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An aeroplane drops a parachutist.After covering a distance 40m he opens parachute and drops at the rate of 2m/s^2.If he reaches ground with speed of 2 m /s, how long does he remain in the air.

Asked by Arun Iyer 19th February 2011, 4:41 PM
Answered by Expert
Answer:
Dear student,
 
Falling velocity = acceleration due to gravity X time
 
2 = 10Xt, t =0.2s
 
Hope this helps.
Team
Topperlearning.com
Answered by Expert 26th February 2011, 7:27 AM
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