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If |vec(A)+vec(B)|=|vec(A)|+|vec(B)|, th...

If `|vec(A)+vec(B)|=|vec(A)|+|vec(B)|,` then angle between `vec(A)and vec(B)` will be

A

`90^(@)`

B

`120^(@)`

C

`0^(@)`

D

`60^(@)`

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The correct Answer is:
C
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