Vector A is 2.80 cm long and is 60.0 o above the x-axis in the first quadrant.

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Vector A is 2.80 cm long and is 60.0oabove the x-axis in the first quadrant. Vector  is 1.90 cm long and is below the x-axis in the fourth quadrant (Fig. E1.39). Use components  to find the magnitude and direction of

(a) A + B;

(b) A €“ B;

(c) B €“ A. In each case, sketch the vector addition or subtraction and show that your numerical answers are in qualitative agreement with your sketch.


Figure E1.39

A (2.80 cm) 60.00 60.0° B (1.90 cm)

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Related Book For  answer-question

University Physics with Modern Physics

ISBN: 978-0321696861

13th edition

Authors: Hugh D. Young, Roger A. Freedman, A. Lewis Ford

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