A ball is thrown from a position 100 m above the ground with an initial speed of 200 m/s and an angle of elevation of 30°. Find (a) the time, to the nearest 0.01 s, when the ball reaches the maximum height; (b) the maximum height reached, to the nearest m; (c) the time, to the nearest 0.01 s, when the ball hits the ground; (d) the position, to the nearest m, where the ball hits the ground; (e) the speed, to the nearest m/s, when the ball hits the ground.

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
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A ball is thrown from a position 100 m above the ground with an initial speed of 200 m/s and
an angle of elevation of 30°. Find
(a) the time, to the nearest 0.01 s, when the ball reaches the maximum height;
(b) the maximum height reached, to the nearest m;
(c) the time, to the nearest 0.01 s, when the ball hits the ground;
(d) the position, to the nearest m, where the ball hits the ground;
(e) the speed, to the nearest m/s, when the ball hits the ground.
Transcribed Image Text:A ball is thrown from a position 100 m above the ground with an initial speed of 200 m/s and an angle of elevation of 30°. Find (a) the time, to the nearest 0.01 s, when the ball reaches the maximum height; (b) the maximum height reached, to the nearest m; (c) the time, to the nearest 0.01 s, when the ball hits the ground; (d) the position, to the nearest m, where the ball hits the ground; (e) the speed, to the nearest m/s, when the ball hits the ground.
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