1.

If three vectors along coordinate axes represent the adjacent sides of a cube of length b, then the unit vector along its diagonal passing through the origin will be

A. \[\frac{\hat{i}\,+\,\hat{j}\,+\,\hat{k}}{\sqrt{2}}\]
B. \[\frac{\hat{i}\,+\,\hat{j}\,+\,\hat{k}}{\sqrt{3b}}\]
C. \[\hat{i}\,+\,\hat{j}\,+\,\hat{k}\]
D. \[\frac{\hat{i}\,+\,\hat{j}\,+\,\hat{k}}{\sqrt{3}}\]
Answer» E.


Discussion

No Comment Found

Related MCQs