Question

Q16. i) Define the SI unit of energy.
(5)
ii) Calculate the energy of a body of
mass 20kg moving with
velocity of 0.1m/s.
iii) Calculate the amount of work
needed to stop a car of
500 kg moving at a speed of
36km/h.​

Answer 1

Answer:

1. joule
2. 2 joule
3. 18000newton

Explanation:

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