Exercise: Strength Of Materials

Questions for: Strength Of Materials

The bending moment diagram for a simply supported beam carrying a uniformly distributed load of w per unit length, will be
A:
a horizontal line
B:
a vertical line
C:
an inclined line
D:
a parabolic curve
Answer: D
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A beam encastered at both the ends is called
A:
simply supported beam
B:
fixed beam
C:
cantilever beam
D:
continuous beam
Answer: B
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If the section modulus of a beam is increased, the bending stress in the beam will
A:
not change
B:
increase
C:
decrease
D:
Answer: C
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A thin cylindrical shell of diameter (d) length (l) and thickness (t) is subjected to an internal pressure (p). The longitudinal stress in the shell is
A:
pd/t
B:
pd/2t
C:
pd/4t
D:
pd/6t
Answer: C
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The thermal stress __________ upon the cross-sectional area of the bar.
A:
depends
B:
does not depend
C:
D:
Answer: B
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