Suppose that à = 2i + j, B =i- 4j + k, and Č =j+k. Zà -B + Č? What is the magnitude of the vector A) A. 7.6 В) В. 5.6 с) с. 4.8 D. 9.24 Question 6 Suppose that A= 2i + j, B = i-4j + k, and Ĉ = j+k. À (B × Č)? What is A) A. -2 В В.-2 k с) С. -11 D) D. -11 k Question 7 Suppose that à = 2i + j, B =i- 4j + k, and Č=j+k. What is the direction of vector A? A) A. 26.6 E of N B. 26.6 N of E C. 35.8 E of N D) D. 35.8 N of E

Classical Dynamics of Particles and Systems
5th Edition
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Stephen T. Thornton, Jerry B. Marion
Chapter1: Matrices, Vectors, And Vector Calculus
Section: Chapter Questions
Problem 1.16P: What surface is represented by r a = const, that is described if a is a vector of constant...
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Suppose that
à = 2i + j,
B = i- 4j + k, and
= j+k.
What is the magnitude of the vector 2Á -B + Č?
A) A. 7.6
В) В. 5.6
с) с. 4.8
D. 9.24
Question 6
Suppose that
à = 2i + j,
B = i- 4j + k, and
C= j+k.
À: (B × Č)?
What is
А) А. -2
В
В. -2 k
C. -11
D
D. -11 k
Question 7
Suppose that
A = 2i + j,
B = i- 4j + k, and
=j+k.
What is the direction of vector A?
A A. 26.6 E of N
B) B. 26.6 N of E
c) C. 35.8 E of N
D) D. 35.8 N of E
B)
Transcribed Image Text:Suppose that à = 2i + j, B = i- 4j + k, and = j+k. What is the magnitude of the vector 2Á -B + Č? A) A. 7.6 В) В. 5.6 с) с. 4.8 D. 9.24 Question 6 Suppose that à = 2i + j, B = i- 4j + k, and C= j+k. À: (B × Č)? What is А) А. -2 В В. -2 k C. -11 D D. -11 k Question 7 Suppose that A = 2i + j, B = i- 4j + k, and =j+k. What is the direction of vector A? A A. 26.6 E of N B) B. 26.6 N of E c) C. 35.8 E of N D) D. 35.8 N of E B)
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