Question

9. A body is dropped from a balloon which is
moving upward with a speed of 10 m/s. The
body is dropped when the balloon is at a height
of 390 m from the surface of the earth. Find the
approximate time taken by the body to reach the
surface of the earth. Take g = 10 m/s2.
(Ans. 10 s)
C
C​

Answer 1

Answer:

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