A battery is an electromechanical device. a) - True b) - False

b) False

Explanation:

A battery is a device which store the energy in the form of chemical energy. And this stored energy is used according to the requirement. So battery is not a electromechanical device. Because it does have any mechanical component like gear, shaft flywheel etc.

A flywheel is known as mechanical battery because it stored mechanical energy and supply that energy when more energy is required. Generally fly wheel is used during punching operation.