78.  If the sides of a slab simply supported on edges and spanning in two directions are equal, the maximum bending moment is multiplied by
A.0.2
B.0.3
C.0.4
D.0.5

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79.  Design of a two way slab simply supported on edges and having no provision to prevent the corners from lifting, is made by
A. Rankine formula
B. Marcus formula
C. Rankine Grashoff formula
D. Grashoff formula

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80.  A flat slab is supported
A. on beams
B. on columns
C. on beams and columns
D. on columns monolithically built with slab

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81. Enlarged head of a supporting column of a flat slab, is technically known as
A. supporting end of the column
B. top of the column
C. capital
D. drop panel

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82.  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.

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83. Pick up the true statement from the following :
A. Plain ceiling provides the best property diffusing light
B. In the absence of beams, it is easier to install piping
C. In the absence of beams, it is easier to paint
D. All the above.

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84. The diameter of the column head support a flat slab, is generally kept
A. 0.25 times the span length
B. 0.25 times the diameter of the column
C. 4.0 cm larger than the diameter of the column
D. 5.0 cm larger than the diameter of the column

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