Question

answer the 5 questions

Answer 1

k.e. =
$\frac{1}{2} m {v}^{2}$
= 1/2×10×10×5
= 250 joule
(given)p.e.=mgh =k.e.
= 10×5×h= 250
=h= 250 /50
h= 5 m

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