4. The vector of Rotational Velocity points along a direction parallel tothe axis of rotation, and perpendicular to the rotational plane. (T/F?)5. In an elastic collision, such as when a new tennis ball hits a tennisracket, energy is conserved. (T/F?)6. In an closed/open system, energy is conserved.(Y/N?) (pick one answeronly)7. Mass is a scalar quantity. (D /F?) Choose only1 answer, and indicate your answer clearly to the left of thequestion by the number, so that I can easily pick out which answer goes towhich questionNote: you do not need to justify your answer with additional work(though I would not mind...)1. An object moving in a circle of constant radius is under a constantinward (centripetal) acceleration to maintain its path around the center.(T/F?)2. Which one of the following four statements is true?A) The linear velocity of an object moving in a circle of constant radiusalways = 0.B) Angular velocity is a scalar.C) The linear velocity of an object moving in a circle of constant radiushas no relation to the angular velocity of the same object.D) The radial acceleration of an object moving in a circle of constantradius is related to the square of the angular velocity.3. Moment of Inertia for Rotational Kinetic Energy corresponds to Massfor force. (T/F?)

In this, many questions are given so we will solve only first question for you. if you want the…

Answered: 4. The vector of Rotational Velocity…

4. The vector of Rotational Velocity points along a direction parallel to the axis of rotation, and perpendicular to the rotational plane. (T/F?)

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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