MCQ
यदि $|\vec{a}+\vec{b}|=|\vec{a}-\vec{b}|$, तो $\vec{a}$ और $\vec{b}$ के बीच का कोण है
  • A
    $\frac{\pi}{4}$
  • B
    $\frac{\pi}{6}$
  • $\frac{\pi}{2}$
  • D
    $\frac{\pi}{3}$

Answer

Correct option: C.
$\frac{\pi}{2}$
C

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