In favourable circumstances a 15 cm concrete cube after 28 days, attains a maximum crushing strength

A)
200 kg/cm²
B)
300 kg/cm²
C)
400 kg/cm²
D)
500 kg/cm²

Correct Answer :   400 kg/cm²

Recently Updated in RCC Structures Design Questions
A very comfortable type of stairs is
A)
open newel
B)
straight
C)
dog legged
D)
geometrical

Correct Answer : Option (A) :   open newel

The neutral axis of a T-beam exists
A)
within the flange
B)
below the slab
C)
at the bottom edge of the slab
D)
All of the above

Correct Answer : Option (D) :   All of the above

The maximum ratio of span to depth of a slab simply supported and spanning in two directions, is
A)
25
B)
30
C)
35
D)
40

Correct Answer : Option (C) :   35

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