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The resultant of two vectors vecA and ve...

The resultant of two vectors `vecA and vecB" is "vecC`. If the megnitude of `vecB` is doubled, the new resultant vector becomes perpendicular to `vecA`, then the magnitude of `vecC` is

A

2B

B

B

C

3B

D

4B

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The correct Answer is:
B
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TARGET PUBLICATION-QUESTION PAPER 2019-MCQ
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