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प्रश्न
In an electric cell while in use, the change in energy is from ______.
पर्याय
Electrical to mechanical
Electrical to chemical
Chemical to mechanical
Chemical to electrical
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उत्तर
In an electric cell while in use, the change in energy is from chemical to electrical.
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संबंधित प्रश्न
State the energy changes that occur in the following :
Lighting of a torch bulb.
State the energy changes that occur in the following :
An electric generator (or dynamo).
State the energy changes in the following case while in use:
A solar cell
State the energy changes in the following case while in use:
An electromagnet.
Explain conservation of energy.
Law of conversation of energy given by ______.
A boy is moving on a straight road against a frictional force of 5 N. After travelling a distance of 1.5 km he forgot the correct path at a roundabout (Fig. 11.1) of radius 100 m. However, he moves on the circular path for one and half-cycle and then he moves forward up to 2.0 km. Calculate the work done by him.
The velocity of a body moving in a straight line is increased by applying a constant force F, for some distance in the direction of the motion. Prove that the increase in the kinetic energy of the body is equal to the work done by the force on the body.
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State the energy changes in the following case while in use:
A glowing electric bulb
