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Questions  

If the magnitude of scalar and vector products of two vectors are 6 and 63  respectively, then the angle between two vectors is  

a
150
b
300
c
600
d
750

detailed solution

Correct option is C

A→.B→=AB cosθ=6 and  |A→×B→|=ABsinθ=63 ∴    AB sinθAB cosθ=636=3 or         tanθ=3   and  θ=600

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