MCQOPTIONS
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| 1. |
If \[\overrightarrow{P}.\overrightarrow{Q}=PQ,\]then angle between \[\overrightarrow{P}\]and \[\overrightarrow{Q}\] is [AIIMS 1999] |
| A. | 0° |
| B. | 30° |
| C. | 45° |
| D. | 60° |
| Answer» B. 30° | |