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प्रश्न
Fill in the boxe to show the corresponding energy transformation.
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उत्तर
Mechanical energy ⇌ electrical energy
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संबंधित प्रश्न
State the S.I. unit of energy.
A machine raises a load of 750 N through a height of 16 m in 5 s. calculate:
- energy spent by machine,
- power at which the machine works.
The work done on an object does not depend on ______.
A body of mass 60 kg has the momentum 3000 kgm/s-1. Calculate: the speed of the body.
A car is accelerated on a levelled road and attains a velocity 4 times of its initial velocity. In this process the potential energy of the car
A man squatting on the ground gets straight up and stand. The force of reaction of ground on the man during the process is ______.
A body of mass 0.5 kg travels on straight line path with velocity v = (3x2 + 4) m/s. The net work done by the force during its displacement from x = 0 tox = 2 m is ______.
