If vectors A and B have an angle θ between them, then value of | A - B | will be :
Physics · JEE Main · NTA Exams — Physics and Measurement
If vectors \(A \text { and } B\) have an angle θ between them, then value of \(|\hat{\mathrm{A}}-\hat{\mathrm{B}}|\) will be :
- \(2 \cos \frac{\theta}{2}\)
- \(2 \tan \frac{\theta}{2}\)
- \(2 \sin \frac{\theta}{2}\)
- none of these
Answer
(C) 2 2
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