A body of mass m is projected at an angle θ to the horizontal with initial speed u. The mean power developed by the gravity over the time of the flight is :-

Question

Saurabh Koranglekar · Answer

Displacement of the body is horizontal to the earth's surface butthe gravitational force is perpendicular to the displacement.
Hence the work done by the gravitational force on the body is zero, so is the averagepower; as power equals work upon time.

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A body of mass m is projected at an angle θ to the horizontal with initial speed u. The mean power developed by the gravity over the time of the flight is :-

A body of mass m is projected at an angle θ to the horizontal with initial speed u. The mean power developed by the gravity over the time of the flight is :-

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A body of mass m is projected at an angle θ to the horizontal with initial speed u. The mean power developed by the gravity over the time of the flight is :-

A body of mass m is projected at an angle θ to the horizontal with initial speed u. The mean power developed by the gravity over the time of the flight is :-

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