This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part Ii) Chapter 17 Waves – Quiz 39 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 39 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Wavelength and frequency have what relationship? A) Direct-when one increases, so does the other. B) Inverse-when one increases, the other decreases. C) Unrelated-sometimes they both change in the same way, and sometimes they don't. D) Exponentially squared relationship. Show Answer Correct Answer: B) Inverse-when one increases, the other decreases. 2. W ave that has a frequency of 2 Hz has a period of ..... A) 2 seconds. B) 0.5 seconds. C) More info please. D) None of the above. Show Answer Correct Answer: B) 0.5 seconds. 3. What unit is used to describe frequency of waves? A) Decibel. B) Meters. C) Hertz. D) Newtons. Show Answer Correct Answer: C) Hertz. 4. What type of wave MUST have matter to travel through? A) X-Ray. B) Electromagnetic. C) Mechanical. D) Radient. Show Answer Correct Answer: C) Mechanical. 5. En una onda transversal, la onda viaja ..... al medio. A) Paralelo. B) Perpendicular. C) Junto. D) Inclinado. Show Answer Correct Answer: B) Perpendicular. 6. Which property of waves determines the pitch of a sound? A) Frequency. B) Wavelength. C) Velocity. D) Amplitude. Show Answer Correct Answer: A) Frequency. 7. The product of the frequency of a wave and its period is always equal to A) $\pi$. B) 1. C) 2 $\pi$. D) 3 $\pi$. Show Answer Correct Answer: B) 1. 8. A standing wave appears to be staying in one place. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 9. The crest of a wave is: A) The highest point of the wave. B) The lowest point of the wave. C) The distance between two successive crests. D) The time of one wavelength. Show Answer Correct Answer: A) The highest point of the wave. 10. It is the number of complete wave cycles that pass a point in one second. A) Pitch. B) Frequency. C) Intensity. D) Loudness. Show Answer Correct Answer: B) Frequency. 11. What type of frequency does sonar use? A) High frequency. B) Low frequency. C) Medium frequency. D) Any frequency. Show Answer Correct Answer: A) High frequency. 12. What does frequency measure in the context of waves? A) The speed of the wave. B) The height of the wave. C) The distance between waves. D) The number of waves that pass a point in one second. Show Answer Correct Answer: D) The number of waves that pass a point in one second. 13. In the equation f$_{n}$ = nf$_{1, }$n is A) The number of nodes. B) The harmonic number. C) The number of wavelengths. D) The frequency of the wave. Show Answer Correct Answer: B) The harmonic number. 14. What are the properties of the image of a plane mirror? A) Real, Enlarged. B) Virtual, Enlarged. C) Real, Same Size. D) Virtual Same Size. Show Answer Correct Answer: D) Virtual Same Size. 15. What are seismic waves? A) The waves that travel through space. B) The waves that are released during an earthquake. C) The waves created by the ocean. D) The waves that occur during a volcano. Show Answer Correct Answer: B) The waves that are released during an earthquake. 16. 1) A monochromatic laser shines at 422 nm. What is the frequency of the wave? A) 7.11 x 10$^{14}$ Hz. B) 711000 Hz. C) 0.813 Hz. D) 1.45 x 10$^{-4}$ Hz. Show Answer Correct Answer: A) 7.11 x 10$^{14}$ Hz. 17. A wave that can travel through matter and empty space is a: A) Electromagnetic wave. B) Longitudinal wavy. C) Transverse wave. D) None of the above. Show Answer Correct Answer: A) Electromagnetic wave. 18. Which of the following is the term for the time taken for one complete cycle of a wave? A) Frequency. B) Period. C) Amplitude. D) Wavelength. Show Answer Correct Answer: B) Period. 19. What is the change in frequency of a wave as its source moves in relation to an observer called? A) Frequency Shift. B) Wave Shift. C) Doppler Effect. D) Pitch Change. Show Answer Correct Answer: D) Pitch Change. 20. The amplitude is the ..... A) Distance from trough to trough. B) Length of wave. C) Distance from midpoint to crest or from midpoint to trough. D) Measured in seconds. Show Answer Correct Answer: C) Distance from midpoint to crest or from midpoint to trough. 21. The number of waves per second is called ..... A) Amplitude. B) Frequency. C) Wavelength. D) Oscillation. Show Answer Correct Answer: B) Frequency. 22. Two sound waves have frequencies of 250Hz and 300Hz. The speed of sound is 340ms$^{-1}$. What is the difference between the wavelengths of the two waves? A) 0.23 m. B) 1.1 m. C) 1.6 m. D) 6.8. Show Answer Correct Answer: A) 0.23 m. 23. What type of waves can only travel through matter? A) Kinetical. B) Mechanical. C) Material. D) Potential. Show Answer Correct Answer: B) Mechanical. 24. In which material does sound travel fastest? A) Solid. B) Liquid. C) Gases. D) None of the above. Show Answer Correct Answer: A) Solid. 25. What do you call it when waves pass through a given point or medium. A) Transmission. B) Refraction. C) Reflection. D) Absorption. Show Answer Correct Answer: A) Transmission. ← 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