Question

answer this pls.............​

Answer 1

Explanation:

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Mass(m) = 20 kg

Height (h) = 5 cm

Time (t) = 20 s

Acceleration due to gravity (g) = 9.8m/s^2

We have to find,

Power (P) = ?

We know that,

P = mgh/t

P = 20 x 9.8 x 5/20

P = 9.8 x 5

P = 49 W

Therefore,Power used by john is

49 W.

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Answer 2

Answer:

8 is currently answer mate

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Explanation: