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The resultant of vecP and vecQ is vec...

The resultant of `vecP` and `vecQ` is `vec R`. If `vecQ` is doubled, `vecR` is doubled, when `vecQ` is reversed, `vecR` is again doubled, find P : Q : R,

A

`3 : 1 : 1`

B

`2 : 3 : 2`

C

`1 : 2 : 3`

D

`2 : 3 : 1`

Text Solution

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The correct Answer is:
B
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