when a ballon rising vertically upwards with a velocity of 10m/s is at a height of 45m from the ground ,a parachutist bails out from the ballon.After 3s, he opens the parachute and decalerate at a constant rate of 5m/s....what is the height of the parachutist above the ground when he opens the parachute?how far is he from the ballon at this instant?with what velocity does he strike the ground ?.what time does he take in striking the ground after his exit from the ballon?
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can you please provide the diagram
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