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When vecA.vecB=-|A||B|, then...

When `vecA.vecB=-|A||B|`, then

A

`vecA` and `vecB` are perpendicular to each other

B

`vecA` and `vecB` act in the same direction

C

`vecA` and `vecB` act in the opposite direcrtion

D

`vecA` and `vecB`can act in any direction

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The correct Answer is:
C
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