1.

If vec(A) = (2hat(i) + 3hat(j)) and vec(B)= (hat(i)- hat(j)) then component of vec(A) perpendicular to vector vec(B) and in the same plane is

Answer»

`(5)/(2) (HAT(i) + hat(J))`
`(5)/(sqrt2) (hat(i) + hat(j))`
`(sqrt5)/(2) (hat(i)+ hat(j))`
`(5)/(sqrt2) (hat(i) + hat(k))`

Answer :A


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