Civil Engineering - Strength of Materials

26.
For a simply supported beam carrying uniformly distributed load W on it entire length L, the maximum bending moment is
Answer: Option
Explanation:
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27.
Euler's formula states that the buckling load P for a column of length l, both ends hinged and whose least moment of inertia and modulus of elasticity of the material of the column are I and E respectively, is given by the relation
P = πEl2.
Answer: Option
Explanation:
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28.
The stiffness factor for a prismatic beam of length L and moment of inertia I, is
Answer: Option
Explanation:
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29.
The stress in the wall of a cylinder in a direction normal to its longitudinal axis, due to a force acting along the circumference, is known as
yield stress
longitudinal stress
hoop stress
circumferential stress
ultimate stress.
Answer: Option
Explanation:
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30.
In a simply supported beam (l + 2a) with equal overhangs (a) and carrying a uniformly distributed load over its entire length, B.M. at the middle point of the beam will be zero if
l = 2a
l = 4a
l < 2a
l > a
l > 3a.
Answer: Option
Explanation:
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