MCQOPTIONS
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MCQOPTIONS
| 1. |
Obtain the directions of vector \[(\vec{A}\,-\vec{B}),\] if \[\vec{A}=2\hat{i}+3\hat{j}=\,\hat{k},\vec{B}\,=2\hat{i}+2\hat{j}+3\hat{k}\] |
| A. | \[0,\,\frac{1}{\sqrt{5}}\,,\,\frac{-2}{\sqrt{5}}\] |
| B. | \[0,\,\frac{1}{\sqrt{5}}\,,\,\frac{1}{\sqrt{5}}\] |
| C. | 0, 0, \[\frac{1}{\sqrt{5}}\] |
| D. | None of these |
| Answer» B. \[0,\,\frac{1}{\sqrt{5}}\,,\,\frac{1}{\sqrt{5}}\] | |