Mechanical Engineering - Strength of Materials

26.
The point of contraflexure is a point where
shear force changes sign
bending moment changes sign
shear force is maximum
bending moment is maximum
Answer: Option
Explanation:
No answer description is available. Let's discuss.

27.
The simply supported beam 'A' of length l carries a central point load W. Another beam 'B' is loaded with a uniformly distributed load such that the total load on the beam is W. The ratio of maximum deflections between beams A and B is
5/8
8/5
5/4
4/5
Answer: Option
Explanation:
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28.
The maximum stress produced in a bar of tapering section is at
smaller end
larger end
middle
anywhere
Answer: Option
Explanation:
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29.
The energy stored in a body when strained within elastic limit is known as
resilience
proof resilience
strain energy
impact energy
Answer: Option
Explanation:
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30.
In compression test, the fracture in cast iron specimen would occur along
the axis of load
an oblique plane
at right angles to the axis of specimen
would not occur
Answer: Option
Explanation:
No answer description is available. Let's discuss.