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The component of a vector hatr along x-a...

The component of a vector `hatr` along x-axis will have maximum value if

A

`vecr` is along positive y-axis.

B

`vecr` is along positive x-axis.

C

`vecr` makes an angle of `45^@` with the x-axis.

D

`vecr` is along negetive y-axis.

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