Question

a moving body of 30 kg has 60j of ke calculate the speed

Answer 1

m = 30 kg

KE = 60J

Ke = 1/2mv²

60 = 1/2*30*v²

v² = 4

v=√4

v = 2m/s

speed is 2m/s

Answer 2

Answer:

Here is the answer

Explanation:

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