Multiple Choice
When vector is added to vector
, which has a magnitude of 5.0, the vector representing their sum is perpendicular to
and has a magnitude that is twice that of
. What is the magnitude of
?
A) 2.2
B) 2.5
C) 4.5
D) 5.0
E) 7.0
Correct Answer:

Verified
Correct Answer:
Verified
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