Physics, asked by Saigopal123, 6 months ago

balloon is rising up along the axis of a concave mirror of radius of curvature 20 m. A ball is dropped from the balloon at a height 5 m from the mirror when the balloon has velocity 20 m/s. The speed of the image of the ball formed by concave mirror after 4 seconds is (20) n in (m/s), then n is [Take: g = 10 m/s2

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Answered by Dipthanshu

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