This quiz works best with JavaScript enabled. Home > Science > Physics > Physics Basics > Physics – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Physics Quiz 1 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the major disadvantage of solar energy? A) Requires a big dam to be built. B) Requires consistent gusts of wind. C) It is not always available. D) It is non-renewable. Show Answer Correct Answer: C) It is not always available. 2. Inertia ..... A) Is the tendency of an object to resist change in its motion. B) Is an increase or decrease in an object's speed. C) Is the speed and direction of an object's motion. D) None of above. Show Answer Correct Answer: A) Is the tendency of an object to resist change in its motion. 3. + N = 8, What is N A) 2. B) 3. C) 4. D) 5. Show Answer Correct Answer: C) 4. 4. Which one of this factor does not increase the speed of rotation in an electric motor A) Increase in current. B) Increase the strength of the magnet. C) Decrease the number of turns of wire in the coil. D) Increase the number of turns of wire in the coil. Show Answer Correct Answer: C) Decrease the number of turns of wire in the coil. 5. Balanced forces exist when A) There is a one force acting. B) There is a pair of forces that are equal and working in the same direction. C) There is a pair of forces that are equal and opposite in direction. D) There is a pair of forces that are of different magnitudes (sizes) and opposite in direction. Show Answer Correct Answer: C) There is a pair of forces that are equal and opposite in direction. 6. $ If\ displacement\ \propto\left(time\right)^3$, Then what can you say about the motion of the body? A) The body is accelerating non uniformly without respect to time. B) The body is retarding. C) The velocity is constant. D) There is no displacement. E) The body is accelerating with time. Show Answer Correct Answer: E) The body is accelerating with time. 7. A ray of light is travelling in a direction perpendicular to the boundary of a parallel glass slab. The ray of light: A) Is refracted towards the normal. B) Is refracted away from the normal. C) Is reflected along the same path. D) Does not get refracted. Show Answer Correct Answer: D) Does not get refracted. 8. "the car's speed is 43 m/s" A) A. B) F. C) S. D) V. Show Answer Correct Answer: D) V. 9. As a sample of matter is heated, its particles A) Stop moving. B) Move more slowly. C) Move more quickly. D) Are unaffected. Show Answer Correct Answer: C) Move more quickly. 10. Part of an atom that encircling the nucleus which carry negative charges A) Neutrons. B) Electrons. C) Protons. D) None of above. Show Answer Correct Answer: B) Electrons. 11. Convert 12 km to m A) 120 m. B) 1, 200 m. C) 12, 000 m. D) 120, 000 m. Show Answer Correct Answer: C) 12, 000 m. 12. There are three families of leptons; A) Electron, muon, and pi. B) Electron, muon, and tau. C) Electron, pi and tau. D) Electron, pi and neutrino. Show Answer Correct Answer: B) Electron, muon, and tau. 13. The force that one surface exerts on another when the two rub against each other is called a. c. b.. d. . A) Friction. B) Inertia. C) Acceleration. D) Gravity. Show Answer Correct Answer: A) Friction. 14. What is the SI unit used to measure weight? A) Grams. B) Liters. C) Pounds. D) Newtons. Show Answer Correct Answer: D) Newtons. 15. What is .00000005 A in Scientific Notation A) 50nA. B) 5.0 x 10-7 A. C) 5.0 X 10-9 A. D) 5.0 x 10-8. Show Answer Correct Answer: D) 5.0 x 10-8. 16. Formula for kinetic energy A) KE = m*g*y. B) KE = $ \frac{1}{2} m*v^2$. C) KE = F*d. D) KE = W/t. Show Answer Correct Answer: B) KE = $ \frac{1}{2} m*v^2$. 17. A sample of hydrogen gas is held in a sealed container. The internal energy of it is increased by 800 J. If the net amount of work done on the sample by its surroundings was 500 J, how much heat was transferred between the gas and its environment? A) 1300 J absorbed. B) 300 J absorbed. C) 300 J dissipated. D) 130 J dissipated. Show Answer Correct Answer: B) 300 J absorbed. 18. In order to know how a force will affect an object, you must know the ..... A) Normalcy. B) Weight. C) Direction. D) Gravity. Show Answer Correct Answer: C) Direction. 19. A bird flies by flapping its wings downward and backward. What reactive force causes the bird to fly and what direction does it push? A) Air pushe the bird downward and forward. B) Air pushes the bird upward and forward. C) Gravity bird pushes the bird upward and forward. D) None of above. Show Answer Correct Answer: B) Air pushes the bird upward and forward. 20. The plant has grown 4 cm since yesterday. A) Qualitative. B) Quantitative. C) Both. D) None of above. Show Answer Correct Answer: B) Quantitative. Next →Related QuizzesPhysics QuizzesScience QuizzesPhysics 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