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If A.B =0 and AxxB =1 , then A and B ar...

If A.B =0 and `AxxB =1 ` , then A and B are

A

perpendicular unit vectors

B

paraellel unit vector

C

parallel

D

anti - parallel

Text Solution

Verified by Experts

The correct Answer is:
A
`(a) "Given ",A.B=0`
`AbotB=1impliesAxxB=1`
`ABsintheta=impliesABsin90^(@)=1`
`AB=1impliesA=1andB=1`
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