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Theory of Machines - Interview Questions and Answers

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6. Corioli's component of acceleration exists whenever a point moves along a path that has
A. linear displacement
B. rotational motion
C. tangential acceleration
D. centripetal acceleration
E. none of the above.
Explanation:
7. Angle of ascent of cam is defined as the angle
A. during which the follower returns to its initial position
B. of rotation of the cam for a definite displacement of the follower
C. through which the cam rotates during the period in which the follower remains in highest position
D. moved by the cam from the instant the follower begins to rise, till it reaches its highest position
E. moved by the cam from beginning of ascent to the termination of descent.
Explanation:
8. In S.H.M., the velocity vector w.r.t. displacement vector
A. leads by 90�
B. lags by 90�
C. leads by 180�
D. are in phase
E. could be anywhere.
Explanation:
9. A body having moment of inertia o:m2 is rotating at 210 RPM and r with another body at rest having 40 kg m2. The resultant speed after will be
A. 90 RPM
B. 100 RPM
C. 80 RPM
D. data are insufficient
E. none of the above.
Explanation:
10. The number of links and instantaneous centers in a reciprocating engine mechanism are
A. 4, 4
B. 4, 5
C. 5, 4
D. 6, 4
E. 4, 6.
Explanation:
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