MCQ
If a calculated value $2.7465 \,g$ contains only three significant figures, the two insignificant digits in it are ............
- A$2$ and $7$
- B$7$ and $4$
- ✓$6$ and $5$
- D$4$ and $6$
$2.7465 \,g \Rightarrow$ Last two digits are most insignificant
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where $\sigma$ is the Stefan's constant.