Oil rises in a wick of oil lamp on account of a property of matter is called?
Correct answer: C. Capillary action
- A. Angle of projection
- B. Determines
- C. Capillary action
- D. Refraction of light
Explanation
Capillary action draws the oil through the narrow spaces in the lamp wick, allowing it to reach the flame. It results from adhesive and cohesive forces in small tubes or pores.
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