AIIMIIT power

1,define power
2.what are units of power
3.what is commercial unit of power,write relation with watts
4.what are different formulas of power
5.what is difference between kilowatt  and KWH
6,find power when 10 joules of work done in 2 sec
7.find [power when 2kg body falling from 10 m height for 2 sec
8.find power needed to stop a body of 2 kgs moving with 10m/s in 5 sec
9.what is power of body having experiencing force of 10n when moving with constant speed of 2m/s
10.find power of gadget with 2KWH dissipating energy in 2 mins

11.You’re riding a toboggan down an icy run to a frozen lake, and you accelerate the 80.0-kg combination of you and the toboggan from 1.0 m/s to 2.0 m/s in 2.0 s. How much power does that require?

12A 1,000-kg car accelerates from 88 m/s to 100 m/s in 30 s. How much power does that require?

13.A 60.0-kg person is running and accelerates from 5.0 m/s to 7.0 m/s in 2.0 s. How much power does that require?

14.120-kg linebacker accelerates from 5.0 m/s to 10.0 m/s in 1.0 s. How much power does that require?

15.120-kg linebacker accelerates from 5.0 m/s to 10.0 m/s in 1.0 s. How much power does that require?

16.