The angle made by the vector `4hati - 3hatj + 5hatk` with z-axis is :

The angle made by the vector 3hati-4hatj+5hatk with the Z-axis is...a) (pi)/(4) b) cos^(-1)((1)/(sqrt(2))) c) 0 d) cos^(-1)((3)/(5sqrt(2)))

The angle made by the vector 3hati-4hatj+5hatk with the Z-axis is

The angle subtended by the vector A=4hati+3hatj+12hatk with the x-axis is

What is the angle between a vector vec A = 4hati +3hatj +5hatk and the x-axis ?

A vectors which makes equal angles with the vectors 1/3(hati - 2hatj + 2 hatk ) , 1/5(-4hati - 3hatk) , hatj is:

A vectors which makes equal angles with the vectors 1/3(hati - 2hatj + 2 hatk ) , 1/5(-4hati - 3hatk) , hatj is:

The scalar product of the vector hati+3hatj+3hatk with a unit vector along the sum of vectors hati-3hatj+4hatk and lambdahati-4hatj+5hatk is equal to one. Find the value of lambda .