Question

Please do this physics question im desperate!!! 25 points and brainliest!

Answer 1

As we Know That

Kinetic Energy = 1/2 mass × Velocity^2

Therefore , K = 1/2 × M × V^2

78200 = 15.3 × V^2

√(782000/153) = V

Velocity = 71.49203529842 m/s

Answer 2

Explanation:

answer refer in attachment

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