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Physics (AS & A Level) · Oct / Nov 2025 · Paper 13 · Question 16

9702Density and pressure

The formula for the upthrust on a block of wood partially submerged in water is shown. F = ρgV What do the symbols ρ and V represent?

  1. Adensity of water | volume of whole block
  2. Bdensity of water | volume of block below surface of water
  3. Cdensity of wood | volume of whole block
  4. Ddensity of wood | volume of block below surface of water

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Correct answer: B. density of water | volume of block below surface of water

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