9 53 63 Question 10 A A motor rotates an axle that is connected to one end of a rod, as shown in the figure. Students may adjust the speed at which the motor causes the axle and rod to rotate. During an experiment, what essential quantity or quantities should be measured or determined in order for the students to determine the rod's change in angular momentum after 8 s? Justify your selection. (C) Rod D Motor The mass of the rod, because the mass is related to the net force that is exerted on the rod. The length of the rod, because the length of the rod is related to the rotational inertia of the rod. The average net torque applied to the rod, because the average net torque is related to the change in angular velocity of the rod. The average net force applied to the rod, because the average net force is related to the impulse of the rod. > Q ? O □

9 53 63 Question 10 A A motor rotates an axle that is connected to one end of a rod, as shown in the figure. Students may adjust the speed at which the motor causes the axle and rod to rotate. During an experiment, what essential quantity or quantities should be measured or determined in order for the students to determine the rod's change in angular momentum after 8 s? Justify your selection. (C) Rod D Motor The mass of the rod, because the mass is related to the net force that is exerted on the rod. The length of the rod, because the length of the rod is related to the rotational inertia of the rod. The average net torque applied to the rod, because the average net torque is related to the change in angular velocity of the rod. The average net force applied to the rod, because the average net force is related to the impulse of the rod. > Q ? O □

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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