Question

find the mass of a body which has 5 joule of kinetic energy while moving at a speed of 2 metre per second​

Answer 1

Answer:

MASS =2.5kg.

Step-by-step explanation:

let assume,

K. e =1/2×mv²

5=1/2×m×(2)²

5=2m

m=5÷2

m=2.5kg.

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Answer 2

$\huge\red{formula}$

$\orange{k \: e = \frac{1}{2} m {v}^{2}}$