Q. Oil raise up the wick in a lamp. The principle involves
✅ Correct Answer: (C)
capillary action phenomenon
Explanation: The raise of oil up the wick in a lamp is an example of capillary action where adhesive forces are greater than cohesive forces.
Explanation by: Chandani
The raise of oil up the wick in a lamp is an example of capillary action where adhesive forces are greater than cohesive forces.