What is the speed of the textbook

Reference no: EM13265815

You drop a 1.5 kg textbook to a friend who stands on the ground 10 m below the textbook with outstretched hands 1.50 m above the ground.

(a) What is the speed of the textbook when it reaches the hands? m/s

(b) If we substituted a second textbook with twice the mass, what would its speed be?

Reference no: EM13265815

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