This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part Ii) Chapter 17 Waves – Quiz 69 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 69 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is a valid conclusion of the pendulum lab? A) The greater the amplitude, the shorter the period of oscillation. B) The shorter the string length, the shorter the period of the oscillation. C) The more massive the plum bob, the shorter the period of oscillation. D) The greater the amplitude, the smaller the potential energy of the pendulum. Show Answer Correct Answer: B) The shorter the string length, the shorter the period of the oscillation. 2. I)A device to produce water waves and to study their characteristics is known as A) Screw gauge. B) Ripple tank. C) Measuring cylinder. D) Wave container. Show Answer Correct Answer: B) Ripple tank. 3. Fluids only transmit ..... waves. A) Longitudinal. B) Transverse. C) Periodic. D) Rotational. Show Answer Correct Answer: A) Longitudinal. 4. What does the term "frequency" of a wave refer to? A) The height of a wave from its midpoint to its peak or trough. B) The distance between one point on a wave and the same point on the next cycle of the wave. C) The number of waves that pass a given point in one second. D) The speed at which a wave travels. Show Answer Correct Answer: C) The number of waves that pass a given point in one second. 5. The range of human hearing is between ..... A) 20k-200k Hz. B) 10-10k Hz. C) 20-20k Hz. D) 30-30k Hz. Show Answer Correct Answer: C) 20-20k Hz. 6. Which of the following statements is true? A. Lydia's image is upright. B. Lydia's image is inverted. C. Lydia's image is the same size as the student. D. Lydia's image is magnified. E. Lydia's image is smaller than the student. A) Lydia's image is upright. B) Lydia's image is inverted. C) Lydia's image is magnified. D) Lydia's image is smaller . Show Answer Correct Answer: A) Lydia's image is upright. 7. As you increase the amplitude of a wave, you also increase the A) Frequency. B) Wavelength. C) Speed. D) Energy. Show Answer Correct Answer: D) Energy. 8. A surface wave is a wave that has characteristics of ..... A) A transverse wave. B) Both transverse and longitudinal waves. C) A longitudinal wave. D) Neither transverse nor longitudinal waves. Show Answer Correct Answer: B) Both transverse and longitudinal waves. 9. Light travels fastest through A) The vacuum of space. B) Water. C) Air. D) Glass. Show Answer Correct Answer: A) The vacuum of space. 10. If the frequency of a sound wave is decreased, what change would happen to the sound? A) The sound would increase in loudness. B) The sound would decrease in loudness. C) The sound would have a higher pitch. D) The sound would have a lower pitch. Show Answer Correct Answer: D) The sound would have a lower pitch. 11. The frequency of a wave increases when the speed remains the same. What happens to the distance between two consecutive crests? A) It increases. B) It decreases. C) Stays unchaged. D) It increases first and then decreases. E) It decreases first and then increases. Show Answer Correct Answer: B) It decreases. 12. What do we call the part of a compressional wave that is when the waves are squeezed together? A) Compression. B) Rarefaction. C) Crest. D) Trough. Show Answer Correct Answer: A) Compression. 13. How is the amplitude of a wave defined? A) Maximum displacement from the equilibrium position. B) Speed of the wave. C) Frequency of the wave. D) Minimum displacement from the equilibrium position. Show Answer Correct Answer: A) Maximum displacement from the equilibrium position. 14. The energy of visible light is transported by electromagnetic waves, which are ..... waves. A) Transverse. B) Compressional. C) Longitudinal. D) Mechanical. Show Answer Correct Answer: A) Transverse. 15. Periodic wave A) In any periodic motion, the amount of time required for an object to repeat one complete cycle of motion. B) Any motion that repeats in a regular cycle. C) A wave whose disturbances occurs at a constant rate. D) None of the above. Show Answer Correct Answer: C) A wave whose disturbances occurs at a constant rate. 16. For soundwaves, the amplitude represents the A) Loudness. B) Pitch. C) Speed. D) Quality. Show Answer Correct Answer: A) Loudness. 17. Evaluate the claim: "Waves travel faster in a vacuum than in air." Which mathematical evidence supports or refutes this claim, considering frequency, wavelength, and speed? A) An increase in frequency leads to higher speed. B) Wavelength is not related to speed. C) Frequency and wavelength both affect speed. D) The claim is not testable mathematically. Show Answer Correct Answer: D) The claim is not testable mathematically. 18. In the Electromagnetic Spectrum, which color of light has the longest wavelength? A) Red. B) Green. C) Blue. D) Violet. Show Answer Correct Answer: A) Red. 19. What is the term for the lowest point of a wave? A) Crest. B) Trough. C) Amplitude. D) Wavelength. Show Answer Correct Answer: B) Trough. 20. What is meant by the term wave front? A) The distance between successive peaks of a wave. B) The distance between the trough and the peak of a wave. C) A line joining points along the peak of a wave. D) A line joining the trough and the peak of a wave. Show Answer Correct Answer: C) A line joining points along the peak of a wave. 21. A dolphin sends out a call to another dolphin at a frequency of 130 Hz. The speed of sound in water is 1400 m/s. What is the wavelength of the wave? A) 11 m. B) 0.1 m. C) 182 m. D) 101 m. Show Answer Correct Answer: A) 11 m. 22. When Blue and Green light are shone in one place, the resulting colour is ..... A) White. B) Cyan. C) Turquoise. D) Yellow. Show Answer Correct Answer: B) Cyan. 23. What type of wave can travel without a medium? It can travel through a vacuum or empty space. A) Mechanical. B) Electromagnetic. C) Longitudinal. D) Seismic. Show Answer Correct Answer: B) Electromagnetic. 24. The rest position of a mass on a spring is called its A) Displacement. B) Equilibrium position. C) Cycle. D) Frequency. Show Answer Correct Answer: B) Equilibrium position. 25. Transverse waves vibrate parallel to the medium through which they travel. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. ← 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