This quiz works best with JavaScript enabled. Home > Science > Physics > Physics Basics > Physics – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Physics Quiz 11 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How much time would it take for the sound of thunder to travel at an average speed of 330 meters per second a distance of 8000. meters? A) 24 seconds. B) 24, 000 seconds. C) 0.04 seconds. D) 2.4 seconds. Show Answer Correct Answer: A) 24 seconds. 2. Ram travels at a speed of 20 km/hr while going to school. While coming back, he travels at a speed of 30 km/hr(due to less traffic). What his it's average speed? A) 25km/hr. B) 26km/hr. C) 20km/hr. D) 24km/hr. E) Cant be determined. Show Answer Correct Answer: D) 24km/hr. 3. Convert 78, 000 mm to m A) 7.8. B) 78. C) 0.78. D) 780. Show Answer Correct Answer: B) 78. 4. Particles are fixed, but vibrate in place in a A) Solid. B) Liquid. C) Gas. D) Plasma. Show Answer Correct Answer: A) Solid. 5. What is the SI base unit of time? A) The mean solar day. B) The second. C) The rate at which an atom ocillates. D) None of above. Show Answer Correct Answer: B) The second. 6. If you push a cart with a force of 60 N for 2 m ..... how much work have you done A) 120 J. B) 30 J. C) 120 N. D) 30 N. Show Answer Correct Answer: A) 120 J. 7. The liquid in a thermometer ..... as the temperature increases. A) Expands. B) Disappears. C) Freezes. D) Explodes. Show Answer Correct Answer: A) Expands. 8. Resistance can be calculated using ..... A) P.D. x Current. B) P.D. / Current. C) Current / P.D. D) Current2 x P.D. Show Answer Correct Answer: B) P.D. / Current. 9. Which quantity is base quantity? A) Potential difference. B) Electric current. C) Electric energy. D) Electric power. Show Answer Correct Answer: B) Electric current. 10. Why is the Sun considered the ultimate energy source? A) The Sun is the center of our solar system. B) The Sun provides energy for the water cycle and plants. C) The Sun is limited in the amount of energy released daily. D) The Sun rises and sets each day as seen from Earth. Show Answer Correct Answer: B) The Sun provides energy for the water cycle and plants. 11. When an object rolls over a surface. A) Sliding Friction. B) Rolling Friction. C) Fluid Friction. D) None of above. Show Answer Correct Answer: B) Rolling Friction. 12. What prefix is represented by the following symbol:k A) Hecto. B) Kilo. C) Deci. D) Deka. Show Answer Correct Answer: B) Kilo. 13. Convex Mirrors produce ..... A) Only virtual images. B) Virtual or real images. C) Only real images. D) Inverted images. Show Answer Correct Answer: A) Only virtual images. 14. Which was a limitation of the Bohr model of the atom? A) It was valid only for single electron atoms like Hydrogen. B) It stated that only certain energies were allowed for electrons. C) It described the electron as a wave and a particle. D) None of these. Show Answer Correct Answer: A) It was valid only for single electron atoms like Hydrogen. 15. A physicist who studies the behavior of submicroscopic particles is working in which area within physics? A) Mechanics. B) Electromagnetism. C) Relativity. D) Quantum mechanics. Show Answer Correct Answer: D) Quantum mechanics. 16. The formula that links weight, mass and gravitational field strength is A) W = mg. B) W = m/g. C) M = Wg. D) G = Wm. Show Answer Correct Answer: A) W = mg. 17. Arrange the numbers from least to greatest:216, 000, 000 ; 2.2 x 103 ; 3.1 x 107 ; 310, 000 A) 2.2 x 103 ; 310, 000; 3.1 x 107 ; 216, 000, 000. B) 310, 000 ; 2.2 x 103 ; 3.1 x 107; 216, 000, 000. C) 3.1 x 107 ; 310, 000; 2.2 x 103; 216, 000, 000. D) 2.2 x 103 ; 3.1 x 107 ; 310, 000 ; 216, 000, 000. Show Answer Correct Answer: A) 2.2 x 103 ; 310, 000; 3.1 x 107 ; 216, 000, 000. 18. Which SI base unit would you use to measure the time it takes to play a CD in your stereo? A) M. B) S. C) K. D) Cd. Show Answer Correct Answer: B) S. 19. If Anthony walks 1.7 km north from his house and then travels 5.4 km south, his displacement is A) 3.7 km south. B) 3.7 km north. C) 7.1 km south. D) 7.1 km north. Show Answer Correct Answer: A) 3.7 km south. 20. Work done = Force x blank? A) Distance. B) Acceleration. C) Velocity. D) Speed. Show Answer Correct Answer: A) Distance. ← PreviousNext →Related QuizzesPhysics QuizzesScience QuizzesPhysics Quiz 1Physics Quiz 2Physics Quiz 3Physics Quiz 4Physics Quiz 5Physics Quiz 6Physics Quiz 7Physics Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books