Q. A fountain pen works on the principle of (Solved)
1. Flow of liquids from higher to lower potential
2. Capillary action
3. Bernoulli's principle
4. Viscosity of liquids
- b. Capillary action
1. Flow of liquids from higher to lower potential
2. Capillary action
3. Bernoulli's principle
4. Viscosity of liquids