Which of the following is used to represent the magnitude of vector \vec{A}?

Category: QuestionsWhich of the following is used to represent the magnitude of vector \vec{A}?
Editor">Editor Staff asked 11 months ago

Which of the following is used to represent the magnitude of vector \vec{A}?
 
(a) \hat{A}
 
(b) |\vec{A}|
 
(c) \underset{A}{\leftrightarrow}
 
(d) \vec{A}
 
I had been asked this question in homework.
 
My question is taken from Vector Algebra Basics in section Vector Algebra of Mathematics – Class 12
NCERT Solutions for Subject Clas 12 Math Select the correct answer from above options 
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1 Answers
Editor">Editor Staff answered 11 months ago

The correct answer is (b) |\vec{A}|
 
Easy explanation: The correct way of representing the magnitude of a given vector A is|\vec{A}|. The magnitude of a vector is the distance between the initial and the terminal points of a vector.