Exercise: Machine Design

Questions for: Machine Design

The strength of a riveted joint is equal to
A:
tearing strength of plate (Pt)
B:
shearing strength of rivet (Ps)
C:
crushing strength of rivet (Pc)
D:
least value of Pt Ps and Pc
Answer: D
No answer description is available. Let's discuss.
Failure of a material is called fatigue when it fails
A:
at the elastic limit
B:
below the elastic limit
C:
at the yield point
D:
below the yield point
Answer: D
No answer description is available. Let's discuss.
The included angle for the British standard whitworth thread is
A:
29°
B:
47.5°
C:
55°
D:
60°
Answer: C
No answer description is available. Let's discuss.
If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio
A:
increases
B:
decreases
C:
remains unchanged
D:
Answer: C
No answer description is available. Let's discuss.
When a bolt is subjected to an external load, the stress induced in the bolt will be
A:
tensile stress
B:
shear stress
C:
combined tensile and shear stress
D:
any one of these
Answer: D
No answer description is available. Let's discuss.
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