This quiz works best with JavaScript enabled. Home > Science > Physics > Physics – Quiz 34 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Physics Quiz 34 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Five darts strike near the center of a target. The dart thrower is A) Accurate. B) Precise. C) Both accurate and precise. D) Neither accurate nor precise. Show Answer Correct Answer: C) Both accurate and precise. 2. Isaac Newton's First Law of Motion states that an object at rest remains ..... unless acted upon by an external force. A) In motion. B) Frozen. C) At rest. D) Moving. Show Answer Correct Answer: C) At rest. 3. Dm = ..... m A) 0.85. B) 8.5. C) 850. D) 8, 500. Show Answer Correct Answer: B) 8.5. 4. Which among the following is the best conductor of electricity? A) Lead. B) Gold. C) Silver. D) Copper. Show Answer Correct Answer: C) Silver. 5. What is the direction of the electric field at the test point on the-x-axis, 50 cm from the charge q = +5.00nC which is located at the origin? A) Eastward. B) Westward. C) Northward. D) Southward. Show Answer Correct Answer: B) Westward. 6. The diameter of a copper wire is thought to be approximately 0.3 mm. Which instrument should be used to obtain a more accurate measurement of the diameter of the wire? A) Measuring tape. B) Metre rule. C) Micrometer. D) Ruler. Show Answer Correct Answer: C) Micrometer. 7. How old was Newton when he became Lucasian Professor of Mathematics at Cambridge? A) 18 yeas old. B) 10 years old. C) 27 years old. D) 35 years old. Show Answer Correct Answer: C) 27 years old. 8. What term refers the path taken by a projectile? A) Trajectory. B) Projectile. C) Free fall. D) Thing. Show Answer Correct Answer: A) Trajectory. 9. A tuning fork starts to vibrate when a certain note is played on the piano, This is an example of ..... A) Resonance. B) Refraction. C) Diffraction. D) Reflection. Show Answer Correct Answer: A) Resonance. 10. Mach number is used in connection with the speed of A) Ships. B) Sound. C) Aircraft. D) Spacecraft. Show Answer Correct Answer: C) Aircraft. 11. What is the acceleration of the object launched along the horizontal direction and assumed that air resistance is negligible? A) 9.8 m/s. B) -9.8 m/s. C) Same at the initial velocity. D) Zero. Show Answer Correct Answer: D) Zero. 12. The volume of a liquid is 20.5 ml. Which of the following sets of measurement the value with good accuracy? A) 18.6 ml, 17.6 ml, 19.6 ml, 17.2 ml. B) 18.8 ml, 19.0 ml, 19.2 ml, 18.8 ml. C) 19.3 ml, 19.2 ml, 18.6 ml, 18.7 ml. D) 20.2 ml, 20.5 ml, 20.3 ml 20.1 ml. Show Answer Correct Answer: D) 20.2 ml, 20.5 ml, 20.3 ml 20.1 ml. 13. Watt is the unit of power A) What. B) Wot. C) Watt. D) Huh. Show Answer Correct Answer: C) Watt. 14. The 'point of no return' for a black hole is called ..... A) Singularity. B) Event horizon. C) Jets. D) Accretion disk. Show Answer Correct Answer: B) Event horizon. 15. The units of capacitance are A) Volts/coulomb. B) Coulombs/volt. C) Henry/wb. D) Ohms. Show Answer Correct Answer: B) Coulombs/volt. 16. When a body falls in viscous medium, its velocity first increases and finally becomes constant. The constant velocity is called A) Viscous Force. B) Critical Velocity. C) Streamline Flow. D) Terminal Velocity. Show Answer Correct Answer: D) Terminal Velocity. 17. Physics, aside from being a natural science, is also an experimental science. Experiment usually involves the use of ..... by which it generally uses numbers in describing the results of that particular experiment. A) Physics Quantity. B) Measurement. C) Vectors. D) Units. Show Answer Correct Answer: B) Measurement. 18. A car parked on a hill starts to coast down the hill, accelerating from rest at a constant rate of 0.45 m/s2. How fast will the car be moving after 7.0 s? A) 3.15 m/s. B) 5.07 m/s. C) 6.97.15 m/s. D) 7.81 m/s. Show Answer Correct Answer: A) 3.15 m/s. 19. When a ray of light enters from denser medium to rare medium it bends A) Away from normal. B) Towards normal. C) Perpendicular to normal. D) Parallel to normal. Show Answer Correct Answer: A) Away from normal. 20. Darth Vader lost his control of the "force" so he had no choice but to push Luke Skywalker with a horizontal applied force of 55 N. If he was able to do a 275-J work on Luke, how far will Luke be after the push? A) 5 m. B) Zero. C) 15, 125 m. D) 55 m. Show Answer Correct Answer: A) 5 m. ← 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