Question

A man standing at the top of a building throws a ball vertically upward with a velocity of 18 m/s.
The ball reaches the ground 6.8 s later.
a) What is the maximum height reached by the ball?
b) How high is the building?
c) After what time would the man see the ball in front of him exactly at the position he threw it
up ?
d) With what velocity will the ball hit the ground?

Answer 1

Answer:

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