A particle is projected at an angle of elevation alpha and after t second

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A particle is projected at an angle of elevation alpha and after t second, it appears to have an angle of elevation beta as seen from the point of projection. The initial velocity will be
24
Sep
A particle is projected at an angle of elevation alpha and after t second, it appears to have an angle of elevation beta as seen from the point of projection. The initial velocity will be A particle is projected at an angle of elevation alpha and after t second it appears to have an angle [...]
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