The length of a simple pendulum which gives the same frequency as the compound pendulum, is
A. $${\text{kG}} + {l_1}$$
B. $${\text{k}}{{\text{G}}^2} + {l_1}$$
C. $$\frac{{{\text{k}}{{\text{G}}^2} + l_1^2}}{{{l_1}}}$$
D. $$\frac{{{\text{kG}} + l_1^2}}{{{l_1}}}$$
Answer: Option C
This Question Belongs to Mechanical Engineering >> Theory Of Machine
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
In a coupling rod of a locomotive, each of the four pairs is a ________ pair.
A. Sliding
B. Turning
C. Rolling
D. Screw
A kinematic chain is known as a mechanism when
A. None of the links is fixed
B. One of the links is fixed
C. Two of the links are fixed
D. None of these
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