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A man with a parachute is bailed out at a height of 400 m. I f time taken foer 1st 200 m fall is t1 and for 2nd 200 m fall is t2, then 1)t1 2)t1>t2 3)t1=t2 4)information is not sufficient please give a short explanation too.

A man with a parachute is bailed out at a height of 400 m. I f time taken foer 1st 200 m fall is t1 and for 2nd 200 m fall is t2, then


1)t1

2)t1>t2


3)t1=t2


4)information is not sufficient


please give a short explanation too.

Grade:12

1 Answers

Chetan Mandayam Nayakar
312 Points
12 years ago

t1=t2 because the man reaches terminal velocity,meaning the force of gravity is exactly balanced by the upward air drag force on the parachute

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