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A space vector makes the angle 150^(@) a...

A space vector makes the angle `150^(@) and 60^(@) `with the positive direction of x and y-axes. The angle made by the vector with the positive direction of z-axis is :

A

`60^(@)`

B

`90^(@)`

C

`120^(@)`

D

`180^(@)`

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The correct Answer is:
B
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