PHYS102 General Physics II Topics covered: • Waves • Thermodynamics • Electricity • Magnetism Currently this corresponds to chapters 16 to 30 of Fundamentals of Physics by Halliday, Resnick and Walker. Syllabus and teaching strategy Lectures: Sunday: 9.00 – 9.50 (6/125) 07-09 Tuesday: 9.00 – 9.50 (6/125) 07-09 Thursday: 9.00 – 9.50 (6/125) 07-09 Recitation: Wednesday: 7.00 – 7.50 (6/106) 07 9.00 – 9.50 (6/103) 08 10.00 – 10.50 (6/106) 09 Office Hours: Sunday-Thursday: 11.00-12.00 Lecturer: Golibjon Berdiyorov Room 148, Building 6 Phone: 860-3869/2283 e-mail: golib@kfupm.edu.sa 2 Grading Policy Chapter 16 Waves Waves and particles Types of Waves Transverse and longitudinal waves Motion of particles and wave Transverse and longitudinal waves Motion of particles and wave Neither transverse or longitudinal waves Transverse and longitudinal waves Motion of particles and wave Wavelength and frequency Sinusoidal wave Wavelength and frequency Sinusoidal wave Wavelength and frequency Sinusoidal wave Wavelength and frequency Sinusoidal wave Wavelength and frequency Sinusoidal wave Wavelength and frequency Sinusoidal wave Wavelength and frequency Two ways to put the wave on paper Wavelength and frequency Two ways to put the wave on paper Wavelength and frequency Wavelength and period Wavelength and frequency Mathematical representation of a wave Wavelength and frequency Mathematical representation of a wave Wavelength and frequency Mathematical representation of a wave Wavelength and frequency Mathematical representation of a wave Wavelength and frequency Mathematical representation of a wave Wavelength and frequency Mathematical representation of a wave Wavelength and frequency Mathematical representation of a wave Wavelength and frequency Mathematical representation of a wave Wavelength and frequency Mathematical representation of a wave Wavelength and frequency Changing the position by one wavelength Wavelength and frequency Changing time by one period Wavelength and frequency Angular wave number and angular frequency displacement Wavelength and frequency Angular wave number distance displacement Wavelength and frequency Angular frequency time Phase constant Wavelength and frequency Checkpoint Wavelength and frequency Checkpoint Wavelength and frequency Checkpoint Wavelength and frequency Checkpoint 16.2.1. According to the text, waves are of three main types. Which of the following choices correctly lists these three main types? a) mechanical, sound, and light waves b) mechanical, electromagnetic, and matter waves c) transverse, sound, and matter waves d) longitudinal, electromagnetic, and sound waves e) simple harmonic, light, and matter waves 16.2.1. According to the text, waves are of three main types. Which of the following choices correctly lists these three main types? a) mechanical, sound, and light waves b) mechanical, electromagnetic, and matter waves c) transverse, sound, and matter waves d) longitudinal, electromagnetic, and sound waves e) simple harmonic, light, and matter waves 16.2.2. What type of waves are composed of electrons, protons, and other fundamental particles? a) electromagnetic b) longitudinal c) nuclear resonant d) matter e) nanotrophic 16.2.2. What type of waves are composed of electrons, protons, and other fundamental particles? a) electromagnetic b) longitudinal c) nuclear resonant d) matter e) nanotrophic 16.3.1. Which one of the following types of waves is purely longitudinal? a) light traveling through vacuum b) waves on a plucked guitar string c) radio waves traveling through air d) sound waves emitted from a speaker e) surface waves on the surface of a shallow pond 16.3.1. Which one of the following types of waves is purely longitudinal? a) light traveling through vacuum b) waves on a plucked guitar string c) radio waves traveling through air d) sound waves emitted from a speaker e) surface waves on the surface of a shallow pond 16.3.2. Which one of the following statements concerning transverse waves is true? a) The direction of the disturbance is parallel to the direction of travel. b) The direction of the disturbance is perpendicular to the direction of travel. c) A sound wave is an example of a transverse wave. d) Transverse waves are not periodic waves. e) Transverse waves always travel at the speed of light. 16.3.2. Which one of the following statements concerning transverse waves is true? a) The direction of the disturbance is parallel to the direction of travel. b) The direction of the disturbance is perpendicular to the direction of travel. c) A sound wave is an example of a transverse wave. d) Transverse waves are not periodic waves. e) Transverse waves always travel at the speed of light. 16.3.3. A sound wave is an example of what type of wave? a) longitudinal wave b) electromagnetic wave c) matter wave d) transverse wave e) seismic wave 16.3.3. A sound wave is an example of what type of wave? a) longitudinal wave b) electromagnetic wave c) matter wave d) transverse wave e) seismic wave 16.4.1. Which one of the following expressions determines the angular wave number? a) k n b) k c) k 2 2 d) k n e) k n 16.4.1. Which one of the following expressions determines the angular wave number? a) k n b) k c) k 2 2 d) k n e) k n 16.4.2. The graph shows the vertical displacement as a function of time at one location in a medium through which a wave is traveling. What is the amplitude of the wave? a) 1 m b) 2 m c) 4 m d) 6 m e) 8 m 16.4.2. The graph shows the vertical displacement as a function of time at one location in a medium through which a wave is traveling. What is the amplitude of the wave? a) 1 m b) 2 m c) 4 m d) 6 m e) 8 m 16.4.3. The graph shows the vertical displacement as a function of time at one location in a medium through which a wave is traveling. What is the period of the wave? a) 0.5 s b) 1.0 s c) 1.5 s d) 2.0 s e) 4.0 s 16.4.3. The graph shows the vertical displacement as a function of time at one location in a medium through which a wave is traveling. What is the period of the wave? a) 0.5 s b) 1.0 s c) 1.5 s d) 2.0 s e) 4.0 s