Exercise: Machine Design

Questions for: Machine Design

When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the
A:
initial tension
B:
external load applied
C:
sum of the initial tension and external load applied
D:
initial tension or external load, whichever is greater
Answer: C
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A steel containing __________ 0.8% carbon is known as hypo-eutectoid steel.
A:
equal to
B:
less than
C:
greater than
D:
Answer: B
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In designing a connecting rod, it is considered like __________ for buckling about Y-axis.
A:
both ends hinged
B:
both ends fixed
C:
one end fixed and the other end hinged
D:
one end fixed and the other end free
Answer: B
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When a beam of rectangular cross-section of width b and depth d, is subjected to a shear force F, the maximum shear stress induced will be
A:
B:
C:
D:
Answer: B
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According to maximum normal stress theory, the maximum normal stress in the shaft is
A:
B:
C:
D:
Answer: C
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