Civil Engineering - Building Construction

41. 

The maximum permissible differential settlement, in case of foundations in clayey soil, is usually limited to

A. 10 mm
B. 20 mm
C. 30 mm
D. 40 mm
E. 50 mm.

Answer: Option D

Explanation:

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42. 

The compaction of concrete in the drilled pile hole is done by compressed air in the case of

A. simplex pile
B. Franki pile
C. pressure pile
D. vibro pile.

Answer: Option C

Explanation:

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43. 

The opening provided in sloping roof with its top parallel to the roof surface, is called

A. dormer window
B. sky light window
C. lantern window
D. louvered window.

Answer: Option B

Explanation:

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44. 

The type of ashlar masonry in which stones are finely chisel dressed and thickness of joints does not exceed 3 mm, is

A. chamfered ashlar masonry
B. ashlar facing masonry
C. random coursed ashlar masonry
D. coursed ashlar masonry.

Answer: Option D

Explanation:

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45. 

The lower half portion between crown and skew back of the arch, is called

A. spandril
B. haunch
C. springing
D. soffit.

Answer: Option B

Explanation:

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