A stone is projected vertically up to reach maximum height ' \( h \...
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25A stone is projected vertically up to reach maximum height ' \( h \) '. The ratio of its kinetic energy to potential energy, at a height \( \frac{4 \mathrm{~h}}{5} \) will be :-
(1) \( 5: 4 \)
(2) \( 4: 5 \)
(3) \( 1: 4 \)
(4) \( 4: 1 \)
\( \mathrm{P} \)
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