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Forces in action

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Question 5

An industrial hydrometer prototype uses a uniform block of treated wood floating in a tank of concentrated brine.

The density of the wood is 650 kg m-3 and the density of the brine is 1250 kg m-3.

What percentage of the volume of the wooden block is above the surface of the brine?

A

353535

B

484848

C

525252

D

656565

Markscheme

Forces in action Questions

  1. A Level
  2. /Physics
  3. /Forces in action

10 exam-style questions on OCR A A Level Physics Forces in action, covering Dynamics, Motion with non-uniform acceleration, Equilibrium, and Density and pressure. Each one has a worked solution and a mark scheme showing where the marks go.

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