Advertisements
Advertisements
Question
State the energy changes in the following while using an electric motor.
Advertisements
Solution
An electric motor - Electrical energy to mechanical energy.
APPEARS IN
RELATED QUESTIONS
State the energy changes that occur in the following :
Burning coal while operating a steam engine.
State the energy changes that occur in the following :
Lighting of a torch bulb.
State the energy changes that occur in the following :
An electric generator (or dynamo).
Energy can exist in several forms and may change from one form to another. State the energy changes that occur in the Charging of a battery.
State the energy changes in the following case while in use:
Burning coal
State the energy changes in the following case while in use:
An electromagnet.
The velocity of a body moving in a straight line is increased by applying a constant force F, for some distance in the direction of the motion. Prove that the increase in the kinetic energy of the body is equal to the work done by the force on the body.
A light and a heavy object have the same momentum. Find out the ratio of their kinetic energies. Which one has larger kinetic energy?
For burning of coal in a thermoelectric station, the energy conversion taking place is:
State the energy changes in the following case while in use:
An electric cell in a circuit
