Advertisements
Advertisements
प्रश्न
Name the device or machine which convert :
Light energy into electrical energy.
Advertisements
उत्तर
A solar cell converts light energy into electrical energy.
APPEARS IN
संबंधित प्रश्न
Does the transfer of energy take place when you push a huge rock with all your might and fail to move it? Where is the energy you spend going?
A pendulum is oscillating on either side of its rest position. The correct statement is:
What type of energy is possessed : by the piece of stone which is thrown away on releasing the stretched rubber strings of catapult?
Give two examples where a body possesses both, kinetic energy as well as potential energy.
Two bodies having equal masses are moving with uniform speeds of v and 2v respectively. Find the ratio of their kinetic energies.
An iron sphere of mass 10 kg has the same diameter as an aluminium sphere of mass 3.5 kg. Both the spheres are dropped simultaneously from a tower. When they are 10 m above the ground, they have the same :
Name the device which converts electrical energy into mechanical energy.
Name the device or machine which convert :
Electrical energy into light energy.
A bulb lights up when connected to a battery. State the energy change which takes place :
How much energy does a 100 W electric bulb transfer in 1 minute?
