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Answer key – pp. 61-70 #90-119. 8000 kgm/s Same as before collision. 7.1 m/s 2. 0 N 4000 N 400 m 3 same same. -5 m/s 2 58 m -36000 kgm/s -7500 N J = ∆p. 41 N 41 N 60 N 2. 5.6 m/s 2 0.57.
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Answer key – pp. 61-70 #90-119 • 8000 kgm/s • Same as before collision • 7.1 m/s2 • 0 N • 4000 N • 400 m • 3 • same • same • -5 m/s2 • 58 m • -36000 kgm/s • -7500 N • J = ∆p • 41 N • 41 N • 60 N • 2 • 5.6 m/s2 • 0.57