ch09-p090 - 90. The velocity of the object is v= dr d (3500...

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90. The velocity of the object is () ˆˆ ˆ ˆ (3500 160 )i 2700 j 300k (160 m/s)i. dr d vt dt dt == + + = G G (a) The linear momentum is 4 250 kg 160 m/si ( 4.0 10 kg m/s)i. pm v = × GG (b) The object is moving west (our –
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