A stone is thrown from the rooftop of a building. The initial velocity of the stone is 7.3 m/s at an angle of 25° below the horizontal. It strikes the ground 4.2 s later. (a) How far horizontally from the base of the building does the ball strike the ground? (b) Find the height from which the ball was thrown. (c) How long does it take the ball to reach a point 10 m below the level of launching? Round off all final answers to 4 decimal digits.

A stone is thrown from the rooftop of a building. The initial velocity of the stone is 7.3 m/s at an angle of 25° below the horizontal. It strikes the ground 4.2 s later. (a) How far horizontally from the base of the building does the ball strike the ground? (b) Find the height from which the ball was thrown. (c) How long does it take the ball to reach a point 10 m below the level of launching? Round off all final answers to 4 decimal digits.

Name: A stone is thrown from the rooftop of a building. The initial velocity
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Description: A stone is thrown from the rooftop of a building. The initial velocity of the stone is 7.3 m/s at an angle of 25° below the horizontal. It strikes the ground 4.2 s later. (a) How far horizontally from the base of the building does the ball strike the

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

Chapter3: Motion In Two Dimensions

Section: Chapter Questions

Problem 7OQ: A projectile is launched on the Earth with a certain initial velocity and moves without air...

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