. Use the definition of scalar product, a b = ab cos 0, and the fact that a b = axbx + ayby + a₂b₂ to calculate the angle between the 5.0k and b two vectors given by a = 5.0 + 5.0+ = 7.01 +3.0 + 3.0k.

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter6: Energy Of A System
Section: Chapter Questions
Problem 12P
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Use the definition of scalar product, a
two vectors given by a = 5.0 + 5.0
b = ab cos 0, and the fact that a b = axbx + aby + a2b₂ to calculate the angle between the
+ 5.0k and b = 7.01 +3.0 + 3.0k.
Transcribed Image Text:. Use the definition of scalar product, a two vectors given by a = 5.0 + 5.0 b = ab cos 0, and the fact that a b = axbx + aby + a2b₂ to calculate the angle between the + 5.0k and b = 7.01 +3.0 + 3.0k.
Expert Solution
Step 1

Calculate the dot product of both vectors.

ab=(5.0i^+5.0j^+5.0k^)(7.0i^+3.0j^+3.0k^)ab=35+15+15ab=65

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