MCQ
The distance between the lines
$\overline{ r }=-\hat{ i }+3 \hat{ j }+\hat{ k }+\lambda(5 \hat{ i }+\hat{ j }+4 \hat{ k })$ and
$\overline{r}=3 \hat{i}+\hat{j}+\mu(5 \hat{i}+\hat{j}+4 \hat{k})$ is
$\overline{ r }=-\hat{ i }+3 \hat{ j }+\hat{ k }+\lambda(5 \hat{ i }+\hat{ j }+4 \hat{ k })$ and
$\overline{r}=3 \hat{i}+\hat{j}+\mu(5 \hat{i}+\hat{j}+4 \hat{k})$ is
- ✓$\frac{7}{\sqrt{3}}$
- B$\frac{14}{\sqrt{3}}$
- C$\sqrt{3}$
- D$\frac{7}{\sqrt{6}}$