Theory of Machine The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is Along PO At 45° to PO Perpendicular to PO None of the listed here Along PO At 45° to PO Perpendicular to PO None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a steam engine, the earlier cut-off with a simple slide valve may be obtained by increasing the steam lap and the angle of advance of the eccentric but keeping constant the travel and lead of the valve, this method will All of the listed here Reduce length of effective stroke of piston Cause withdrawing or throttling of steam Reduce maximum opening of port to steam All of the listed here Reduce length of effective stroke of piston Cause withdrawing or throttling of steam Reduce maximum opening of port to steam ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The purpose of a link is to Transmit motion Guide other links All of these Act as a support Transmit motion Guide other links All of these Act as a support ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factional torque for square thread at the mean radius r while raising load W is given by T = W.r tan(φ - α) T = W.r tanα T = W.r tanφ T = W.r tan(φ + α) T = W.r tan(φ - α) T = W.r tanα T = W.r tanφ T = W.r tan(φ + α) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The train value of a gear train is Reciprocal of velocity ratio of a gear train Equal to velocity ratio of a gear train Always greater than unity Always less than unity Reciprocal of velocity ratio of a gear train Equal to velocity ratio of a gear train Always greater than unity Always less than unity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A thin circular disc is rolling with a uniform linear speed, along a straight path on a plane surface. Which of the following statement is correct in this regard? The centre of the disc has zero acceleration All points of the disc have the same velocity The point on the disc making contact with the plane surface has zero acceleration The centre of the disc has centrifugal acceleration The centre of the disc has zero acceleration All points of the disc have the same velocity The point on the disc making contact with the plane surface has zero acceleration The centre of the disc has centrifugal acceleration ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS