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Q. A basketball player grabbing a rebound jumps 70.0 cm vertically. How much total time (ascent and descent) does the player spend (a) in the top 11.9 cm of this jump and (b) in the bottom 11.9 cm?

Q. A solid sphere of radius 42 cm has a total positive charge of 21 µC uniformly distributed throughout its volume. Calculate the magnitude of the electric field at 150 cm from the center of the sphere.

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Category:- Physics
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