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Waves, Optics and Thermodynamics

Semester 1

This is a calculus-based physics course covering the basic laws and phenomena in waves, optics, and thermodynamics.

Syllabus: 

1. Waves on a String: Transverse and longitudinal waves; The wave equation; Phase velocity; The sine wave; Power transmission; Superposition principle; Interference; Standing waves and Resonance.
2. Sound Waves: Wave speed (without derivation); Displacement and pressure waves; Beats; Doppler effect for sound waves.
3. Optics: Huygens’s Principle (e.g., in Refraction); The electromagnetic wave.
4. Coherence: Young's experiment; Intensity in double slit interference; Thin film interference (including wedge films and Newton's rings).
5. The Phasor Method: Single slit diffraction; The diffraction grating.
6. Heat and Thermodynamics: Temperature; Heat and the First Law: Measuring temperature; Constant volume gas thermometer; Ideal gas temperature; Measurement of thermodynamic temperature; Absorption of heat by solids and liquids; Molar specific heat; Heat and Work; Calculation of work done by an ideal gas at constant temperature; Differential form of First Law of Thermodynamics and application to selected cases.
7. Kinetic Theory of Gases: RMS speed, pressure, translational kinetic energy and pressure; Adiabatic equation of an ideal gas.
8. Entropy and the Second Law: Entropy and the second law of Thermodynamics; Heat engines and refrigerators.

Undergrad/Postgrad: 
Undergraduate
Evaluation: 
  • Final Written Examination (2 hours)      60%
  • Course Work:        40%
    • Laboratory Work     10%
    • In-course Tests     15%
    • Tutorial Tests      15%
Learning Objectives: 

After completing this course, students should be able to:

  • Describe wave motion, including differentiating between transverse vs longitudinal waves, and standing vs progressive waves.
  • Derive and solve the equation for a propagating wave and a standing wave.
  • Describe the energy transported by a wave and the resonance condition,
  • Explain Huygen's Principle and perform calculations involving the Doppler effect.
  • Perform calculations related to the concept of superposition, including interference & diffraction.
  • Apply concepts of temperature and heat as energy to solve problems concerning the transfer of heat and effects of heat on systems.
  • Apply 1st and 2nd laws of Thermodynamics to systems to solve problems involving work, heat, and thermodynamic cycles.
  • Perform and interpret the results of simple experiments and demonstrations of physical principles.
CAPE/A-Level Physics or PHYS0411 and PHYS0412 and PHYS 0421 and PHYS 0422 or CSEC Physics with CAPE/A-Level Math

Required Textbook:

Halliday, Resnick, and Walker; “Fundamentals of Physics Extended”; 8th Edition, 2007. ISBN 978-0-471-75801-3

Alternative text

Paul A. Tipler and  Gene Mosca,Physics for Scientists and Engineers. 6th Edition, 2007. ISBN-10: 0716789647.
 

Internet Sources:

  1. Online lectures: http://academicearth.org/courses/fundamentals-of-physics
  2. Online tutorials: http://www.dmoz.org/Science/Physics/Education/Tutorials/
Course Code: 
PHYS1412
Credits: 
3 Credits
Level: 
Level 1
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