This quiz works best with JavaScript enabled. Home > Science > Physics > Physics – Quiz 32 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Physics Quiz 32 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When the physical quantity is formulated based from the fundamental quantities, what is it called? A) Base quantities. B) Scientific notation numbers. C) Derived quantities. D) Measurement. Show Answer Correct Answer: C) Derived quantities. 2. A car is traveling at 21.0 m/s. It slows to a stop at a constant rate over 5.00 s. How far does the car travel during those 5.00 seconds before it stops? A) 4.20 m. B) 52.5 m. C) 105 m. D) 158 m. Show Answer Correct Answer: B) 52.5 m. 3. An object is moving with uniform deceleration. Which statement describes its motion? A) Its rate of change of speed is decreasing. B) Its speed is constant. C) Its speed is decreasing. D) Its speed is increasing. Show Answer Correct Answer: C) Its speed is decreasing. 4. Which of these provides the best analogy for what massive objects do to spacetime? A) Coat hanger in the closet. B) Bowling ball on a rubber sheet. C) Car driving in a circle. D) Tennis ball in the dryer. Show Answer Correct Answer: B) Bowling ball on a rubber sheet. 5. Hyperopia (Farsightedness) is common vision defect where A) Images formed in front of the retina. B) The focal length of the eye is too long. C) Difficult to see far things. D) The focal length of the eye is too short. Show Answer Correct Answer: B) The focal length of the eye is too long. 6. KFC was founded by ..... A) Harland Sanders. B) Ray Kroc. C) Glen Bell. D) Tony Tan Caktiong. Show Answer Correct Answer: A) Harland Sanders. 7. Express each of the following to 3 s.f:48938 A) 489. B) 48900. C) 50000. D) 4890. Show Answer Correct Answer: B) 48900. 8. It is the measure of the dielectric material's ability to establish an electric field A) Dielectric Strength. B) Dielectric Constant. C) Capacitance. D) Potential Difference. Show Answer Correct Answer: B) Dielectric Constant. 9. When scientists refer to experimental errors, they are not referring to what are commonly called mistakes, blunders, or miscalculations. Sometimes also referred to as the following except A) "illegitimate" errors. B) "human" errors. C) "personal" errors. D) "random errors". Show Answer Correct Answer: D) "random errors". 10. Light from the laser is..... A) Incoherent. B) Composite. C) Dispersed light. D) Monochromatic. Show Answer Correct Answer: D) Monochromatic. 11. What electromagnetic wave has the longest wavelengths and lowest frequencies? A) Microwaves. B) Ultraviolet Rays. C) Infrared Waves. D) Radio Waves. Show Answer Correct Answer: D) Radio Waves. 12. The weight of a body is..... A) Maximum at the poles. B) Maximum at the equator. C) More on the hills than in the plains. D) The same everywhere on the surface of the earth. Show Answer Correct Answer: A) Maximum at the poles. 13. All planets move around the sun in elliptical orbits, with the sun being at rest at one focus of the orbit. A) True. B) False. C) May be. D) Not sured. Show Answer Correct Answer: A) True. 14. Which unit of length would be best to measure the distance between 2 cities? A) Centimetres. B) Millimetres. C) Kilometres. D) Metres. Show Answer Correct Answer: C) Kilometres. 15. What is 1.25 x 3.0 in proper significant figures? A) 3.75. B) 3.80. C) 3.8. D) 3.7. Show Answer Correct Answer: C) 3.8. 16. What is the unit for Electric Force? A) Newton. B) Couloumb. C) Newtons/Couloumb. D) Nano. Show Answer Correct Answer: A) Newton. 17. What can you do to increase the value of k? A) Increase the force. B) Increase the distance. C) Decrease the charge. D) Nothing can be done to change the value of k; it is a constant. Show Answer Correct Answer: D) Nothing can be done to change the value of k; it is a constant. 18. What is not a field that makes up an electromagnetic wave? A) Electric. B) Magnetic. C) Digitial. D) None of the above. Show Answer Correct Answer: C) Digitial. 19. Which of the following would produce the loudest sound? A) Jet plane. B) Pin falling. C) Doorbell. D) Whisper. Show Answer Correct Answer: A) Jet plane. 20. The force which opposes the relative motion between different layers of liquid or gases is called A) Viscous Force. B) Critical Velocity. C) Streamline Flow. D) Terminal Velocity. Show Answer Correct Answer: A) Viscous Force. ← PreviousNext →Related QuizzesScience QuizzesPhysics Quiz 1Physics Quiz 2Physics Quiz 3Physics Quiz 4Physics Quiz 5Physics Quiz 6Physics Quiz 7Physics Quiz 8Physics Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books