McqMate
| Q. |
What is the magnitude of a unit vector? |
| A. | it has no magnitude |
| B. | zero |
| C. | constant but not zero |
| D. | unity |
| Answer» D. unity | |
| Explanation: the magnitude of a unit vector is unity. it just gives the direction of a vector. a unit vector has no units or dimensions. | |
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