9. A rifle is fired from the top of a building 220 meters high with an initial velocity of 425 m/s at an angle of 12.0° above the horizontal: a. How long will it take for the bullet to reach the ground? b. How far from the base of the building will the bullet strike the ground?
9. A rifle is fired from the top of a building 220 meters high with an initial velocity of 425 m/s at an angle of 12.0° above the horizontal: a. How long will it take for the bullet to reach the ground? b. How far from the base of the building will the bullet strike the ground?
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Transcribed Image Text:9. A rifle is fired from the top of a building 220 meters high with an initial velocity of 425 m/s
at an angle of 12.0 above the horizontal:
a. How long will it take for the bullet to reach the ground?
b. How far from the base of the building will the bullet strike the ground?
c. What will be the velocity of the bullet just as it reaches the ground?
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