Advertisements
Advertisements
प्रश्न
State the energy changes in the following case while in use:
a ceiling fan
Advertisements
उत्तर
electrical energy into mechanical energy
संबंधित प्रश्न
State two factors on which the kinetic energy of a moving body depends.
State the changes in form of energy while producing hydro electricity.
A boy of mass m climbs up a staircase of vertical height h.
(a) What is the work done by the boy against the force of gravity?
(b) What would have been the work done if he uses a lift in climbing the same vertical height?
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A moving bus
What do you understand by the kinetic energy of a body?
What is a solar cell?
State the energy transformation on the following:
Electricity is obtained from hydro energy.
Name the energy changes for the following:
pendulum
Give one example when:
Electric energy changes to mechanical energy.
Give one example when:
Potential energy changes to electric energy.
