A ball tied to a string is swung around in a horizontal circle. Which one of the following statements regarding the ball's motion is False ?

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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A ball tied to a string is swung around in a horizontal circle. Which one of the
following statements regarding the ball's motion is False ?
the velocity of the ball is directed along a line tangent to the circular path
a centrifugal force acts on the ball pulling it directly outward from the center
the acceleration of the ball is directed inward toward the center
the ball experiences an acceleration due to its constant change in direction
Question 5 (5 points)
Listen
How much power in Watts is required to lift a 75.0kg mass through a height of
1.85m in a time of 3.00seconds ?
746W
46W
453W
身
Transcribed Image Text:A ball tied to a string is swung around in a horizontal circle. Which one of the following statements regarding the ball's motion is False ? the velocity of the ball is directed along a line tangent to the circular path a centrifugal force acts on the ball pulling it directly outward from the center the acceleration of the ball is directed inward toward the center the ball experiences an acceleration due to its constant change in direction Question 5 (5 points) Listen How much power in Watts is required to lift a 75.0kg mass through a height of 1.85m in a time of 3.00seconds ? 746W 46W 453W 身
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