Theory of Machine
A governor is said to be stable, if the

Radius of rotation of balls decreases as the equilibrium speed decreases
Radius of rotation of balls increases as the equilibrium speed increases
Radius of rotation of balls increases as the equilibrium speed decreases
Radius of rotation of balls decreases as the equilibrium speed increases

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
Crowning on pulleys helps

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

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
Oldham's coupling is the

Second inversion of single slider crank chain
Second inversion of double slider crank chain
Third inversion of slider crank chain
Third inversion of double slider crank chain

ANSWER DOWNLOAD EXAMIANS APP