Questions
If A and B are two vectors and if A x B = B x A, then angle between A and B is
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a
π
b
π/3
c
π/2
d
π/4
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Correct option is A
We know thatA×B=(ABsinθ)nand B×A=(ABsinθ)(−n)When θ=π,sinθ=sinπ=0, then A x B=B x ASo, angle between A and B is π.Similar Questions
Two vectors are parallel to each other then value of will be
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