The purpose of a link is to
A. Transmit motion
B. Guide other links
C. Act as a support
D. All of the above
Answer: Option D
This Question Belongs to Mechanical Engineering >> Theory Of Machine
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In considering friction of a V-thread, the virtual coefficient of friction (μ1) is given by
A. μ1 = μsinβ
B. μ1 = μcosβ
C. $${\mu _1} = \frac{\mu }{{\sin \beta }}$$
D. $${\mu _1} = \frac{\mu }{{\cos \beta }}$$
The lower pairs are _________ pairs.
A. Self-closed
B. Force-closed
C. Friction closed
D. None of these
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A. Sliding
B. Turning
C. Rolling
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B. One of the links is fixed
C. Two of the links are fixed
D. None of these
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