This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part Ii) Chapter 17 Waves – Quiz 60 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 60 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Open pipes start at an antinode and end at A) A node. B) An antinode. C) All the above. D) None of the above. Show Answer Correct Answer: B) An antinode. 2. As the period of a wave in a uniform medium increases, its frequency will ..... A) Increase. B) Decrease. C) Remain the same. D) Unable to determine without wavelength. Show Answer Correct Answer: B) Decrease. 3. Velocity= ..... Wavelength= .5mFrequency= 150 hertz A) .75 m/s. B) 75 m/s. C) 300 m/s. D) None of the above. Show Answer Correct Answer: B) 75 m/s. 4. What is Stefan-Boltzmann law? A) The Stefan-Boltzmann law is used to calculate the speed of light. B) The Stefan-Boltzmann law relates the total energy radiated by a black body to its temperature. C) The Stefan-Boltzmann law is a theory in quantum mechanics. D) The Stefan-Boltzmann law is related to Newton's laws of motion. Show Answer Correct Answer: B) The Stefan-Boltzmann law relates the total energy radiated by a black body to its temperature. 5. When a light wave enters a new medium and is refracted, there must be a change in the light A) Color. B) Frequency. C) Period. D) Speed. Show Answer Correct Answer: D) Speed. 6. Which of the following properties of a wave is measured in meters (m)? A) Amplitude. B) Wavelength. C) Frequency. D) Speed. Show Answer Correct Answer: B) Wavelength. 7. A wave with a large amplitude has a lot of A) Vibrations. B) Speed. C) Energy. D) Noise. Show Answer Correct Answer: C) Energy. 8. If a vibrating string with $L=2m$ $680ms^{-1}$ A) $170Hz$. B) $1360Hz$. C) $5.88mHz$. D) $340Hz$. Show Answer Correct Answer: A) $170Hz$. 9. Sound waves are produced when something is caused to A) Reflect. B) Vibrate. C) Slow down. D) Get warmer. Show Answer Correct Answer: B) Vibrate. 10. What is the unit of measurement for wave speed? A) Metre (m). B) Metre/second (m/s). C) Second (s). D) Hertz (Hz). Show Answer Correct Answer: B) Metre/second (m/s). 11. What is wave transmission? A) The movement of water in the ocean. B) Passage of a wave through a medium or across a boundary between two different media. C) The act of throwing a ball. D) The process of sending a text message. Show Answer Correct Answer: B) Passage of a wave through a medium or across a boundary between two different media. 12. Antinodes A) States that the force acting on a spring is directly proportional to the amount that the spring is stretched. B) The point with the largest displacement when two wave pulses meet. C) The high point of a wave. D) The stationary point where two equal wave pulses meet and are in the same location, having a displacement of zero. Show Answer Correct Answer: B) The point with the largest displacement when two wave pulses meet. 13. A wave completes one cycle in 30.0 s. What is the period of the wave? A) 30.0 s. B) 0.033 s. C) 30.0 Hz. D) 0.033 Hz. Show Answer Correct Answer: A) 30.0 s. 14. Which is a transverse wave? A) P wave. B) S wave. C) Ultrasound. D) Infrasound. Show Answer Correct Answer: B) S wave. 15. Wave 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. 16. The correct order of the EM spectrum is ..... A) R M IR UV V X G. B) G X UV V M R. C) R M IR V UV G. D) R M IR V UV X G. Show Answer Correct Answer: D) R M IR V UV X G. 17. How do microphones typically detect sound? A) By detecting pressure changes. B) By capturing light waves. C) By sensing temperature changes. D) By electrical resistance changes. Show Answer Correct Answer: A) By detecting pressure changes. 18. Rank the order of sound's most EFFECTIVE media to travel through from best to worst. A) Liquid, Solid, Gas. B) Solid, Liquid, Gas. C) Gas, Liquid, Solid. D) Gas, Solid, Liquid. Show Answer Correct Answer: B) Solid, Liquid, Gas. 19. Complete the sentence:The amplitude of a wave is A) The time it takes for one complete oscillation of the wave. B) The number of waves per second. C) The maximum displacement from the rest position. D) The distance between two successive points on a wave. Show Answer Correct Answer: C) The maximum displacement from the rest position. 20. When two or more waves combine to form a single wave, it is called ..... A) Wavelength. B) Interference. C) Standing wave. D) Frequency. Show Answer Correct Answer: B) Interference. 21. Longitudinal waves move: A) At a right angle compared to the direction the wave is traveling. B) In a circle compared to the direction the wave is traveling. C) Matter. D) In the same direction as the wave is traveling. Show Answer Correct Answer: D) In the same direction as the wave is traveling. 22. Which of the following has no effect on the spacing of Young's double slit fringes A) Changing the wavelength. B) Changing the frequency. C) Moving the screen further away. D) Changing the size of each slit. Show Answer Correct Answer: D) Changing the size of each slit. 23. The type of wave in which the medium moves parallel to the wave motion is A) Transverse. B) Longitudinal. C) Light. D) Electromagnetic. Show Answer Correct Answer: B) Longitudinal. 24. Which of the following statements is true about longitudinal waves? A) They always have the same frequencies. B) They always have the same velocities. C) They always have the same wavelengths. D) They always travel through a dense medium. E) The particles vibrate along the same direction as the wave motion. Show Answer Correct Answer: E) The particles vibrate along the same direction as the wave motion. 25. A harmonic motion 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. ← 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