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scoundrel [369]
3 years ago
7

a stone is dropped from rest at an initial height h above the surface of the earth. Show that the speed with which it strikes th

e ground is v
Physics
1 answer:
Ksju [112]3 years ago
5 0

Answer:

v=\sqrt{2gh}

Explanation:

We could use conversation of energy. Total distance the stone will cover will be

h=\frac{1}{2} g t^{2}

the Final velocity will be

v=gt\\v=g\sqrt{\frac{2h}{g} }\\ v=\sqrt{2gh}

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