Three particles are thrown from the top of a cliff with the same speed u : one at 3 0 ∘ above the horizontal, one at 3 0 ∘ below the horizontal and one horizontally. Their speeds on hitting the ground

Question

Three particles are thrown from the top of a cliff with the same speed $u$ : one at $3 0^{\circ}$ above the horizontal, one at $3 0^{\circ}$ below the horizontal and one horizontally. Their speeds on hitting the ground satisfy:

Options:

Answer:

B

Solution:

All three land with speed $u^{2} + 2 g H$ by energy conservation. Option B.

TestHub · Accepted Answer

All three land with speed u 2 + 2 g H ​ by energy conservation. Option B.

Physics - Kinematics Question with Solution | TestHub

Options:

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