Machine Design The ratio of driving tensions in V-belt drives is __________ flat belt drives. sin α times more than Equal to sin α times less than cosec α times more than sin α times more than Equal to sin α times less than cosec α times more than ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the levers of first type, the mechanical advantage is ________ one. Equal to More than Less than None of these Equal to More than Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The objective of idler pulley in belt drive is to 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 All the above objectives Decrease the tendency of belt to slip ANSWER DOWNLOAD EXAMIANS APP
Machine Design The coefficient of friction in belt drive depends upon Material of pulley Belt velocity Materials of belt and pulley Material of belt Material of pulley Belt velocity Materials of belt and pulley Material of belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design When compared to the rod of the same diameter and material, a wire rope Provides much greater time for remedial action before failure Does not provide much warning before failure Is less flexible Has a much smaller load carrying capacity Provides much greater time for remedial action before failure Does not provide much warning before failure Is less flexible Has a much smaller load carrying capacity ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hollow saddle key is Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits in a key way of the hub and is flat on the shaft A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits half in the key way of hub and half in the key way of shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits in a key way of the hub and is flat on the shaft A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits half in the key way of hub and half in the key way of shaft ANSWER DOWNLOAD EXAMIANS APP
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