MCQ
Select wrong statement about pressure ..........
- APressure is a scalar quantity
- BPressure is always compressive in nature
- CPressure at a point is same in all directions
- ✓None of these
Pressure is scalar as it is not added vectorially. Pressure is compressive in nature, it is same in all the directions at a point.
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$\mathrm{r}=(0.35 \pm 0.05) \mathrm{cm}$
$\mathrm{R}=(100 \pm 10) \mathrm{ohm}$
$l=(15 \pm 0.2) \mathrm{cm}$
The percentage error in resistivity of the material of the wire is :

