[21] Two vectors are given by i= 4i+3j and = -it3j. Find (a) i.B and (b) the angle between i and B. [22] A vector is given by i -2i+3j. Find (a) the magnitude of i and (b) the angle that i makes with the positive y axis.

[21] Two vectors are given by i= 4i+3j and = -it3j. Find (a) i.B and (b) the angle between i and B. [22] A vector is given by i -2i+3j. Find (a) the magnitude of i and (b) the angle that i makes with the positive y axis.

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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[21] Two vectors are given by i 4i+3j and = -it3j. Find (a) i.B and (b) the angle
between i and B.
[22] A vector is given by i -2i+3j. Find (a) the magnitude of å and (b) the angle that i
makes with the positive y axis.

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