MCQOPTIONS
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MCQOPTIONS
| 1. |
A force \[(\vec{F})=3\hat{i}+c\hat{j}+2\hat{k}\] acting on a particle causes a displacement: \[(\vec{s})\,=-4\hat{i}+2\hat{j}+3\hat{k}\] in its own direction. If the work done is \[6\,J,\] then the value of \['c'\]is [CBSE PMT 2002] |
| A. | 0 |
| B. | 1 |
| C. | 6 |
| D. | 12 |
| Answer» D. 12 | |