A ball is thrown vertically upward with an initial speed of 68 ft/sec from the base A of a cliff with H= 36 ft. Determine the distance h by which the ball clears the top of the cliff and the time t after release for the ball to land at B. Also, calculate the magnitude of the impact velocity vg. Neglect air resistance and the small horizontal motion of the ball. Answers: h = i ft sec ft/sec

A ball is thrown vertically upward with an initial speed of 68 ft/sec from the base A of a cliff with H= 36 ft. Determine the distance h by which the ball clears the top of the cliff and the time t after release for the ball to land at B. Also, calculate the magnitude of the impact velocity vg. Neglect air resistance and the small horizontal motion of the ball. Answers: h = i ft sec ft/sec

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University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter4: Motion In Two And Three Dimensions

Section: Chapter Questions

Problem 39P: A projectile is launched at an angle of 30 and lands 20 s later at the same height as it was...

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A ball is thrown vertically upward with an initial speed of 68 ft/sec from the base A of a cliff with H = 36 ft. Determine the distance h by
which the ball clears the top of the cliff and the time t after release for the ball to land at B. Also, calculate the magnitude of the impact
velocity vg. Neglect air resistance and the small horizontal motion of the ball.
H
Answers:
h =
i
ft
t =
sec
Vg =
ft/sec

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