RCC Structures Design - Section 1 (4)

Directions to Solve

This is a section which is filled with RCC Structures Design and this is
the part of this civil engineering. You can solve all the MCQs based on this topic.

25.

The number of treads in a flight is equal to

A.	risers in the flight
B.	risers plus one
C.	risers minus one
D.	none of these.

Answer: Option C

Explanation:

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26.

The minimum cube strength of concrete used for a prestressed member, is

A.	50 kg/cm2
B.	150 kg/cm2
C.	250 kg/cm2
D.	350 kg/cm2
E.	400 kg/cm2

Answer: Option D

Explanation:

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27.

Pick up the incorrect statement from the following:

A.	In the stem of a retaining wall, reinforcement is provided near the earth side
B.	In the toe slab of a retaining wall, rein forcement is provided at the bottom of the slab
C.	In the heel slab of a retaining wall, rein forcement is provided at the top of the slab
D.	None of these.

Answer: Option D

Explanation:

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28.

The effective span of a simply supported slab, is

A.	distance between the centres of the bearings
B.	clear distance between the inner faces of the walls plus twice the thickness of the wall
C.	clear span plus effective depth of the slab
D.	none of these.

Answer: Option B

Explanation:

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29.

An R.C.C. beam not provided with shear reinforcement may develop cracks in its bottom inclined roughly to the horizontal at

A.	25°
B.	35°
C.	45°
D.	55°
E.	60°

Answer: Option C

Explanation:

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30.

Thickened part of a flat slab over its supporting column, is technically known as

A.	drop panel
B.	capital
C.	column head
D.	none of these.

Answer: Option A

Explanation:

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31.

For a circular slab carrying a uniformly distributed load, the ratio of the maximum negative to maximum positive radial moment, is

A.	1
B.	2
C.	3
D.	4
E.	5

Answer: Option B

Explanation:

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32.

The thickness of base slab of a retaining wall generally provided, is

A.	one half of the width of the stem at the bottom
B.	one-third of the width of the stem at the bottom
C.	one fourth of the width of the steam at the bottom
D.	width of the stem at the bottom
E.	twice the width of the steam at the bottom.

Answer: Option D

Explanation:

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