This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Physics (Part I) Chapter 8 Electromagnetic Waves – Quiz 45 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Physics (Part I) Chapter 8 Electromagnetic Waves Quiz 45 (9 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the celestial sphere? A) Earth's Southern Hemisphere. B) An imaginary transparent grid on Earth's surface. C) An imaginary transparent grid in the sky at night. D) An imaginary transparent grid outside the solar system. Show Answer Correct Answer: C) An imaginary transparent grid in the sky at night. 2. Xrays and Gamma Rays have the highest frequencies, therefore, highest energies. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 3. The highest point on a transverse wave is called the ..... A) Crest. B) Trough. C) Wavelength. D) Amplitude. Show Answer Correct Answer: A) Crest. 4. While studying the nature of waves during a physics class, a student wonders how to distinguish between electromagnetic and mechanical waves. Which question should the student ask to determine the type of wave? A) Does it require a medium in order to travel?. B) Can it pass through air and water?. C) Does it have a measurable speed?. D) Does it have a measurable frequency?. Show Answer Correct Answer: A) Does it require a medium in order to travel?. 5. At a rock concert, which type of wave allows the crowd to see the vibrations of the guitar strings as they're played, with the wave motion perpendicular to the direction of the disturbance? A) Surface. B) Mechanical. C) Transverse. D) Longitudinal. Show Answer Correct Answer: C) Transverse. 6. Which type of galaxy has no definite shape and appears disorganized? A) Spiral. B) Elliptical. C) Irregular. D) Lenticular. Show Answer Correct Answer: C) Irregular. 7. What is the description for radio waves? A) Have the least amount of energy. B) Allows for night vision. C) See broken bones. D) Kills cancer cells. Show Answer Correct Answer: A) Have the least amount of energy. 8. Of the various types of electromagnetic radiation, which is the most penetrating through all forms of matter? A) Ultraviolet. B) Visible light. C) Gamma. D) Infrared. Show Answer Correct Answer: C) Gamma. 9. A form of electromagnetic radiation that doesn't require a medium to pass through A) Sound wave. B) Transverse wave. C) Light wave. D) Compressional wave. Show Answer Correct Answer: C) Light wave. ← PreviousRelated QuizzesClass 12 Physics (Part I) Chapter 8 Electromagnetic Waves Quiz 1Class 12 Physics (Part I) Chapter 8 Electromagnetic Waves Quiz 2Class 12 Physics (Part I) Chapter 8 Electromagnetic Waves Quiz 3Class 12 Physics (Part I) Chapter 8 Electromagnetic Waves Quiz 4Class 12 Physics (Part I) Chapter 8 Electromagnetic Waves Quiz 5Class 12 Physics (Part I) Chapter 8 Electromagnetic Waves Quiz 6Class 12 Physics (Part I) Chapter 8 Electromagnetic Waves Quiz 7Class 12 Physics (Part I) Chapter 8 Electromagnetic Waves Quiz 8Class 12 Physics (Part I) Chapter 8 Electromagnetic Waves Quiz 9Class 12 Physics (Part I) Chapter 8 Electromagnetic Waves Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books