Vector A points to the north and has length A. Vector B points to the east and has length B = 2.0 A. Find the magnitude of C= 4 A + B in terms of A.
A) 4.5A
B) 6A
C) 3.6A
D) 3.1A

Name: Vector A points to the north and has length A. Vector B points to the east and has length B = 2.0 A. Find the magnitude of C= 4 A + B in terms of A. A) 4.5A B) 6A C) 3.6A D) 3.1A
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Quizplus · Accepted Answer

The magnitude of C is given by:$$|C| = \sqrt{(4A)^2 + (2A)^2} = \sqrt{16A^2 + 4A^2} = \sqrt{20A^2} = 4.5A$$

Vector a Points to the North and Has Length A Vector