AIIMS 2005 physics questions with solutions

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• MCQmediumFluid MechanicsPascal's Law, Buoyant Force and Archimedes' Principle

  A candle of diameter d floats in a liquid in a cylindrical container of diameter D (D ≫ d), as shown in the figure. Initially, the length above the liquid and the length submerged are each L. If the candle burns at 2 cm/hour, how does the top of the candle move? [Image]

  Options

  • Option A

    Remains at the same height

  • Option B

    Falls at the rate of 1 cm/hour

  • Option C

    Falls at the rate of 2 cm/hour

  • Option D

    Goes up at the rate of 1 cm/hour

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