Answered: Given two vectors A= 7i + 4j – 2k, and…

Given two vectors A= 7i + 4j – 2k, and B= 31 – 10j + 3k, calculate the angle between them, where i, j and k are unit vectors: A. 206.8* B. 112.7 C 163" D. None of these E 220

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter9: Energy In Nonisolated Systems

Section: Chapter Questions

Problem 14PQ

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Question

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Given two vectors A= 7i + 4j - 2k, and B= 3i – 10j + 3k, calculate the angle between them, where i, j and k are unit vectors:
A. 206.8
B. 112.7"
C 116.3
D. None of these
E. 220

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