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If the magnitude of sum of two vectors ...

If the magnitude of sum of two vectors is equal to the magnitude of difference of the two vectors , the angle between these vectors is

A

`90^@`

B

`45^@`

C

`180^@`

D

`0^@`

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • Magnitudes of sum and difference of two vectors are equal . Angle between the vectors is

    A
    `0^@`
    B
    `90^@`
    C
    `120^@`
    D
    `60^@`
  • If the sum of two unit vectors is a unit vector,then magnitude of difference of two unit vectors is

    A
    `sqrt2`
    B
    `sqrt3`
    C
    `1sqrt2`
    D
    `sqrt5`
  • Magnitude of each of two vectors is P. Magnitude of the resultant of the two is also P. angle between the vectors is

    A
    `0^@`
    B
    `60^@`
    C
    `120^@`
    D
    `90^@`
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