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A particle describes a horizontal circle...

A particle describes a horizontal circle on the smooth inner surface of conical funnel whose vertex angle is `90^(@)`. If the height of the plane of the circle above the vertex is 9.8cm, the speed of the particle is

A

`sqrt(9.8)m//sec`

B

`0.98m//sec`

C

`19.6 m//sec`

D

`14.7 m//sec`

Text Solution

Verified by Experts

The correct Answer is:
B
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