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Athin cylinder of thickness 1, width ‘b’ and intemal radius ‘r' is subjected to a pressure
ந the entire intemal surface. What is the change in radius of the cylinder ? (p is
the Poisson’s ratic and E is the modulus of elasticity)

(ص-1)ء

(२५) 2 +) ജേ ‏ہو‎

A T
) P Et Et 2Et Et

B) pr C) pr

Consider the following tasks.
1. Placing of reinforcement (P) for roof slab cannot start before bending of

reinforcement (B) and erection of frame work (E).
2. As soon as placing of reinforcement is finished, concreting (C) will follow.

The correct activity on arrow diagram representing for the above task is

‎ತ್‌್‌ ந்‌ ல‏ ۲ ۲س
‎മു ത ~< B)‏
0

‎B

‎\ : ८ പം ८
0) ¬ ऋत + 0) 7

‎Terzaghi's Consolidation theory is applicable to one-dimensional consolidation test
A) For small load increment ratios

‎B) For large load increment ratios

‎C) For aload increment ratio of nearly one

‎D) In situations where there is no excess pore pressure

‎Which one of the following pairs is NOT correctly matched ?

‎A) Visco-elastic material — Small plastic zone

‎B) Strain hardening material — Stiffening effect

‎C) Orthotropic material — Different properties in three perpendicular directions
D) Isotropic material — Same physical property in all directions at a point

‎Twoccircularfootings of diameters D_ and D, are resting onthe surface of a purely cohesive
soil. The ratio D /D, = 2. If the ultimate load carrying capacity of the footing of diameter
D_ is 200 kN/m®, then the ultimate bearing capacity (in kN/m) of the footing of diameter
D, will be

‎A) 100 B) 200 0) 314 0) 571

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