Advertisements
Advertisements
प्रश्न
State the energy changes in the following while in use A loudspeaker .
Advertisements
उत्तर
A loudspeaker - Electrical energy to sound energy
APPEARS IN
संबंधित प्रश्न
State the energy changes that occur in the following :
The unwinding of a watch spring.
State the energy changes that occur in the following :
Lighting of a torch bulb.
State the energy changes in the following case while in use:
a steam engine
State the energy changes in the following case while in use:
Bio-gas burner
State the energy changes in the following case while in use:
A petrol engine of a running car
Explain conservation of energy.
Law of conversation of energy given by ______.
Is it possible that an object is in a state of accelerated motion due to external force acting on it, but no work is being done by the force? Explain it with an example.
If an electric iron of 1200 W is used for 30 minutes every day, find electric energy consumed in the month of April.
A light and a heavy object have the same momentum. Find out the ratio of their kinetic energies. Which one has larger kinetic energy?
