A rock is thrown from the edge of the top of a 86 m tall building at some unknown angle above the horizontal. The rock strikes the ground a horizontal distance of 60 m from the base of the building 6 s after being thrown. Assume that the ground is level and that the side of the building is vertical. Determine the speed with which the rock was thrown.
A rock is thrown from the edge of the top of a 86 m tall building at some unknown angle above the horizontal. The rock strikes the ground a horizontal distance of 60 m from the base of the building 6 s after being thrown. Assume that the ground is level and that the side of the building is vertical. Determine the speed with which the rock was thrown.
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 9P
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A rock is thrown from the edge of the top of a 86 m tall building at some unknown angle above the horizontal. The rock strikes the ground a horizontal distance of 60 m from the base of the building 6 s after being thrown. Assume that the ground is level and that the side of the building is vertical. Determine the speed with which the rock was thrown.
Expert Solution
Step 1
Given data:
- The height of building is h=86 m.
- Time taken by rock is t=6 s.
- Horizontal distance traveled by rock is x=60 m.
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