Exercise: Strength Of Materials

Questions for: Strength Of Materials

A member which is subjected to reversible tensile or compressive stress may fail at a stress lower than the ultimate stress of the material. This property of metal, is called
A:
plasticity of the metal
B:
elasticity of the metal
C:
fatigue of the metal
D:
workability of the metal.
Answer: C
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The bending moment at E for the structure shown in below figure, is
A:
zero
B:
10 Tm
C:
20 Tm
D:
40 Tm.
Answer: A
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The force in BD of the truss shown in below figure is :
A:
500 kg compressive
B:
500 kg tensile
C:
1500 kg tensile
D:
1500 kg compressive
Answer: A
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An open-ended cylinder of radius r and thickness t is subjected to internal pressure p. The Young's modulus for the material is E and Poisson's ratio is μ. The longitudinal strain is
A:
zero
B:
C:
D:
none of these.
Answer: A
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The point of contraflexture occurs in
A:
cantilever beams only
B:
continuous beams only
C:
over hanging beams only
D:
all types of beams
Answer: C
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