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October 25, 2014

Homework Help: Physics

Posted by Anonymous on Wednesday, November 18, 2009 at 12:00pm.

An airplane pilot fell 380 m after jumping from an aircraft without his parachute opening. He landed in a snowbank, creating a crater 1.4 m deep, but survived with only minor injuries. Assuming the pilot's mass was 80 kg and his terminal velocity was 50 m/s, estimate the following.

(a) the work done by the snow in bringing him to the rest

(b) the average force exerted on him by the snow to stop him

(c) the work done on him by the air resistance as he fell

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