This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Physics > Physics Basics > Physics – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Physics Quiz 10 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The slope of a distance vs time graph A) Speed. B) Velocity. C) Acceleration. D) None of above. Show Answer Correct Answer: A) Speed. 2. A woman lifts 20 bricks, each of weight 6N.What other information is needed to calculate the useful work done in lifting the bricks? A) The volume of the bricks. B) The time taken to lift the bricks. C) The mass of the bricks. D) The distance she lifts the bricks. Show Answer Correct Answer: D) The distance she lifts the bricks. 3. Which of these best describes why your weight (on Earth) would change on another planet? A) Weight doesn't change, no matter where you are. B) Different planets have different gravitational pulls. C) In general, the smaller the planet, the greater weight. D) Dehydration effects on different planets change weight. Show Answer Correct Answer: B) Different planets have different gravitational pulls. 4. BLUE COLOR OF THE SKY IS DUE TO ..... A) REFLECTION OF LIGHT. B) REFRACTION OF LIGHT. C) DIFFRACTION OF LIGHT. D) SCATTERING OF LIGHT. Show Answer Correct Answer: D) SCATTERING OF LIGHT. 5. The unit or label for work is A) Joules. B) Seconds. C) Netwons. D) Meters. Show Answer Correct Answer: A) Joules. 6. A ray of light that strikes a plane mirror PQ at an angle of incidence of 30o, is reflected from the plane mirror and then strikes a second plane mirror QR placed at right angles to the first mirror. The angle of reflection at the second mirror is: A) 90o. B) 45o. C) 30o. D) 60o. Show Answer Correct Answer: D) 60o. 7. What physicist developed the idea of inertia? A) Galileo. B) Newton. C) Coach Waugh. D) None of above. Show Answer Correct Answer: B) Newton. 8. Definition of kinetic energy A) The amount of energy transferred in motion. B) The rate of energy transferred per second. C) The amount of energy transferred when an object is moved over a distance by an external force in regards to the direction of the displacement. D) The amount of energy an object has at rest / before motion. Show Answer Correct Answer: A) The amount of energy transferred in motion. 9. How much force is needed to accelerate a 5 kg marble at a rate of 2.5 m/s? A) 12. B) 12.5. C) 10. D) 2. Show Answer Correct Answer: B) 12.5. 10. If a lion drags his prey 10 meters to his den doing 500 joules of work, how much force did he use? A) 50, 000 Newtons. B) 500 Joules. C) 50 Newtons. D) 10 Newtons. Show Answer Correct Answer: C) 50 Newtons. 11. What is the base unit for measuring mass? A) Pounds. B) Jin. C) Grams. D) Kilograms. Show Answer Correct Answer: D) Kilograms. 12. The most stable objects have A) High centre of gravity and narrow base. B) High centre of gravity and wide base. C) Low centre of gravity and narrow base. D) Low centre of gravity and wide base. Show Answer Correct Answer: D) Low centre of gravity and wide base. 13. How much energy is required to change 5 kg of ice at 0 $^\circ$ C into water at the same temperature? (latent heat of fusion is 3.36 X $ 10^6$ J/kg ) A) 16.8 X $ 10^6$ J. B) 16.8 X $ 10^6$ cal. C) 15.1 X $ 10^6$ cal. D) 16.1 X $ 10^6$ J. Show Answer Correct Answer: A) 16.8 X $ 10^6$ J. 14. If v2-u2=2as, what is the final velocity of a car which has an inital velocity of 8m/s, and then accelerates at 2m/s2 for 20m? A) 11 m/s. B) 14 m/s. C) 10 m/s. D) 12 m/s. Show Answer Correct Answer: D) 12 m/s. 15. A BATTERY OF 6V IS CONNECTED IN SERIES WITH RESISTOR OF 0.1 ohm, 0.15 ohm, 0.2 ohm, 0.25 ohm AND 6 ohm .HOW MUCH CURRENT WOULD FLOW THROUGH THE 0.3 ohM RESISTOR? A) 0.895 A. B) 2.22 A. C) 1 A. D) NONE OF THESE. Show Answer Correct Answer: D) NONE OF THESE. 16. The base SI unit of mass is the ..... A) Microgram. B) Gram. C) Kilogram. D) Milligram. Show Answer Correct Answer: C) Kilogram. 17. Physics variable for 13 m A) V. B) F. C) H. D) W. Show Answer Correct Answer: C) H. 18. SI unit of measrument time A) Day. B) Meter. C) Second. D) Hour. Show Answer Correct Answer: C) Second. 19. Increasing speed A) Distance. B) Velocity. C) Acceleration. D) None of above. Show Answer Correct Answer: C) Acceleration. 20. What color can produce white if it is mixed with red? A) Yellow. B) Blue. C) Green. D) Cyan. Show Answer Correct Answer: D) Cyan. 21. Meters per second per second (m/s2) is the unit of which physics concept? A) Time. B) Velocity. C) Acceleration. D) Distance. Show Answer Correct Answer: C) Acceleration. 22. What type of friction acts on the tire of a car? A) Sliding friction. B) Fluid friction. C) Static friction. D) Rolling friction. Show Answer Correct Answer: D) Rolling friction. 23. When one end of a cold metal spoon is placed upright in a cup of hot coffee, the other end gets hotter. Which one of the following best describes what is happening? A) Warmer molecules will rise to the top. B) The hot molecules produce thermal radiation that is then absorbed by the colder molecules. C) Higher-energy molecules hit lower-energy molecules, increasing their speed and therefore their temperature. D) Lower-energy molecules hit higher-energy molecules and the friction increases their temperature. Show Answer Correct Answer: C) Higher-energy molecules hit lower-energy molecules, increasing their speed and therefore their temperature. 24. ..... is measured by the unit Joules. A) Heat energy. B) Temperature. C) Specific heat. D) None of above. Show Answer Correct Answer: A) Heat energy. 25. Physics variable for 17 m/s2 A) F. B) V. C) W. D) A. Show Answer Correct Answer: D) A. 26. Formula for spring constant A) K =-F/d. B) K = F/d. C) K = F*d. D) K =-F*d. Show Answer Correct Answer: A) K =-F/d. 27. THE AMOUNT OF MATTER CONTAINED IN AN OBJECT IS CALLED A) MASS. B) VOLUME. C) ATOM. D) MATTER. Show Answer Correct Answer: A) MASS. 28. It is the area in Physics that studies matter and its motion. A) Mechanics. B) Optics. C) Vibration and wave phenomenon. D) Electromagnetism. Show Answer Correct Answer: A) Mechanics. 29. On an inclined plane, if gravity overcomes friction on an object what will happen? A) Depends on the problem. B) The box will slide down. C) The box will slide up. D) The box will stay in place. Show Answer Correct Answer: B) The box will slide down. 30. It is an area of physics that is concerned with nuclear reactions and their applications. A) Relativity. B) Classical Mechanics. C) Quantum Mechanics. D) Thermodynamics. Show Answer Correct Answer: A) Relativity. 31. An object that allows light to pass through producing a clear image. A) Luminescent. B) Transparent. C) Translucent. D) Opaque. Show Answer Correct Answer: B) Transparent. 32. Multiply 5.4L x 8.99g/L A) 48.5g. B) 48.546g. C) 48. khaj. D) 49 c. Show Answer Correct Answer: D) 49 c. 33. What happens to light after it hits a mirror? A) It goes through the mirror and bend. B) It goes straight through the mirror. C) It goes around the mirror. D) It bounces off the mirror. Show Answer Correct Answer: D) It bounces off the mirror. 34. Which statement is NOT true about the nuclear reactor? A) The control rod is used to absorb the excess neutrons. B) Uranium core acts as source of energy. C) Water acts as coolant to remove the heat produced from the reactor. D) The moderator is used to speed up the neutrons. Show Answer Correct Answer: D) The moderator is used to speed up the neutrons. 35. I feel so warm because of the heat of the sun when I go walking in the park . What 2 areas of Physics are involved? A) Relativity and Thermodynamics. B) Quantum Mechanics and Relativity. C) Mechanics and Thermodynamics. D) Optics and Relativity. Show Answer Correct Answer: C) Mechanics and Thermodynamics. 36. What 2 areas of Physics are involved when you watch a movie? A) Thermodynamics, Quantum Mechanics. B) Electromagnetism, Relativity. C) Vibration and Wave Phenomena, Electromagnetism. D) Thermodynamics and Relativity. Show Answer Correct Answer: C) Vibration and Wave Phenomena, Electromagnetism. 37. SI unit for distance A) Meters. B) Centimeters. C) Miles. D) Inches. Show Answer Correct Answer: A) Meters. 38. Branch of Physics that having or involving a speed close to that of light so that the behavior is described by the theory or relativity by Albert Einstein A) Quantum Physics. B) Relativity Physics. C) Solid State Physics. D) Mechanics. Show Answer Correct Answer: B) Relativity Physics. 39. Which of the following is an area of physics that studies motion and its causes A) Mechanics. B) Optics. C) Thermodynamics. D) Quantum mechanics. Show Answer Correct Answer: A) Mechanics. 40. Which of these energy sources is mostly used for transportation? A) Oil. B) Coal. C) Natural Gas. D) Hydroelectric. Show Answer Correct Answer: A) Oil. 41. Two big mirrors A and B are fitted side by side on a wall. A man is standing at such a distance from the wall that he can see the erect image of his face in both the mirrors. When the man starts walking towards the mirrors, he finds that the size of his face in mirror A goes on increasing but that in mirror B remains the same: A) Mirror A is concave and mirror B is convex. B) Mirror A is plane and mirror B is concave. C) Mirror A is concave and mirror B is plane. D) Mirror A is convex and mirror B is concave. Show Answer Correct Answer: C) Mirror A is concave and mirror B is plane. 42. Calculate the PE of a 2 kg cat perched 10 meters above the ground. A) 200 J. B) 20 J. C) 2.04 J. D) 200 W. Show Answer Correct Answer: A) 200 J. 43. ..... of a container is also known as capacity A) Volume. B) Area. C) Density. D) Mass. Show Answer Correct Answer: A) Volume. 44. Which Branch of Physics is most important when studying how glasses help people see? A) Thermodynamics. B) Mechanics. C) Optics. D) Electromagnetism. Show Answer Correct Answer: C) Optics. 45. What is Specific Heat? A) The amount of thermal energy required to increase the temperature of 1kg of a material by 1$^ \circ$C. B) The amount of energy required to increase the temperature of 1kgof a material by 1$^ \circ$C. C) The amount of radiant energy required to increase the temperature of 1kgof a material by 1$^ \circ$C. D) The amount of friction required to increase the temperature of 1kgof a material by 1$^ \circ$C. Show Answer Correct Answer: A) The amount of thermal energy required to increase the temperature of 1kg of a material by 1$^ \circ$C. 46. A lack of precision in scientific measurements typically arises from A) Limitations of the measuring instrument. B) Lack of calibration. C) Human error. D) Too many significant figures. Show Answer Correct Answer: A) Limitations of the measuring instrument. 47. Which of the following is a valid statement? A) A measurement that is not precise can be accurate. B) A measurement that is precise is always accurate. C) A measurement that is not precise will always be inaccurate. D) Repeated measurements will always increase accuracy and precision. Show Answer Correct Answer: A) A measurement that is not precise can be accurate. 48. If the distance time graph is a curved line: A) A non-uniform speed is maintained by the object. B) The object covers unequal distances in equal intervals of time. C) Both A and B. D) None of the above. Show Answer Correct Answer: C) Both A and B. 49. Convection can NOT occur in which one of the following substances? A) Ice. B) Water. C) Steam. D) Water Vapour. Show Answer Correct Answer: A) Ice. 50. Which SI base unit would you use to measure a term at your school? A) K. B) Kg. C) S. D) M. Show Answer Correct Answer: C) S. 51. What is 0.000328 rounded to 1 significant figure? A) 0. B) 0.000328. C) 0.00033. D) 0.0003. Show Answer Correct Answer: D) 0.0003. 52. The SI units J/g$^ \circ$C measures A) Mass. B) Specific heat. C) Temperature. D) Heat energy. Show Answer Correct Answer: B) Specific heat. 53. Which of the following best describes the graph of force against extension for a spring? A) A straight line through the origin, up to a limit of proportionality. B) A straight line through the origin. C) A straight line with an intercept on the y axis. D) An upward curve that passes through the origin. Show Answer Correct Answer: A) A straight line through the origin, up to a limit of proportionality. 54. It is an area of Physics that studies structures, properties, and behavior of atom. A) Electromagnetism. B) Thermodynamics. C) Relativity. D) Quantum Mechanics. Show Answer Correct Answer: D) Quantum Mechanics. 55. In the scientific revolution ..... studied several areas of what we call physics today and did a lot of work with motion using pendulums. A) Albert Einstein. B) Isaac Newton. C) Galileo Galilei. D) None of above. Show Answer Correct Answer: C) Galileo Galilei. 56. Final velocity is 5m/s, initial velocity is 1m/s, time taken for change is 2 seconds. Calculate the acceleration, with correct units A) 2m/s2. B) 1m/s. C) 2m/s. D) 1m/s2. Show Answer Correct Answer: A) 2m/s2. 57. A student is 2.50m away from a convex lens while her image is 1.80m from the lens, what is the focal length? A) 1.39m. B) 0.72m. C) 2.50m. D) 1.05m. Show Answer Correct Answer: D) 1.05m. 58. Newton's SECOND Law states: A) An object will go in a straight line. B) F = ma. C) Acceleration is proportional to force and inversely proportional to mass (a = F/m). D) Forces are equal and opposite in direction. Show Answer Correct Answer: C) Acceleration is proportional to force and inversely proportional to mass (a = F/m). 59. Which SI base unit would you use to measure the mass of a sport's car? A) K. B) M. C) Kg. D) S. Show Answer Correct Answer: C) Kg. 60. Parts of an atom which carry no electric charge A) Neutrons. B) Electrons. C) Protons. D) None of above. Show Answer Correct Answer: A) Neutrons. ← 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