NCERT/Class 11/Physics/Mechanical Properties of Fluids

Mechanical Properties of Fluids

Class 11 · Physics

35 questions14 easy11 medium10 hard

Sample Questions

Q1.Pascal's law states that pressure applied to an enclosed fluid is:

  • ATransmitted only upward
  • BTransmitted only downward
  • CTransmitted equally in all directions
  • DReduced with depth

Q2.The gauge pressure at a depth h in a liquid of density ρ is:

  • Aρg/h
  • Bρgh
  • Cρ/gh
  • Dgh/ρ

Q3.The SI unit of pressure is:

  • ANewton
  • BPascal
  • CJoule
  • DWatt

Q4.The terminal velocity of a raindrop of radius 2r compared to a raindrop of radius r (through the same air) is:

  • ASame
  • B2 times
  • C4 times
  • D8 times

Q5.A liquid drop of radius R breaks into n smaller drops of radius r. The increase in surface energy is:

  • A4πT(nR² - r²)
  • B4πT(nr² - R²)
  • C4πT(nR² + r²)
  • D4πT(nr² + R²)

Q6.This is a sample question to preview what you'll get in the full practice test...

  • A. Option one
  • B. Option two
  • C. Option three
  • D. Option four
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Concepts Covered

Archimedes' PrincipleBernoulli's PrincipleCapillary RiseEquation of ContinuityPascal's LawPressure in FluidsStokes' LawStreamline and Turbulent FlowSurface TensionTerminal VelocityTorricelli's TheoremViscosity

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