Find the kinetic energy of a body of mass $1 k g$ moving with a uniform velocity of $10 m s^{- 1}$ .

0 J

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100 J

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500 J

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50 J

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Solution

The correct option is C $50 J$
$K . E = 0.5 m \times v^{2}$
Given $m = 1 k g; v = 10 m / s$ .
$K . E = 0.5 \times 1 \times 100 = 50 J$
Hence kinetic energy is $50$ Joule.

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Find the kinetic energy of a body of mass 1kg moving with a uniform velocity of 10ms−1.

The correct option is C 50JK.E=0.5m×v2Given m=1kg;v=10 m/s.K.E=0.5×1×100=50JHence kinetic energy is 50 Joule.

Find the kinetic energy of a body of mass $1 k g$ moving with a uniform velocity of $10 m s^{- 1}$ .

The correct option is C $50 J$
$K . E = 0.5 m \times v^{2}$
Given $m = 1 k g; v = 10 m / s$ .
$K . E = 0.5 \times 1 \times 100 = 50 J$
Hence kinetic energy is $50$ Joule.