Machine Design The velocity factor for very accurately cut and ground metallic gears operating at velocities upto __________ are equal to 6/(6 + v). 15 m/s 20 m/s 12.5 m/s 10 m/s 15 m/s 20 m/s 12.5 m/s 10 m/s ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stretching in a belt can be controlled by __________ the stress in the belt. Increasing None of these Both A and B Reducing Increasing None of these Both A and B Reducing ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the speed of belt increases, The power transmitted will increase The power transmitted will decrease The coefficient of friction between the belt and pulley increases The coefficient of friction between the belt and pulley decreases The power transmitted will increase The power transmitted will decrease The coefficient of friction between the belt and pulley increases The coefficient of friction between the belt and pulley decreases ANSWER DOWNLOAD EXAMIANS APP
Machine Design A flange coupling is used to connect two shafts Whose axes intersect at a small angle Which are perfectly aligned Which are not in exact alignment Have lateral misalignment Whose axes intersect at a small angle Which are perfectly aligned Which are not in exact alignment Have lateral misalignment ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set in order to Reduce vibration Ensure proper alignment Ensure uniform loading Reduce slip Reduce vibration Ensure proper alignment Ensure uniform loading Reduce slip ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be a self locking screw, if its efficiency is More than 50% None of these Equal to 50% Less than 50% More than 50% None of these Equal to 50% Less than 50% ANSWER DOWNLOAD EXAMIANS APP
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