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प्रश्न
What do you understand by mechanical energy?
उत्तर
The energy possessed by the body due to its state or its motion is called mechanical energy.
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संबंधित प्रश्न
Name the form of mechanical energy, which is put to use.
State two disadvantages of producing electricity from solar energy.
Identify the type of energy possessed by the body in each of the following:
(a) A coiled spring of the toy car
(b) A hammer which is raised
(c) A stone shot from a catapult
(d) Water stored in the overhead tank
(e) A tadpole moving in water.
Write five forms of energy.
What kind of energy is possessed in a situation when?
A shooting arrow.
State two advantages and disadvantages of using wind energy for producing electricity.
Give one example when:
Electric energy changes to potential energy.
Two bodies, A and B of equal mass are kept at heights 20 m and 30 m respectively. Calculate the ratio of their potential energies.
Geothermal energy is:
A good fuel should possess:
