A ball of mass 0.5kg has 100J of Kinetic Energy. What is the speed of the ball? First you have to find formula.
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Answer: the relation between the kinetic energy,Mass and velocity is
Kinetic energy=1/2mv²
Given mass=0.5kg, kE=100J
KE=1/2mv²
100=1/2×5×10²×v²
V²=0.4
Explanation:
Hope it helps you frnd......
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