1.

A coolie of 40 kg carry 20 kg of salt and climb 20 step of 20cm each in 2 minutes. calculate the power.

Answer»

ANSWER:

first mark me as the BRAINLIEST then,

work done =FORCE * displacement

work dine =60*10*4

work done =2400 joules

power = work/time

power =MGH/ time

power= 6*10*4/120

power = 2400/ 120

power = 20 watt

Explanation:



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