1.

Define one watt of power.Reena of mass 40 kg runs up a staircase of height 6 m in 10 s. Find her power(Take o=10 ms-2)​

Answer»

Answer:

Explanation:

POWER =work DONE /TIME taken

work done=potential energy=mgh

mgh=40*10*6=2400joules

power =2400/10=240 W



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