Civil Engineering - RCC Structures Design

1. 

A ribbed slab is provided for

A. a plain ceiling
B. thermal insulation
C. acoustic insulation
D. all the above.

Answer: Option D

Explanation:

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2. 

For a number of columns constructed in a rcjw, the type of foundation provided, is

A. footing
B. raft
C. strap
D. strip
E. a combination of the above.

Answer: Option D

Explanation:

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3. 

As the percentage of steel increases

A. depth of neutral axis decreases
B. depth of neutral axis increases
C. lever arm increases
D. lever arm decreases
E. none of these.

Answer: Option B

Explanation:

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4. 

If W is weight of a retaining wall and P is the horizontal earth pressure, the factor of safety against sliding, is

A. 1.0
B. 1.25
C. 1.5
D. 2.0
E. 2.5

Answer: Option C

Explanation:

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5. 

If q is the punching shear resistance per unit area a, is the side of a square footing for a column of side b, carrying a weight W including the weight of the footing, the depth (D) of the footing from punching shear consideration, is

A.
B.
C.
D.

Answer: Option B

Explanation:

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