MCQOPTIONS
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| 1. |
\[\overrightarrow{a}=3\,\hat{i}-5\hat{j}\] and \[\overrightarrow{b}=6\,\hat{i}+3\,\hat{j}\] are two vectors and \[\overrightarrow{c}\] is a vector such that \[\overrightarrow{c}=\overrightarrow{a}\times \overrightarrow{b}\] then \[|\overrightarrow{a}|:|\overrightarrow{b}|:|\overrightarrow{c}|\] |
| A. | \[\sqrt{34}:\sqrt{45}:\sqrt{39}\] |
| B. | \[\sqrt{34}:\sqrt{45}:39\] |
| C. | \[34\text{ }:\text{ }39\text{ }:\text{ }45\] |
| D. | \[39\text{ }:\text{ }35\text{ }:\text{ }34\] |
| Answer» C. \[34\text{ }:\text{ }39\text{ }:\text{ }45\] | |