Machine Design The objective of idler pulley in belt drive is to All the above objectives Decrease the tendency of belt to slip Increase the wrap angle and belt tension Increase the power transmission capacity All the above objectives Decrease the tendency of belt to slip Increase the wrap angle and belt tension Increase the power transmission capacity ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two helical springs of equal lengths are arranged to form a cluster spring, then Load taken by each spring will be half the total load Shear stress in each spring will be equal Both A and B is correct Only A is correct Load taken by each spring will be half the total load Shear stress in each spring will be equal Both A and B is correct Only A is correct ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resultant axial load on a bolt depends upon All of these External load applied Relative elastic yielding of the bolt and the connected members Initial tension due to tightening of the bolt All of these External load applied Relative elastic yielding of the bolt and the connected members Initial tension due to tightening of the bolt ANSWER DOWNLOAD EXAMIANS APP
Machine Design The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to (Where, Pc = tension in belt due to centrifugal force) Pc/3 2 Pc 1 Pc 3 Pc Pc/3 2 Pc 1 Pc 3 Pc ANSWER DOWNLOAD EXAMIANS APP
Machine Design The design calculations for members subject to fluctuating loads with the same factor of safety, yield the most conservative estimates when using Goodman relation None of these Gerber relation Soderberg relation Goodman relation None of these Gerber relation Soderberg relation ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stretching in a belt can be controlled by __________ the stress in the belt. Reducing Increasing None of these Both A and B Reducing Increasing None of these Both A and B ANSWER DOWNLOAD EXAMIANS APP
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