Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Vector Algebra Properties of Vectors
What is the locus of the point (x, y) for which the vectors \(\rm (\hat i-x\hat j-2\hat k)\) and \(\rm (2\hat i+\hat j+y\hat k)\) are orthogonal?
1
A circle
2
An ellipse
3
A parabola
4
More than one of the above
5
None of the above