1(ii)
The kinetic energy of a given body depends on the :
- (a)position
- (b)centre of gravity of the body.
- (c)momentum
- (d)displacement
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momentum
Reason — As,
$\text {Kinetic Energy} = \frac{1}{2}\text m \text v^2$
And,
Momentum (p) = mv
Then,
$\text {Kinetic Energy} = \frac{1}{2\text m}\text m^2 \text v^2 = \frac{p^2}{2\text m}$
So, the kinetic energy of a given body depends on its momentum.