ESE CE : Concrete Structures - Booster Quiz for ESE & GATE CE Exams

Question 1

A certain RC structure has to be constructed along a sea coast. The minimum grade of concrete to be used as per IS 456 : 2000 is

Question 2

Which one of the following states falls under the ‘Limit state of Serviceability’ as per IS-456?

Question 3

Which one of the following predicts the effective modulus of elasticity of concrete?

Question 4

Critical section for shear in case of flat slabs is

Question 5

At what stress does the first flexural crack appear in RCC beams made of M25 grade concrete?

Question 6

Prestressing anchorage unit using multiple wire cables exists in the

Question 7

A square column section of size 350 mm × 350 mm is reinforced with four bars of 25 mm diameter and four bars of 16 mm diameter. Then the transverse steel should be

Question 8

A beam is designed for uniformly distributed loads causing compression in the supporting columns. Where is the critical section for shear? (d is effective depth of beam and L_d is development length)

Question 9

Calculate the effective flange width of the following T-beam:
Thickness of slab = D1=100mm Width of rib = B =300mm Depth of beam = D =500mm Centre to center distance of beam = 3.0mm Effective span of beam = 6.0mm Distance between points of contra flexure =1 = 3.6m

Question 10

A RCC beam of 200 mm width and 300 mm effective depth is reinforced with Fe415 grade steel. The grade of concrete used is M20. The limiting moment carrying capacity of this beam is

Question 11

While designing combined footing, the resultant of the column loads passes, through the centre of gravity of the footing slab such that the net soil pressure obtained is

Question 12

The load carrying capacity of a column designed by working stress method is 200kN. The collapse load of the column is_________(Take F.O.S for concrete = 1.5)

Question 13

The bond stress acting parallel to the reinforcement on the interface between bar and concrete are:

Question 14

A RC column 4 m long and 400 mm in dia is reinforced by 8 bar of the 20 mm dia, find the safe load, the column can carry $Description: E:\Gate\SSC JE Civil Part 1\Practice-Set-4_files\image013.png$ $Description: E:\Gate\SSC JE Civil Part 1\Practice-Set-4_files\image014.png$

Question 15

In a pre-stressed member, it is advisable to use

Question 16

In limit state approach, spacing of main reinforcement controls primarily

Question 17

The purpose of lateral ties in short R.C. columns is to

Question 18

What is the minimum nominal percentage longitudinal reinforcement to be provided in a concrete pedestal as per relevant IS code?

Question 19

Consider the following statements:
In an under-reinforced concrete beam,
1) actual depth of neutral axis is less than the critical depth of neutral axis.
2) concrete reaches ultimate stress prior to steel reaching the ultimate stress.
3) moment of resistance is less than that of balanced sections.
4) lever arm of resisting couple is less than of balanced sections.
Which of these statements is/are correct?

Question 20

Usually stiffness of a simply supported beam is satisfied if the ratio of its span to depth does not exceed which one of the following?