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

  • (A) Pressure difference
  • (B) Capillary action
  • (C) Gravitational force
  • (D) Low viscosity of oil
✅ Correct Answer: (B) Capillary action

Published by Ram Sharma ⭐ 193.88K Points at 29-Mar-2022 06:11 pm in Physics

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