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You drop a 2.70 kg book to a friend who stands on the ground at distance D-11.0 m below. Your friend's outstretched hand
Posted: Sat Jul 09, 2022 11:56 am
by answerhappygod
- You Drop A 2 70 Kg Book To A Friend Who Stands On The Ground At Distance D 11 0 M Below Your Friend S Outstretched Hand 1 (44.56 KiB) Viewed 46 times
You drop a 2.70 kg book to a friend who stands on the ground at distance D-11.0 m below. Your friend's outstretched hands are at distance d - 1.40 m above the ground (see the figure). (a) What is the speed of the book when it reaches her hands? (b) If we substituted a second book with twice the mass, what would its speed be when it reaches her hands? (c) If, instead, the book were thrown down with initial speed 4.30 m/s, what would be the answer to (a)? (a) Number (b) Number (c) Number HEE Units Units Units D 4