A 20 g special arrow travelling at 250m/s strikes a 5 kg block of plywood. (a) If the special arrow remains embedded inside the block, how fast will the special arrow and the block of plywood move together? (b) If the special arrow emerges from the block of plywood at 140m/s, how fast is the block of plywood moving?

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter8: Momentum And Collisions
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III. A 20 g special arrow travelling at 250m/s strikes a 5 kg block of
plywood. (a) If the special arrow remains embedded inside the
block, how fast will the special arrow and the block of plywood
move together? (b) If the special arrow emerges from the block
of plywood at 140m/s, how fast is the block of plywood
moving?
Transcribed Image Text:III. A 20 g special arrow travelling at 250m/s strikes a 5 kg block of plywood. (a) If the special arrow remains embedded inside the block, how fast will the special arrow and the block of plywood move together? (b) If the special arrow emerges from the block of plywood at 140m/s, how fast is the block of plywood moving?
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