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Theory of Machines - Interview Questions and Answers

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31. Klein's construction can be used when
A. crank has a uniform angular velocity
B. crank has non-uniform velocity
C. crank has uniform angular acceleration
D. crank has uniform angular velocity and angular acceleration
E. there is no such criterion.
Explanation:
32. For the same lift and same angle of ascent, a smaller base circle will give
A. a small value of pressure angle
B. a large value of pressure angle
C. there is no such relation with pressure angle
D. something else
E. none of the above is true.
Explanation:
33. The number of load centers in a crank driven slider crank mechanism are
A. 0
B. 2
C. 4
D. 6
E. may be any number depending upon position of mechanism.
Explanation:
34. The sense of Corioli's component is such that it
A. leads the sliding velocity vector by 90�
B. lags the sliding velocity vector by 90�
C. is along the sliding velocity vector
D. leads the sliding velocity vector by 180�
E. none of the above.
Explanation:
35. A universal joint is an example of
A. higher pair
B. lower pair
C. rolling pair
D. sliding pair
E. turning pair.
Explanation:
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