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संबंधित प्रश्न
State the energy change in the following device while in use:
A loudspeaker
A cyclist doubles his speed. How will his kinetic energy change: increase, decrease or remain same ?
Can a body possess energy even when it is not in motion ? Explain your answer with an example.
Give one relevant example for the following transformation of energy:
Electrical energy to mechanical energy.
State the work energy theorem.
State two characteristic which a source of energy must have.
How is the solar energy used to generate electricity in a solar power plant?
Calculate the decrease in the kinetic energy of a moving body if its velocity reduces to half of the initial velocity.
Give one example when:
Heat energy changes to kinetic energy.
What is the difference between the solid, liquid, and gaseous states of a substance?
