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Physics (AS & A Level) · May / June 2026 · Paper 13 · Question 13

9702Density and pressure

Four different objects are in equilibrium in identical beakers of water as shown. Two of the objects have volume V and the other two objects have volume 2V. Which object is acted upon by the greatest upthrust?

  1. Aobject of volume V fully submerged near the bottom of the beaker
  2. Bobject of volume 2V fully submerged near the bottom of the beaker
  3. Cobject of volume V floating at the surface of the beaker
  4. Dobject of volume 2V floating at the surface of the beaker

As printed in the paper

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Correct answer: B. object of volume 2V fully submerged near the bottom of the beaker

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