This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part Ii) Chapter 17 Waves – Quiz 71 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 17 Waves Quiz 71 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which one of these is not a type of wave A) Light waves. B) Longitudinal waves. C) Transgender waves. D) Transverse waves. Show Answer Correct Answer: C) Transgender waves. 2. Sound is an example of a A) Transverse wave. B) Longitudinal wave. C) Focal wave. D) Electromagnetic wave. Show Answer Correct Answer: B) Longitudinal wave. 3. Which EM wave has wavelengths roughly around 1 mm to 1 m? A) Radio waves. B) Microwaves. C) Infrared waves. D) Ultraviolet waves. Show Answer Correct Answer: B) Microwaves. 4. The speed of the wave is called its A) Frequency. B) Wave Length. C) Velocity. D) Amplitude. Show Answer Correct Answer: C) Velocity. 5. A radio gives a strong signal when the antenna is vertical and a weak signal when horizontal. What property of radio waves is being demonstrated? A) That they are electromagnetic waves. B) That they are longitudinal waves. C) That they have a varying amplitude. D) That they are polarised. Show Answer Correct Answer: D) That they are polarised. 6. Which part of the electromagnetic spectrum is described by the following characteristics:it cannot be seen by the human eye, it is used to disinfect the heads of toothbrushes and lab goggles, and has a wavelength larger than X-rays but smaller than visible light. A) Microwaves. B) Infrared light. C) Ultraviolet light. D) Gamma rays. Show Answer Correct Answer: C) Ultraviolet light. 7. A phenomenon that occurs when the frequency of forced vibrations on an object matches the object's natural frequency A) Amplitude. B) Pitch. C) Resonance. D) Wavelength. Show Answer Correct Answer: C) Resonance. 8. Sound waves are classified as: A) Transverse waves. B) Longitudinal waves. C) Electromagnetic waves. D) Quantum waves. Show Answer Correct Answer: B) Longitudinal waves. 9. A wave source produces 3000 crests every minute. The wave has a speed of 300m/s. What is the wavelength of the wave? A) 0.10m. B) 0.17m. C) 6.0m. D) 10.0m. Show Answer Correct Answer: C) 6.0m. 10. Which of the following is a longitudinal wave? A) Light wave. B) Sound wave. C) Water wave. D) Radio wave. Show Answer Correct Answer: B) Sound wave. 11. Which type of wave has areas of compression and rarefaction? A) Transverse. B) Longitudinal. C) Torsional. D) Surface. Show Answer Correct Answer: B) Longitudinal. 12. Which of the following lists of electromagnetic waves are in order of increasing energy? A) UV, IR, Radio waves, microwaves. B) Radio, IR, Visible, gamma. C) Gamma, X rays, UV, visible. D) Radio, gamma, visible, microwaves. Show Answer Correct Answer: B) Radio, IR, Visible, gamma. 13. What type of wave is known as a compressional or longitudinal wave, which compresses and expands the ground? A) S waves. B) Surface waves. C) P waves. D) Ultraviolet waves. Show Answer Correct Answer: C) P waves. 14. When we look around the classroom, which object reflects most of the light? A) The windows. B) The white board. C) The black paper on the reading wall. D) The lights on the ceiling. Show Answer Correct Answer: B) The white board. 15. What principle is responsible for light spreading as it passes through a narrow slit? A) Refraction. B) Polarization. C) Diffraction. D) Interference. Show Answer Correct Answer: C) Diffraction. 16. Define "medium" in the context of wave propagation. A) Distance traveled by a wave. B) Substance through which a wave travels. C) Height of a wave. D) Number of cycles per second. Show Answer Correct Answer: B) Substance through which a wave travels. 17. What causes a wave? A) Matter. B) Vibrations. C) All the above. D) None of the above. Show Answer Correct Answer: B) Vibrations. 18. When looked at in red light, a blue book will look ..... A) Magenta. B) Red. C) Blue. D) Black. Show Answer Correct Answer: D) Black. 19. Resonance is produced when an oscillating object A) Is driven in phase. B) Experiences overdamping. C) Experiences any damping. D) Has a large amplitude. Show Answer Correct Answer: A) Is driven in phase. 20. The speed of light in a piece of plastic is $2.00\times10^8$ A) 1.00. B) 0.67. C) 1.33. D) 1.50. Show Answer Correct Answer: D) 1.50. 21. Examples of Lomgitudianal waves A) Ripples. B) Vibrating guitar strings. C) Mexican wave. D) Sound waves. Show Answer Correct Answer: D) Sound waves. 22. What equipment is needed to investigate the refraction of light using rectangular blocks, semi-circular blocks, and triangular prisms? A) Compass, Stopwatch, Ruler, Calculator. B) Bunsen burner, Test tubes, Beaker, Thermometer. C) Power supply, Ray box, Protractor, Paper. D) Microscope, Petri dish, Pipette, Slide. Show Answer Correct Answer: C) Power supply, Ray box, Protractor, Paper. 23. As wavelength decreases in the electromagnetic spectrum the frequency ..... A) Decreases. B) Stays the same. C) Increases. D) Doubles. Show Answer Correct Answer: C) Increases. 24. In a standing wave, the point at which the medium doesn t move is called the ..... A) Antinode. B) Node. C) Compression. D) None of the above. Show Answer Correct Answer: B) Node. 25. What is the number of complete waveswhich pass a fixed point each second? A) Frequency. B) Amplitude. C) Velocity. D) Period. Show Answer Correct Answer: A) Frequency. ← 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