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A particle is projected from ground at a...

A particle is projected from ground at an angle `theta` with horizontal with speed u. The ratio of radius of curvature of its trajectory at point of projection to radius of curvature at maximum height is -

A

`(1)/(sin^(2) theta cos theta)`

B

`cos^(2) theta`

C

`(1)/(sin^(3) theta)`

D

`(1)/(cos^(3) theta)`

Text Solution

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The correct Answer is:
D
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