The vectors $\vec{A}$ and $\vec{B}$ are such that

$|\vec{A}+\vec{B}|=|\vec{A}-\vec{B}|$

The angle between the two vectors is

  • [AIIMS 2019]
  • [AIPMT 1996]
  • [AIPMT 2006]
  • [AIPMT 1991]
  • [AIIMS 2016]
  • A

    $60$

  • B

    $75$

  • C

    $45$

  • D

    $90$

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  • [AIPMT 1988]