Theory of Machine
A spring controlled governor is found unstable. It can be made stable by

Increasing the spring stiffness
Increasing the ball mass
Decreasing the ball mass
Decreasing the spring stiffness

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
A body is said to be under forced vibrations, when

A body vibrates under the influence of external force
There is a reduction in amplitude after every cycle of vibration
None of these
No external force acts on a body, after giving it an initial displacement

ANSWER DOWNLOAD EXAMIANS APP