derived the formula for kinetic energy
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derivation of kinetic energy
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Explanation:
We know that,
W=Fs
From 2nd law of motion
F=ma-(i)
From 3rd eq. of motion
2as=v²-u²
s=v²-u²/2a-(ii)
Subtituting (i) & (ii)
W=ma×v²-u²/2a
W=1/2×m(v²-u²)
W=change in kinetic energy
Kinetic energy=1/2×mv²
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