Teaching UKPSC Lecturer Mock Test Series 2024 Physical Sciences Mathematical Methods of Physics Vector Algebra and Vector Calculus
Two vectors \(\vec{A}\) and \(\vec{B}\) lie in X - Y plane. The vector \(\vec{B}\) is perpendicular to vector \(\vec{A}\). If \(\vec{A}\) = \(\hat{i}+\hat{j}\), then \(\vec{B}\) may be-
1
\(\hat{i}-\hat{j}\)
2
\(-\hat{i}+\hat{j}\)
3
\(-2^{\hat{i}}+2^{\hat{j}}\)
4
Any of the above