

MCQOPTIONS
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1. |
Find the shortest distance between two lines l1 and l2 whose vector equations is given below. ( vec{r}=3 hat{i}-4 hat{j}+2 hat{k}+ (4 hat{i}+ hat{j}+ hat{k}) ) |
A. | n ( vec{r}=5 hat{i}+ hat{j}- hat{k}+ (2 hat{i}- hat{j}-3 hat{k}) ) |
B. | ( frac{11}{ sqrt{12}} ) |
C. | ( frac{23}{ sqrt{10}} ) |
D. | ( frac{18}{ sqrt{10}} ) |
E. | ( frac{10}{ sqrt{11}} ) |
Answer» D. ( frac{18}{ sqrt{10}} ) | |