Theory of Machine A friction circle is a circle drawn when a journal rotates in a bearing. Its radius depends upon the coefficient of friction and the Radius of journal Angular velocity of journal Clearance between journal and bearing Magnitude of the forces on journal Radius of journal Angular velocity of journal Clearance between journal and bearing Magnitude of the forces on journal ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In gears, interference takes place when Gears do not move smoothly in the absence of lubrication Gear teeth are undercut The tip of a tooth of a mating gear digs into the portion between base and root circles Pitch of the gears is not same Gears do not move smoothly in the absence of lubrication Gear teeth are undercut The tip of a tooth of a mating gear digs into the portion between base and root circles Pitch of the gears is not same ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When there is a reduction in amplitude over every cycle of vibration, then the body is said to have Damped vibration Forced vibration Under damped vibration Free vibration Damped vibration Forced vibration Under damped vibration Free vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a mass of a critically damped single degree of freedom system is deflected from its equilibrium position and released, then it will Return to equilibrium position without oscillation Oscillate with increasing time period Oscillate with constant amplitude Oscillate with decreasing amplitude Return to equilibrium position without oscillation Oscillate with increasing time period Oscillate with constant amplitude Oscillate with decreasing amplitude ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotor of a ship rotates in clockwise direction when viewed from stern and the ship takes a left turn. The effect of gyroscopic couple acting on it will be To lower the bow and stern To raise the stern and lower the bow To raise the bow and stern To raise the bow and lower the stern To lower the bow and stern To raise the stern and lower the bow To raise the bow and stern To raise the bow and lower the stern ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a point moves along a straight line, its acceleration will have Tangential component only Coriolis component only Radial and tangential components both Radial component only Tangential component only Coriolis component only Radial and tangential components both Radial component only ANSWER DOWNLOAD EXAMIANS APP
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