JEE PYQ: Vector Algebra Question 37
Question 37 - 2019 (12 Apr Shift 1)
If the volume of parallelopiped formed by the vectors $\hat{i} + \lambda \hat{j} + \hat{k}$, $\hat{j} + \lambda \hat{k}$ and $\lambda \hat{i} + \hat{k}$ is minimum, then $\lambda$ is equal to:
(1) $-\frac{1}{\sqrt{3}}$
(2) $\frac{1}{\sqrt{3}}$
(3) $\sqrt{3}$
(4) $-\sqrt{3}$