Physics, asked by srilatha2353, 5 months ago

a person of mass 40 kg is running with velocity 2m s changes to 6m/s in time interval 60 s . find initial k.e

Answers

Answered by Ayodhyavasi
1

Answer:

k = 80 joules

Explanation:

initial kinetic energy,

k =  \frac{1}{2} m {u}^{2}

 k =  \frac{1}{2}  \times 40 \times  {2}^{2}

k =  20 \times 4

k = 80 \: joules

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