Let us name three perpendicular directions as right, up, and toward you as you might name them when you are facing a television screen that lies in a vertical plane. Unit vectors for these directions are î, û, and î respectively. Consider the quantity (-3û x 2t).(a) What is the magnitude of this vector?0 6O 3O 2(b) What is the direction of this vector?O downO toward youO upO away from youO left Vector A is in the negative y direction and vector B is in the negative x direction.(a) What is the direction of Ax B?O no direction because it is a scalarОхO -yOzO -z(b) What is the direction of B x Ã?O no direction because it is a scalarO x-yO zO -z

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Let us name three perpendicular directions as right, up, and toward you as you might name them when you are facing a television screen that lies in a vertical plane. Unit vectors for these directions are i, û, and i respectively. Consider the quantity (-3û x 2t) (a) What is the magnitude of this vector? O 3 O 2 (b) What is the direction of this vector? O down O toward you O up O away from you • left

Let us name three perpendicular directions as right, up, and toward you as you might name them when you are facing a television screen that lies in a vertical plane. Unit vectors for these directions are i, û, and i respectively. Consider the quantity (-3û x 2t) (a) What is the magnitude of this vector? O 3 O 2 (b) What is the direction of this vector? O down O toward you O up O away from you • left

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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