Exercise: Strength Of Materials

Questions for: Strength Of Materials

The maximum shear stress is __________ the algebraic difference of maximum and minimum normal stresses.
A:
equal to
B:
one-fourth
C:
one-half
D:
twice
Answer: C
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In a thin cylindrical shell subjected to an internal pressure p, the ratio of longitudinal stress to the hoop stress is
A:
1/2
B:
3/4
C:
1
D:
1.5
Answer: A
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The shear modulus of most materials with respect to the modulus of elasticity is
A:
equal to half
B:
less than half
C:
more than half
D:
none of these
Answer: B
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The shear force at the ends of a simply supported beam carrying a uniformly distributed load of w per unit length is
A:
zero at its both ends
B:
wl at one end and - wl at the other end
C:
wl/2 at one end and - wl/2 at the other end
D:
wl2/2 at one end and - wl2/2 at the other end
Answer: C
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Hook's law holds good up to
A:
yield point
B:
elastic limit
C:
plastic limit
D:
breaking point
Answer: B
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