A soldier jumps out from an aeroplane with a parachute. After dropping through a distance…
Physics · NEET · NTA Exams — Kinematics
A soldier jumps out from an aeroplane with a parachute. After dropping through a distance of 19.6 m, he opens the parachute and decelerates at the rate of 1 m/s2. If he reaches the ground with a speed of 4.6 m/s, how long was he in the air?
- 15 s
- 10 s
- 17 s
- 12 s
Answer
(C) 17 s
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