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A body is projected at an angle of 60° with the horizontal ground with kinetic energy k. When the velocity makes an angle 30° wIth the horizontal, the kinetic energy of the body will be what?

A body is projected at an angle of 60° with the horizontal ground with kinetic energy k. When the velocity makes an angle 30° wIth the horizontal, the kinetic energy of the body will be what?

Grade:11

2 Answers

Bejoi Mathew
106 Points
7 years ago
H=
Bejoi Mathew
106 Points
7 years ago
H=u2sin2x/2g
u2=H * 2g/sin2x
BUT, KINETIC ENERGY ∝ u∝ 1/sin2x
Solve you will get.
Hope this helps.
Best of luck.

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