Exercise: Machine Design

Questions for: Machine Design

A crankshaft is a __________ shaft.
A:
transmission
B:
machine
C:
D:
Answer: B
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Slenderness ratio is the ratio of
A:
maximum size of column to minimum size of column
B:
width of column to depth of column
C:
effective length of column to least radius of gyration of the column
D:
effective length of column to width of column
Answer: C
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A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw, is called
A:
castle nut
B:
jam nut
C:
ring nut
D:
sawn nut
Answer: C
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According to I.B.R., shearing resistance required to shear off the rivet per pitch length (in double shear) is (where n = Number of rivets per pitch length)
A:
d2 x τ x n
B:
1.875 x d2 x τ x n
C:
2 x d2 x τ x n
D:
3 x d2x τ x n
Answer: B
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A transmission shaft includes
A:
counter shaft
B:
line shaft
C:
over head shaft
D:
all of these
Answer: D
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