1.

A vector a of length 2 units is making an angle60^@ with each of the x - axis and y - axis . If another vector B of length sqrt(2) units is making an angle 45^@ with each of the y- axis and Z - axis then axxb=

Answer»

`(1-sqrt2)HATI-hatj+HATK`
`hati-sqrt2hatj+hatk`
`SQRT(2) hati -hatj +2hatk`
`I - 2 hatj +(1-sqrt2) hatk`

ANSWER :A


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