Theory of Machine In a simple harmonic motion, the velocity vector with respect to displacement vector Is in phase Leads by 180° Leads by 90° Lags by 90° Is in phase Leads by 180° Leads by 90° Lags by 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A flywheel is fitted to the crankshaft of an engine having W as the amount of indicated work per revolution and permissible limits of coefficient of fluctuation of energy and speed as CE and CS respectively. The kinetic energy of the flywheel is given by 2 W CE / CS W CE / 2CS W CS / 2CE W CE / CS 2 W CE / CS W CE / 2CS W CS / 2CE W CE / CS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body will begin to move down an inclined plane, if the angle of inclination of the plane is ________ the angle of friction. Greater than Equal to None of these Less than Greater than Equal to None of these Less than ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For two governors A and B, the lift of sleeve of governor A is more than that of governor B, for a given fractional change in speed. It indicates that Governor A is more sensitive than governor B Both governors A and B are equally sensitive None of these Governor B is more sensitive than governor A Governor A is more sensitive than governor B Both governors A and B are equally sensitive None of these Governor B is more sensitive than governor A ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A simple spring-mass vibrating system has a natural frequency of fn. If the spring stiffness is halved and the mass is doubled, then the natural frequency will become 2 fn 8 fn 4 fn fn/2 2 fn 8 fn 4 fn fn/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The component of the acceleration, perpendicular to the velocity of the particle, at the given instant is called Coriolis component None of these Tangential component Radial component Coriolis component None of these Tangential component Radial component ANSWER DOWNLOAD EXAMIANS APP
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