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प्रश्न
Fill in the boxe to show the corresponding energy transformation.
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उत्तर
Chemical energy ⇌ Light energy
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संबंधित प्रश्न
What is the work done by the moon when it revolves around the earth?
Find the kinetic energy of a body of mass 1 kg moving with a uniform velocity of 10 m s-1.
State the energy transformation on the following:
Electricity is obtained from solar energy.
What are the units of (a) work, and (b) energy?
Each of the following statement describes a force acting. Which force is causing work to be done?
An electric motor drives a machine which lifts a mass of 4 kg through a height of 10 m in 5 s at a constant speed. Assuming g = 10 ms-2, calculate
(i) the amount of work done, (ii) the power of the machine.
Calculate the work done when:
A 5 kg weight is lifted 10 m vertically. (g = 9.8 m/s2)
Force acting on a particle moving in a straight line varies with the velocity of the particle v as F = `K/v`, where K is a constant. The work done by this force in time t is
