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प्रश्न
Energy can exist in several forms and may change from one form to another. State the energy changes that occur in a loaded truck when started and set in motion.
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उत्तर
The chemical energy of petrol or diesel is converted into mechanical energy (kinetic energy).
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संबंधित प्रश्न
Fill in the blank
Green plants convert _________ energy into chemical energy.
Energy can exist in several forms and may change from one form to another. State the energy changes that occur in a car going uphill.
Energy can exist in several forms and may change from one form to another. State the energy changes that occur in the Charging of a battery.
State the energy changes in the following case while in use:
Washing machine
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.
Avinash can run with a speed of 8 m s–1 against the frictional force of 10 N, and Kapil can move with a speed of 3 m s–1 against the frictional force of 25 N. Who is more powerful and why?
State the energy changes in the following case while in use:
A glowing electric bulb
State the energy changes in the following case while in use:
An electric cell in a circuit
In an electric cell while in use, the change in energy is from ______.
