Q. Oil raise up the wick in a lamp. The principle involves

  • (A) The liquid state of oil
  • (B) The diffusion of oil through the wick
  • (C) Volatility of oil
  • (D) Capillary action phenomenon
✅ Correct Answer: (D) Capillary action phenomenon

Published by Ram Sharma ⭐ 193.88K Points at 27-Dec-2021 04:43 pm in Physics

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