If a vector `(2hati+3hatj+ 8hatk)` is perpendicular to the vector `(4hatj-4hati+alpha hatk)`, then find the value of `alpha` is

If a vector (2hati+3hatj+8hatk) is perpendicular to the vector (4hatj-4hati+alpha hatk) , then the value of alpha is :

If a vector 2 hati+ 3 hatj+ 8 hatk is perpendicular to the vector 4 hatj-4hai+ alpha hatk , then the value of alpha

If a vector 2hati +3hatj +8hatk is perpendicular to the vector 4hati -4hatj + alphahatk, then the value of alpha is

What is the projection of 3hati+3hatj+8hatk) is perpendicular to the vector (4hatj-4hati+alpha hatk) , then the value of alpha is :

If a vector 2hati+3hatj+8hatjk is perpendicular to the vector 4hatj-4hati+alphahatk . Then the value of alpha is

The componant of vector 2 hati -3 hatj +2hatk perpendicular to the vector hati + -3 hatj + hatk is-

The vector equation of a line passing through the point hati + 2hatj + 3hatk and perpendicular to the vectors hati +hatj + hatk and 2hati - hatj + hatk is

Find a vector of magnitude 15 which isperpendicular to both vectors 4hati-hatj+8hatk and -hatj+hatk .