You swing a mass at the end of a sting in a vertical circle such that  the string remains taut at all times. Which of the following forces is the centripetal force acting on the mass when it is at the bottom of the circular trajectory?

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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QUESTION 1

  1. You swing a mass at the end of a sting in a vertical circle such that  the string remains taut at all times. Which of the following forces is the centripetal force acting on the mass when it is at the bottom of the circular trajectory?

      a.

    the force of gravity

      b.

    the tension in the string

      c.

    the vector sum of the force of gravity and the tension

      d.

    a force other than the force of gravity and the tension

     

 

QUESTION 2

  1. A scale with a mass is placed inside an elevator. The scale reading will be the same when the elevator is moving at a constant velocity as when it is stopped. 

     True

     False

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