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Q1. Evaluate with the strength of the earth's gravity at its surface, how much weaker is gravity at a distance of 10 earth's center?

Q2. A hotel elevator ascends 170m with a maximum speed of 5.20m/s. Its acceleration and deceleration both have a magnitude of 1.0 m/s2.

How long does it take to make the complete trip from bottom to top?

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Category:- Physics
Reference No.:- M9172655

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