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प्रश्न
Match the following
| column A | Column B |
| A stone at a height | power |
| A Moving ball | joule |
| Energy | work done in 1 s |
| Power | potential energy |
| Watt | kinetic energy |
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उत्तर
Match the following
| column A | Column B |
| A stone at a height | potential energy |
| A Moving ball | kinetic energy |
| Energy | joule |
| Power | work done in 1 s |
| Watt | power |
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संबंधित प्रश्न
Power P= ............ /time taken.
The S.I. unit of power is ..........
The expression of power P is
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Water falls from a height of 60 m at the rate of 15 kg/s to operate a turbine. The losses due to frictional force are 10% of the input energy. How much power is generated by the turbine? (g = 10m/s2)
Water falls from a height of 60 m at the rate of 15 kg/s to operate a turbine. The losses due to frictional force are 10% of the input energy. How much power is generated by the turbine? (g = 10 m/s2)
Calculate the power of a crane in watts, which lifts a mass of 100 kg to a height of 10 m in 20s.
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