If A bar . B bar = A bar *B bar then angle between a bar and b bar is A)0 B)pi/4 C)pi/2 D)pi

If A bar . B bar = A bar *B bar then angle between a bar and b bar i

1.	If A bar . B bar = A bar *B bar then angle between a bar and b bar is A)0 B)pi/4 C)pi/2 D)pi
Answer» here A and B MEANS A and B VECTORA B cosФ=A B sinФsinФ/cosФ=1tanФ=1tanФ=tanπ/4Ф=π/4

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If A bar . B bar = A bar *B bar then angle between a bar and b bar is A)0 B)pi/4 C)pi/2 D)pi

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