Q. The oil in the wick of an oil lamp rises up due to:

  • (A) low viscosity of oil
  • (B) capillary action
  • (C) gravitational force
  • (D) pressure difference
✅ Correct Answer: (B) capillary action

Published by Ram Sharma ⭐ 193.88K Points at 31-Mar-2022 05:36 pm in Physics

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