A block of density 250 kg/m^3 floats in a liquid of density 1000 kg/m^3. The fraction of its volume below the surface is:

  1. 0.25
  2. 0.125
  3. 4
  4. 0.75
Answer

A) 0.25

Floating: weight = upthrust Rightarrow rhob V = rhof Vsub Rightarrow VsubV = 2501000 = 0.25. SLO P-11-B-33 · Application

Physics MCQ · More Fluid Statics and Dynamics MCQs · Practise