Theory of Machine
Crowning on pulleys helps

For automatic adjustment of belt position so that belt runs centrally
Increase belt and pulley life
In increasing velocity ratio
In decreasing the slip of the belt

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The maximum fluctuation of energy is the

Difference between the maximum and minimum energies
Ratio of the mean resisting torque to the work-done per cycle
Variations of energy above and below the mean resisting torque line
Sum of the maximum and minimum energies

ANSWER DOWNLOAD EXAMIANS APP