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प्रश्न
Fill in the blank with suitable word:
The electricity meter installed in our homes measure electrical energy in the units of ___________.
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उत्तर
The electricity meter installed in our homes measure electrical energy in the units of kilowatt- hour.
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संबंधित प्रश्न
State the condition under which the mechanical energy is conserved.
A ball of mass 0.20 kg is thrown vertically upwards with an initial velocity of 20 m s-1. Calculate the maximum potential energy it gains as it goes up.
What kind of energy is possessed by the following?
A running car ____________
What kind of energy is possessed by the following?
A stretched rubber band _____________
Fill in the blank with suitable word :
The sum of the potential and kinetic energies of a body is called __________ energy.
Name the device or machine which convert :
Light energy into electrical energy.
Describe the energy changes which take place in a radio.
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?
A girl is carrying a school bag of 3 kg mass on her back and moves 200 m on a levelled road. The work done against the gravitational force will be (g = 10 m s–2)
