A block of mass 300 kg falling at 160 m in 2 s is used to lift a load of 900 kgf- If the load rises up by 40 m in same time then calculateA- 360000 J and 480000 JB- 180000 J and 480000 JC- 480000 J and 180000 JD- 36000 J and 48000 JE- 18000 J and 48000 J

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A block of mass 300kg falling at 160m in 2s is used to lift a load of 900kgf. If the load rises up by 40m in same time then calculate

360000 J and 480000 J

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180000 J and 480000 J

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480000 J and 180000 J

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36000 J and 48000 J

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18000 J and 48000 J

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Solution

The correct option is B
180000 J and 480000 J

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A block of mass 300kg falling at 160m in 2s is used to lift a load of 900kgf. If the load rises up by 40m in same time then calculate

The correct option is B 180000 J and 480000 J

The correct option is B
180000 J and 480000 J