MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
| 1. |
What is the unit vector perpendicular to the following vectors \[2\hat{i}+2\hat{j}-\hat{k}\] and \[6\hat{i}-3\hat{j}+2\hat{k}\] |
| A. | \[\frac{\hat{i}+10\hat{j}-18\hat{k}}{5\sqrt{17}}\] |
| B. | \[\frac{\hat{i}-10\hat{j}+18\hat{k}}{5\sqrt{17}}\] |
| C. | \[\frac{\hat{i}-10\hat{j}-18\hat{k}}{5\sqrt{17}}\] |
| D. | \[\frac{\hat{i}+10\hat{j}+18\hat{k}}{5\sqrt{17}}\] |
| Answer» D. \[\frac{\hat{i}+10\hat{j}+18\hat{k}}{5\sqrt{17}}\] | |