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27 Nov 2019
Two students are on a balcony 20.5 m above the street. One studentthrows a ball (ball 1) vertically downward at 12.4 m/s; at the sameinstant, the other student throws a ball (ball 2) vertically upwardat the same speed. The second ball just misses the balcony on theway down.
(a) What is the difference in the two ball's time in the air?
(b) What is the velocity of each ball as it strikes the ground?ball 1 magnitude 2 m/s
direction upward downward
ball 2 magnitude 4 m/s
direction upward downward
(c) How far apart are the balls 0.600 s after they arethrown?
6 m
Two students are on a balcony 20.5 m above the street. One studentthrows a ball (ball 1) vertically downward at 12.4 m/s; at the sameinstant, the other student throws a ball (ball 2) vertically upwardat the same speed. The second ball just misses the balcony on theway down.
(a) What is the difference in the two ball's time in the air?
(b) What is the velocity of each ball as it strikes the ground?ball 1 magnitude 2 m/s
direction upward downward
ball 2 magnitude 4 m/s
direction upward downward
(c) How far apart are the balls 0.600 s after they arethrown?
6 m
28 Jun 2023
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