SSC JE Civil Engineering 2013

Instructions

For the following questions answer them individually

SSC JE Civil Engineering 2013 - Question 181


High percentage of C3S and low percentage of C2S in a cement will result in
(i) rapid hardening
(ii) high early strength with high heat generation
(iii)more resistance to chemical attact
The correct answer is

SSC JE Civil Engineering 2013 - Question 182


As per IS 456, splitting tensile-strength $$(f_{cr})$$ of concrete may be estimated from compressive stength as

SSC JE Civil Engineering 2013 - Question 183


Maximum admissible water-cement ratio for mild environmental exposure should be

SSC JE Civil Engineering 2013 - Question 184


Air entrainment in the concrete increases

SSC JE Civil Engineering 2013 - Question 185


The minimum horizontal distance between two main reinforcement bars shouls be

SSC JE Civil Engineering 2013 - Question 186


During the manufacture of Portland cement, gypsum or Plaster of Paris is added to

SSC JE Civil Engineering 2013 - Question 187


Minimum percentage of tension steel in an RCC beam for Fe 500 steel is

SSC JE Civil Engineering 2013 - Question 188


As per IS 456, the effective length cantilever shall be taken as

SSC JE Civil Engineering 2013 - Question 189


If the modular ratio is ‘m’, stress ratio in steel and concrete is ‘r’, then the critical neutral axis constant ‘k’ is given by

SSC JE Civil Engineering 2013 - Question 190


For two way action, i.e. punching shear, the calculated shear stress, $$\tau_{y}$$ , should satisfy the following relation $$\tau_{y} \leq K_{s}\tau_{c} $$
where $$\tau_{c}$$ according to working stress method is expressed as

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