A weight of 450 N falls from rest. Suppose the resistance of the air is proportional to the speed and the limiting speed is 52.5 m/s. Use g=9.81 m/s?. The problem can be represented by y'+Av-B where v is the speed at any time. Then AB is ? (A) 1.83 (B) 2.34 c) 3.72 (D) 3.05
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