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प्रश्न
What is dissipation of energy?
उत्तर
In transforming the mechanical energy if a part of it gets converted into another form of energy that cannot be utilized for useful work, this loss of energy is called the dissipation of energy.
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संबंधित प्रश्न
State the energy change in the following device while in use:
A glowing electric bulb.
Select the correct alternatives
The energy stored in an electric cell is
A bucket full of water .is on the first floor of your house and another identical bucket with same quantity of water is kept on the second floor. Which of the two has greater potential energy ?
Give one relevant example for the following transformation of energy:
Electrical energy to heat energy.
Name the energy changes for the following:
pendulum
Calculate the decrease in the kinetic energy of a moving body if its velocity reduces to half of the initial velocity.
State the energy changes which take place when:
A bulb glows, when torchlight is switched on.
State the energy changes which take place when:
Burning of coal.
Give one example when:
Kinetic energy to potential energy.
