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Mechanical Engineering - Strength of Materials

Exercise : Strength of Materials - Section 5
46.
The maximum deflection of a fixed beam of length l carrying a total load W uniformly distributed over the whole length is
Answer: Option
Explanation:
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47.
The pull required to tear off the plate per pitch length is (where p = Pitch of rivets, t = Thickness of plates, and σt, τ and σc = Permissible tensile, shearing and crushing stresses respectively)
(p - 2d)t x σc
(p - d)t x τ
(p - d)t x σt
(2p - d)t x σt
Answer: Option
Explanation:
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48.
When a beam is subjected to bending moment, the stress at any point is __________ the distance of the point from the neutral axis.
equal to
directly proportional to
inversely proportional to
independent of
Answer: Option
Explanation:
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49.
The torsional rigidity of a shaft is given by
T/J
T/θ
T/r
T/G
Answer: Option
Explanation:
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50.
The unit of strain is
N-mm
N/mm
mm
no unit
Answer: Option
Explanation:
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