Question

Please answer my question its very urgent.

A particle describes a horizontal circle on the smooth surface of an inverted cone. The height of the plane of the circle above the vertex is 10 cm. Find the speed of the particle. Take g = 10 m/s² ( With diagram )

Answer 1

✨ HERE IS YOUR ANSWER ✨

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Please see the Refer Attachment for the answer.

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Answer 2

we know the formula,
tan α = (rg)/v²
therefore,
here tan α = r/h
we get,
r/h = (rg)/v² (r gets cancelled out)
we are left with,
1/h = g/v²
or,
v = √gh