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According to triangle law of vector addi...

According to triangle law of vector addition, the direction of the resultant is given by :

A

`tan alpha = (P cos theta)/(P +Q sin theta)`

B

`tan alpha = (Q sin theta)/(P +Q cos theta)`

C

`tan alpha = (Q cos theta)/(P +Q sin theta)`

D

`tan alpha = (Q cos theta)/(Q sin theta)`

Text Solution

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The correct Answer is:
B
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