This quiz works best with JavaScript enabled. Home > Science > Physics > Physics Basics > Physics – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Physics Quiz 9 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A train traveling 60 mph slows down as it comes to a stop. This is an example of ..... A) Acceleration. B) Distance. C) Speed. D) Velocity. Show Answer Correct Answer: A) Acceleration. 2. If there are two forces going in the same direction how would you find the net force? A) Subtract. B) Add. C) Neither. D) Multiply. Show Answer Correct Answer: B) Add. 3. When light of specific frequencies is shined on a surface, electrons are ejected from the surface. This is the idea behind ..... A) Quantization of Energy. B) Photoelectric Effect. C) Compton Effect. D) DeBroglie Waves. E) Uncertainty Principle. Show Answer Correct Answer: B) Photoelectric Effect. 4. Right Hand Fleming method is used A) To determine the direction of induce current in a coil of solenoid. B) To determine the direction of induce current in a d.c motor. C) To determine the direction of induce current in a conductor rod. D) To determine the poles of magnet at the end of a solenoid. Show Answer Correct Answer: C) To determine the direction of induce current in a conductor rod. 5. In a race, a car travels 60 times around a 3.6km track. This takes 2.4 hours. What is the average speed of the car? A) 1.5 km/h. B) 90 km/h. C) 144 km/h. D) 216 km/h. Show Answer Correct Answer: B) 90 km/h. 6. SI unit for length A) Mm. B) M. C) Cm. D) Km. Show Answer Correct Answer: B) M. 7. How much energy does 10.0 kg of liquid water require to go from 15C to 95C? (specific heat capacity of liquid water is 4200J/kgC) A) 3.36x106J. B) 3.36x106kJ. C) 1.68x106J. D) 1.08x104. Show Answer Correct Answer: A) 3.36x106J. 8. What is the approximate value of the Earth's gravitational field strength in N/kg? A) 1. B) 10. C) 100. D) 1000. Show Answer Correct Answer: B) 10. 9. A reflecting surface is curved outwards. Which of the following mirrors is it likely to be? A) Concave. B) Plane. C) Convex. D) All of the above. Show Answer Correct Answer: C) Convex. 10. A ball rolls down a steep hill. It travels 500 m in 1 minute. It then rolls on a flat surface for an additional 3 minutes and travels 300 m. What is the average speed of the ball? A) .5 m/min. B) 100 m/min. C) 200 m/sec. D) 200 m/min. Show Answer Correct Answer: D) 200 m/min. 11. Newton's 2nd Law of Motion states ..... A) Force equals mass times acceleration. B) Objects in motion stay in motion unless acted upon by an outside force. C) Every action has an equal and opposite reaction. D) All objects are required to have a gravitational force. Show Answer Correct Answer: A) Force equals mass times acceleration. 12. A graph is shown below. What does the area of the shaded portion in the graph represent? A) Distance. B) Speed. C) Uniform motion. D) Time. Show Answer Correct Answer: A) Distance. 13. A radioactive decay is random and spontaneous because A) It is not influenced by temperature, pressure and other physical factors. B) It is influenced by temperature, pressure and other physical factors. C) It can change to other elements. D) It can happen anywhere. Show Answer Correct Answer: A) It is not influenced by temperature, pressure and other physical factors. 14. Energy stored in the height of an object is called ..... potential energy. A) Elastic. B) Chemical. C) Gravitational. D) Nuclear. Show Answer Correct Answer: C) Gravitational. 15. Is directly proportional to the mass and velocity A) Momentum. B) Acceleration. C) Force. D) None of above. Show Answer Correct Answer: A) Momentum. 16. Unit of displacement (x or d) A) M/s2. B) Kg. C) M. D) M/s. Show Answer Correct Answer: C) M. 17. Branches of physics that deals with the bahaviour of objects and systems in response to various force A) Acoustics. B) Mechanics. C) Thermodynamics. D) Optics. Show Answer Correct Answer: B) Mechanics. 18. Equation for wave speed A) Frequency x wavelength. B) Frequency + wavelength. C) Frequency / wavelength. D) Frequency-wavelength. Show Answer Correct Answer: A) Frequency x wavelength. 19. When red light is compared with violet light, A) Both have the same frequency. B) Both have the same wavelength. C) Both travel at the same speed. D) Red light travels faster than violet light. Show Answer Correct Answer: C) Both travel at the same speed. 20. When a solid slides over a solid. A) Sliding Friction. B) Rolling Friction. C) Fluid Friction. D) None of above. Show Answer Correct Answer: A) Sliding Friction. ← 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