engineering recuitment PPSC JE Civil Mock Test 2022 Fluid Mechanics Properties of Fluids Surface Tension
If the pressure difference between the inside and outside of a soap bubble of 3 mm diameter is 16 N/m2, then surface tension will be
1
0.12 N/m
2
1.2 × 10-3 N/m
3
1.2 N/m
4
6.0 × 10-3 N/m