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If a.b.=0 and a + b makes an angle of 6...

If `a.b.=0 and a + b ` makes an angle of `60 ^(@)` with b, then
a)`|a| = 2|b|` b)`2|a| = |b|` c)`|a| = sqrt3 |b|` d)`|a| = |b|`

A

`|a| = 2|b|`

B

`2|a| = |b|`

C

`|a| = sqrt3 |b|`

D

`|a| = |b|`

Text Solution

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The correct Answer is:
D
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