A ball is thrown straight up with an initial speed of 12 m/s. The ball was released h m above the ground, but when it re
Posted: Sat Jul 02, 2022 7:02 pm
A ball is thrown straight up with an initial speed of 12 m/s.The ball was released h m above the ground, but when it returnsback down, it falls into a hole 2.9 m deep. If the ball’s speed atthe bottom of the hole is 30 m/s, what height h (in m) above theground was the ball released? You may treat this as an isolatedsystem.