Civil Engineering - RCC Structures Design

6. 

Based on punching shear consideration, the overall depth of a combined footing under a column A, is

A.
B.
C.
D. None of these.

Answer: Option B

Explanation:

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7. 

An intermediate T-beam reinforced with two layers of tensile steel with clear cover 13 cm encasted with the floor of a hall 12 metres by 7 metres, is spaced at 3 metres from adjoining beams and if the width of the beam is 20 cm, the breadth of the flange is

A. 300 cm
B. 233 cm
C. 176 cm
D. 236 cm
E. 255 cm

Answer: Option C

Explanation:

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8. 

Pick up the assumption for the design of a prestressed concrete member from the following :

A. A transverse plane section remains a plane after bending
B. During deformation limits, Hook's law is equally applicable to concrete as well as to steel
C. Variation of stress in reinforcement due to changes in external loading is negligible
D. All the above.

Answer: Option D

Explanation:

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9. 

If the diameter of the main reinforcement in a slab is 16 mm, the concrete cover to main bars is

A. 12 mm
B. 13 mm
C. 14 mm
D. 15 mm
E. 16 mm

Answer: Option E

Explanation:

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10. 

Side face reinforcement shall be provided in the beam when depth of the web in a beam exceeds

A. 50 cm
B. 75 cm
C. 100 cm
D. 120 cm

Answer: Option B

Explanation:

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