problem08_29

# University Physics with Modern Physics with Mastering Physics (11th Edition)

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8.29: For the truck, kg, 6320 = M and s, m 10 = V for the car, kg 1050 = m and s m 15 - = v (the negative sign indicates a westbound direction). a) Conservation of momentum requires mv MV v m M + = + ) ( , or eastbound. s m 4 . 6 kg) 1050 kg 6320 ( ) s m 15 )( kg
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Unformatted text preview: ( ) s m 10 )( kg 6320 ( = +-+ = ′ v b) . s m 5 . 2 kg 6320 ) s m 15 kg)( 1050 ( =--=-= M mv V c) kJ 281-= ∆ KE for part (a) and kJ 138-= ∆ KE for part (b)....
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• Subtraction, kg, Negative and non-negative numbers

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