A weightlifter consumes 500J of energy to lift load in 2 seconds. The power used by him is :
* 125 watt
* 250 watt
* 500watt
* 1000 watt
Answers
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3
Answer:
250watt
Explanation:
Powner=work done/time taken
Work done= energy used
so,
Power=500/2
Power=250watt
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