This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part Ii) Chapter 17 Waves – Quiz 35 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 35 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What should be used to measure the distance between two peaks when investigating the frequency of a sound wave? A) Time base. B) Protractor. C) Ruler. D) Compass. Show Answer Correct Answer: A) Time base. 2. Which of the following best describes the wavelength of a wave? A) The distance between two consecutive crests or troughs. B) The height from the rest position to the crest. C) The time it takes for one full vibration of a particle. D) The speed of the wave through a mediumTagsDOK Level 1:Recall. Show Answer Correct Answer: A) The distance between two consecutive crests or troughs. 3. The period of a wave is 0.1 s. What is the frequency of this wave? A) 0.1 Hz. B) 1 Hz. C) 10 Hz. D) 100 Hz. Show Answer Correct Answer: B) 1 Hz. 4. What is the term for the number of waves that pass a point in one second? A) Amplitude. B) Frequency. C) Wavelength. D) Speed. Show Answer Correct Answer: B) Frequency. 5. When analyzing wave data in different media, if the frequency increases while the wavelength remains constant, what is likely to happen to the wave speed? A) It decreases. B) It stays the same. C) It increases. D) It depends on other factors. Show Answer Correct Answer: C) It increases. 6. As a longitudinal wave moves forward, the particles move: A) Perpendicular to the wave's motion. B) Parallel to the wave's motion. C) Stand in one place. D) Move completely down the spring. Show Answer Correct Answer: B) Parallel to the wave's motion. 7. Hertz is the measure of a wave's ..... A) Amplitude. B) Wavelength. C) Pitch. D) Frequency. Show Answer Correct Answer: D) Frequency. 8. Why are gamma rays more hazardous to human tissue than radio waves or microwaves? A) Gamma rays have longer wavelengths, which penetrate tissues deeply. B) Gamma rays are damaging to biological cells and DNA. C) Gamma Rays scatter off bones, creating harmful byproducts. D) Gamma rays interact with water molecules to generate radiation. Show Answer Correct Answer: B) Gamma rays are damaging to biological cells and DNA. 9. The string on a guitar is observed to vibrate at frequencies of 320 hertz, 380 hertz and 440 hertz. The string's fundamental frequency is. A) 60 hertz. B) 160 hertz. C) 320 hertz. D) 440 hertz. Show Answer Correct Answer: A) 60 hertz. 10. Which of the following describes the distance between two consecutive crests of a wave? A) Frequency. B) Amplitude. C) Wavelength. D) Speed. Show Answer Correct Answer: C) Wavelength. 11. Transverse wave A) The particles of a medium that moves up and down, perpendicular to the direction the wave is travelling. B) The particles of a medium that move back and forth in the same direction as the wave is travelling. C) A wave that travels through a vacuum without a medium. D) A wave that can only travel through solids and not through liquids or gases. Show Answer Correct Answer: A) The particles of a medium that moves up and down, perpendicular to the direction the wave is travelling. 12. What is the term for the frequency at which a system naturally oscillates? A) Driving frequency. B) Natural frequency. C) Amplitude of motion. D) Resonance frequency. Show Answer Correct Answer: B) Natural frequency. 13. Electromagnetic energy travels through space in waves. The electromagnetic spectrum includes all electromagnetic waves, arranged according to frequency and wavelength. Which of these is an example of an electromagnetic wave? A) Radio Wave. B) Sound Wave. C) Ocean Wave. D) Earthquake Wave. Show Answer Correct Answer: A) Radio Wave. 14. What is the difference between natural and artificial light sources? A) Artificial light is only produced by the moon. B) Natural light comes from nature (e.g., the sun), while artificial light is man-made (e.g., light bulbs). C) Natural light is always brighter than artificial light. D) Natural light can be created using electricity. Show Answer Correct Answer: B) Natural light comes from nature (e.g., the sun), while artificial light is man-made (e.g., light bulbs). 15. As frequency ..... , pitch ..... A) Rises, falls. B) Decreases, increases. C) Increases, decreases. D) Increases, increases. Show Answer Correct Answer: D) Increases, increases. 16. A city street water drain pours into the Puget Sound. The drained water creates waves in the water. It travels away from the drain and it has a wavelength of 23.0 cm and the frequency is 3.55 Hz. What is the speed of the wave? A) 0.817 m/s. B) 81.7 m/s. C) 0.0648 m/s. D) 0.154 m/s. Show Answer Correct Answer: A) 0.817 m/s. 17. In what type of wave are the vibrations parallel to the direction of energy transfer A) Transverse. B) Longitudinal. C) All the above. D) None of the above. Show Answer Correct Answer: B) Longitudinal. 18. Which of these values tell us how much a light wave will change direction when it enters a new medium? A) Refraction index. B) Refraction number. C) Refractive index. D) Refractive number. Show Answer Correct Answer: C) Refractive index. 19. What does a blue-shift in light indicate? A) An object moving away from us. B) An object moving towards us. C) An object losing energy. D) An object is stationary. Show Answer Correct Answer: B) An object moving towards us. 20. A sound wave moving through the air is what kind of wave? A) A Longitudinal. B) Water wave. C) A transverse wave. D) Hand wave. Show Answer Correct Answer: A) A Longitudinal. 21. All sound begins with: A) Light. B) A vibration. C) A person. D) Space. Show Answer Correct Answer: B) A vibration. 22. A frequency of 50 MHz is the same as ..... ? A) 50 Hz. B) 50, 000 Hz. C) 50, 000, 000 Hz. D) 50, 000, 000, 000 Hz. Show Answer Correct Answer: C) 50, 000, 000 Hz. 23. What happens to frequency when the energy increases? A) It increases. B) It decreases. C) It stays the same. D) None of the above. Show Answer Correct Answer: A) It increases. 24. A pattern of vibration that simulates a wave that is standing still A) Interference. B) Standingwave. C) Diffraction. D) Reflection. Show Answer Correct Answer: B) Standingwave. 25. Carries energy from one place to another A) Waves. B) Amplitude. C) Frequency. D) Crest. Show Answer Correct Answer: A) Waves. ← 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