Physics · 2024

CSS 2024 Physics Paper I

4 questions from this paper.

  1. Q1
    Apply Bernoulli's principle to derive the relationship between fluid speed and pressure. How does viscosity influence the ideal flow in a horizontal pipe of varying diameter?
    Practice material Bernoulli's Principle 20 marks
  2. Q2
    Derive the Lorentz transformation equations. Use these equations to explain length contraction and the relativity of simultaneity.
    Practice material Special Theory of Relativity 20 marks
  3. Q3
    State the Second Law of Thermodynamics. Show that the entropy of an isolated system always increases during an irreversible process.
    Practice material Thermodynamics 20 marks
  4. Q4
    Explain the phenomenon of interference in thin films. Derive the conditions for constructive and destructive interference for light reflected from a thin transparent film.
    Practice material Wave Optics 20 marks

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