Theory of Machine The critical speed of a shaft in revolution per second is __________ as that of natural frequency of transverse vibration. Same None of these Different Unpredictable Same None of these Different Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The dynamic friction is the friction experienced by a body, when the body Just begins to slide over the surface of the other body None of these Is at rest Is in motion Just begins to slide over the surface of the other body None of these Is at rest Is in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The balancing of a rigid rotor can be achieved by appropriately placing balancing masses in Four planes A single plane Three planes Two planes Four planes A single plane Three planes Two planes ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the two elements of a pair have __________ when in motion, it is said to a lower pair. Surface contact None of these Line or point contact Body contact Surface contact None of these Line or point contact Body contact ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, considering uniform wear, is (where μ = Coefficient of friction, W = Load over the bearing, and R = Radius of bearing surface) (1/2) μ W R (2/3) μ W R (3/4) μ W R μ W R (1/2) μ W R (2/3) μ W R (3/4) μ W R μ W R ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a reciprocating engine, usually __________ of the reciprocating masses are balanced. One-half Three-fourth Two-third Whole One-half Three-fourth Two-third Whole ANSWER DOWNLOAD EXAMIANS APP
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