If a vector ofmagnitude 50 is collinear with vector `vecb = 6 hat i - 8 hat j-15/2 hat k` and makes an acute anlewih positive z-axis then:

Find the angle of vector vec a = 6 hat i + 2 hat j - 3 hat k with x -axis.

Find the angle of vector vec a = 6 hat i + 2 hat j - 3 hat k with x -axis.

Find the angle of vector vec a = 6 hat i + 2 hat j - 3 hat k with x -axis.

The unit vector perpendicular to both the vectors a=hat i+hat j+hat k and b=2hat i-hat j+3hat k and making an acute angle with the vector k is

What is the cosine of the angle which the vector sqrt2 hat i+ hat j +hat k makes with the Y-axis ?

Find angle theta between the vectors veca= hat i+ hat j- hat k and vecb= hat i- hat j+ hat k .

Show that the vectors 2 hat i-3 hat j+4 hat k and -4 hat i+6 hat j-8 hat k are collinear.

For what value of a the vectors 2 hat i-\ 3 hat j+4 hat k and a hat i+6 hat j-8 hat k are collinear?

Show that the vectors 2 hat i-3 hat j+4 hat k\ a n d-4 hat i+6 hat j-8 hat k are collinear.