Advertisements
Advertisements
प्रश्न
State whether the object possess kinetic energy, potential energy, or both :
A ceiling fan in the off position ______________
पर्याय
kinetic energy
potential energy
Both
Advertisements
उत्तर
When switched off, a ceiling fan possesses only potential energy.
APPEARS IN
संबंधित प्रश्न
What kind of energy is possessed by the following?
A stone kept on roof-top _______________
A boy weighing 40 kg makes a high jump of 1.5 m.
What is his kinetic energy at the highest point?
Give two examples where a body possesses both, kinetic energy as well as potential energy.
What is the difference between potential energy and kinetic energy?
Name the device or machine which convert :
Heat energy into kinetic energy (or mechanical energy).
The hanging bob of a simple pendulum is displaced to one extreme position B and then released. It swings towards centre position A and then to the other extreme position C. In which position does the bob have :
(i) maximum potential energy?
(ii) maximum kinetic energy?
How much electric energy in kWh is consumed by an electrical appliance of 1000 watts when it is switched on for 60 minutes?
Name the energy transfers which occur when an electric ball rings.
A ball falls to the ground as shown below :
Which law you have made use of in answering this question?
Which of the following energy change involves frictional force?
