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You stand at the top of a cliff while your friend stands on the ground below you. You
Chapter 2, Problem 83GP(choose chapter or problem)
Problem 83GP
You stand at the top of a cliff while your friend stands on the ground below you. You drop a ball, from rest and see that it takes 1.2 s for the ball to hit the ground below. Your friend then picks up the ball and throws it up to you, such that it just comes to rest in your hand. What is the speed with which your friend threw the ball?
Questions & Answers
QUESTION:
Problem 83GP
You stand at the top of a cliff while your friend stands on the ground below you. You drop a ball, from rest and see that it takes 1.2 s for the ball to hit the ground below. Your friend then picks up the ball and throws it up to you, such that it just comes to rest in your hand. What is the speed with which your friend threw the ball?
ANSWER:
Solution 83GP
Step 1 of 1
We have to find the speed of the ball when a friend of yours throws a ball up to you so that it just comes to rest in your hand when you are standing at the top of the cliff.
The speed of the ball can be found using kinematic equation,