Theory of Structures
The eccentricity (e) of a hollow circular column, external diameter 25 cm, internal diameter 15 cm for an eccentric load 100 t for non-development of tension, is

3.00 cm
3.50 cm
4.25 cm
2.75 cm

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Theory of Structures
Pick up the correct statement from the following:

All of these
In a loaded beam, the moment at which the entire section of the beam becomes fully plastic, is called plastic moment
In a loaded beam, the moment at which the first yield occurs is called yield moment
In a fully plastic stage of the beam, the neutral axis divides the section in two sections of equal area

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Theory of Structures
The horizontal thrust on the ends of a two hinged semicircular arch of radius ‘R’ carrying

A uniformly distributed load ? per unit run over its right half span, is ? ?R/?
A uniformly distributed load ? per unit run over its entire span is 4/3 ?R/?
All of these
A distributed load varying from zero at the left end to ? per unit horizontal run at the right end, is ? ?R/?

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