COLLEGE PHYSICS
2nd Edition
ISBN: 9781464196393
Author: Freedman
Publisher: MAC HIGHER
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Chapter 2, Problem 11QAP
To determine
Compare the braking motion of a car with a ball thrown straight upward which have the same initial speed
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A rock is thrown off a cliff at an angle of 54° above the horizontal. The cliff is 110 m high. The initial speed of the rock is 20 m/s. (Assume the height of the thrower is negligible.)
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Chapter 2 Solutions
COLLEGE PHYSICS
Ch. 2 - Prob. 1QAPCh. 2 - Prob. 2QAPCh. 2 - Prob. 3QAPCh. 2 - Prob. 4QAPCh. 2 - Prob. 5QAPCh. 2 - Prob. 6QAPCh. 2 - Prob. 7QAPCh. 2 - Prob. 8QAPCh. 2 - Prob. 9QAPCh. 2 - Prob. 10QAP
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- Make a motion chart for a cannonball launched with an initial speed of 20m/s. Neglect drag and the initial height of the cannonball. After the ball lands on the ground enter zero for all speeds and heights if necessary. Use regular metric units (ie. meters).arrow_forwardA foul ball is hit straight up into the air with a speed of 30 m/s, and air resistance is negligible.(a) Calculate the time required for the ball to rise to its maximum height.(b) Calculate the maximum height reached by the ball above the point where it hit the bat.(c) Determine the times at which the ball passes a point 25 m above the point where it was hit by the bat and explain why there are two answers.arrow_forwarda pitcher tosses a baseball up along a y axis, with an initial speed of 12 m/s. (a) How long does the ball take to reach its maximum height?arrow_forward
- An object is thrown vertically upward with a certain initial velocity in a world where the acceleration due to gravity is 19.6 m/s2. The height to which it rises is ____ that to which the object would rise if thrown upward with the same initial velocity on the Earth. Neglect air resistance. Group of answer choices half four times one fourth twice cannot be calculated from the given dataarrow_forwardAn object is thrown vertically upwards with an initial velocity of +5 m/s and then comes back down. What is the final velocity when it returns to its initial height? Ignore air resistance.arrow_forward#4) A baseball is launched by mechanical means nearly vertically upward from a point near the edge of the roof of Morrow Library. It just misses the edge of the roof on the way down (when it is in free fall) and passes a point a distance 10.0 m below its starting point at a time 4.75 s. Air resistance may be ignored. Use the magnitude of the acceleration due to gravity as 9.80m/s² and report answers to 3 sig figs for parts A-E. Consider this as a one-dimensional problem. Show starting equations, do algebra first, and then plug numbers in last for each part.arrow_forward
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