww.onlineengineersacademy.org | wow.nimbus.org.iBY) Hi cee et dens | CP RCS N AEX el NU om Tee Cec RRSTRCIUT CUOMO TUT oar: Wes u (ere es OC NCOs) is primarily due to See Sai RR OCC RemBS) or eA Le On 15. The ity of commonly available ordinary portland cement is Ce CSRS Ce OR AIA (Ca (b) 3.15 2.05 www.engineersacademy.org | www.eapublications.org | www.onlineengineersacademy.org | www.nimbus.org.in “© 737-400.15 to 20% URAL) Pm ORI)BS) arr et OR cement bag contains 0.035 cubic meter of cement by volume. How many LeMay OCMC TCO MMU HoT meen Du Kor SE UCC ORCS CM RII i SMe ca TR Oa io Cm ee Te) wi 18 vA) wiengineersacademy.org | www.eapublicatons.org | ww.onlineengineersacademy.org | wow.nimbus.org.iBS) or Ne LO 18. If 375 g of water is required to have a cement paste 1875 g of normal consistency, the percentage of water is Sm CLR ee A MC CM RCM wiengineersacademy.org | www.eapublicatons.org | ww.onlineengineersacademy.org | wow.nimbus.org.iBS) ar eA Le On he autoclave test is used to determine the ___in Portland cement. Cac al COS UG MR LACM OC id (a) Expansion (aR) (b) Sulphur content (eRe UM) (OME CROM NC CUO RCSCE IG mOmESS) (d) Calcium content (@feraH ari) wiengineersacademy.org | www.eapublicatons.org | ww.onlineengineersacademy.org | wow.nimbus.org.iBS 5 etree ced he time interval for wh is remain in plasctic condi- TCO Cera: s CUCM CSL ARC CCS RC SG (COMB OTM tti ome nom CobICMECOTa)) (b) Initial setting time CINE met ICME OCD) 3xpansion time (fae state) HielenO emt safe) wiengineersacademy.org | www.eapublicatons.org | ww.onlineengineersacademy.org | wow.nimbus.org.iBY Hor CNP AYO) OS) Te 21. The full form of PPC is ORM mete COMB RO CnC B awa Recnona Sci SL) (b) Pozzolona Portland Cement (4 Seca) (c) Portland Pozzolanic Cement (cers divi vic) (CMB SOU ENC UCN AOC NRC con Re CUES)is quasiamorphous material and also the principal binder of the hardened cement is referred to as mesic (fs RUD