Advertisements
Advertisements
प्रश्न
Which one of the following is not the unit of energy?
विकल्प
joule
newton-metre
kilowatt
kilowatt-hour
Advertisements
उत्तर
Kilowatt is the unit of power.
Therefore the answer is, (c) Kilowatt
APPEARS IN
संबंधित प्रश्न
State the condition under which the mechanical energy is conserved.
What kind of energy is possessed by the following?
Water stored in the reservoir of a dam __________.
What is the difference between potential energy and kinetic energy?
Water stored in a dam possesses :
Name the device or machine which convert :
Chemical energy into heat energy.
Fill in the blank with suitable word:
The electricity meter installed in our homes measure electrical energy in the units of ___________.
Fill in the blanks with suitable words:
When a ball is thrown upwards, ___________ energy is transformed into ___________ energy.
Explain the transformation of energy in the following cases :
(i) A ball thrown upwards.
(ii) A stone dropped from the roof of a building.
A ball falls to the ground as shown below :
What is the potential energy of ball at B?
Which of the following energy change involves frictional force?
