This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part Ii) Chapter 17 Waves – Quiz 27 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 27 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The loudness of a sound is related to its A) Frequency. B) Amplitude. C) Wavelength. D) Speed. Show Answer Correct Answer: B) Amplitude. 2. What term describes sound waves bending around the edges of an opening? A) Reflection. B) Absorption. C) Transmitted waves. D) Sound Diffraction. Show Answer Correct Answer: D) Sound Diffraction. 3. The highest point on a wave is: A) The crest. B) The trough. C) The top. D) The coast. Show Answer Correct Answer: A) The crest. 4. Which of the following will increase the spacing of Young's double slit fringes A) A blue light is used instead of a red light. B) The screen is moved closer to the slits. C) The slits are moved closer together. D) Each slit is made wider. Show Answer Correct Answer: C) The slits are moved closer together. 5. What is the effect of increasing amplitude on a wave? A) The wave's energy increases, resulting in greater intensity. B) The wave's wavelength shortens, resulting in a higher tone. C) The wave's speed increases, causing it to travel faster. D) The wave's frequency decreases, leading to lower pitch. Show Answer Correct Answer: A) The wave's energy increases, resulting in greater intensity. 6. When you shake a rope up and down, you create a ..... wave. A) Transverse. B) Compressional. C) Seismic. D) None of the above. Show Answer Correct Answer: A) Transverse. 7. What are the points called where there is no movement in a standing wave? A) Troughs. B) Peaks. C) Nodes. D) Antinodes. Show Answer Correct Answer: C) Nodes. 8. Which property of waves determines the color of light? A) Amplitude. B) Wavelength. C) Speed. D) Frequency. Show Answer Correct Answer: B) Wavelength. 9. What is the speed of a wave with a frequency of 500 Hz and a wavelength of 2 meters? A) 1000 m/s. B) 250 m/s. C) 500 m/s. D) 2000 m/s. Show Answer Correct Answer: A) 1000 m/s. 10. The frequency of a wave is determined by: A) How high the peaks rise. B) How many full cycles per unit time. C) How low the troughs dip. D) How long the wavelength travels. Show Answer Correct Answer: B) How many full cycles per unit time. 11. The wave of energy we can see is ..... A) Visible light. B) Radio waves. C) Microwaves. D) X-rays. Show Answer Correct Answer: A) Visible light. 12. Which feature of sound is determined by amplitude? A) Pitch. B) Smoothness. C) Loudness. D) None of the above. Show Answer Correct Answer: C) Loudness. 13. It is a disturbance that travels through a medium or space. A) Vibration. B) Wave. C) Trough. D) Crest. Show Answer Correct Answer: B) Wave. 14. What is a mechanical wave? A) A wave that requires a medium through which to travel like gas, liquid or solid. B) A wave that does not need a medium to travel through like moving through the vacuum of space. C) All the above. D) None of the above. Show Answer Correct Answer: A) A wave that requires a medium through which to travel like gas, liquid or solid. 15. X-rays are used in hospitals mainly because they: A) Cause fluorescence in gases. B) Are absorbed strongly by soft tissue. C) Pass through soft tissue but not bone. D) Have very long wavelengthsAnswer:C. Show Answer Correct Answer: C) Pass through soft tissue but not bone. 16. Sound waves would travel fastest through: A) Lake Michigan. B) A steel bridge. C) The Air. D) A swimming pool. Show Answer Correct Answer: B) A steel bridge. 17. Extra distance travelled by one of waves compared with other is called A) Path. B) Displacement. C) Phase difference. D) Path difference. Show Answer Correct Answer: D) Path difference. 18. Frequency is always measured in ..... A) Kilometers. B) Hertz. C) Centimeters. D) None of the above. Show Answer Correct Answer: B) Hertz. 19. Which phenomenon explains the spreading of light from a doorway to illuminate a room? A) Reflection. B) Refraction. C) Diffraction. D) Absorption. Show Answer Correct Answer: C) Diffraction. 20. A louder sound has A) More energy. B) Less energy. C) The same energy. D) No energy. Show Answer Correct Answer: A) More energy. 21. Which wave characteristic is the same for all types of electromagnetic radiation traveling in a vacuum? A) Speed. B) Period. C) Frequency. D) Wavelength. Show Answer Correct Answer: A) Speed. 22. What is the primary factor that determines whether a wave will be transmitted, reflected, or refracted when it encounters a boundary between two media? A) Wavelength. B) Frequency. C) Amplitude. D) Velocity. Show Answer Correct Answer: A) Wavelength. 23. Which of the following affects the period of a pendulum? A) Mass. B) Length of the string. C) Tension of the string. D) Shape of the mass on the string. Show Answer Correct Answer: B) Length of the string. 24. Select the units for radiation risk. A) Newtons. B) Joules. C) Sieverts. D) Metres. Show Answer Correct Answer: C) Sieverts. 25. What determines the amplitude of a mechanical wave? A) Amount of energy. B) Speed of wave. C) Wavelength. D) Frequency. Show Answer Correct Answer: A) Amount of energy. ← PreviousNext →Related QuizzesClass 11 Physics (Part Ii) Chapter 17 Waves Quiz 1Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 2Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 3Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 4Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 5Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 6Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 7Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 8Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 9Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books