Physics Quiz 5 (60 MCQs)

Quiz Instructions

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1. Household circuits are wired in .....
2. What does gravity do to time?
3. Resistance measures how well a material or object conducts
4. Which of the following is the best example of work being done.
5. Solve for x:38/x = 5(3) + 4
6. It is a measure of the hotness or coldness of an object that is proportional to the average kinetic energy of the molecules composing the object.
7. The rate at which falling objects in free-fall gain velocity on earth is
8. A repulsive force exists between which two particles?
9. The impulse is ..... the change in momentum
10. What is the positive connection of a battery called?
11. People often refer to g's as forces, but they are not. Instead, a "g" is a standard unit of .....
12. Pa(Pascal) is the unit for
13. The resistance in ( $ \Omega$ ) offered by the body if 5mA of current is flowing having potentialdifference of 5V
14. Convert 21 days into seconds.
15. Which statement about mass is correct?
16. Rainbow is produced when sunlight fall on drops of rain. Which of the following physical phenomena are responsible for this?
17. What the stand for ARC connection?
18. What law states an object at rest stays at rest unless acted upon by a net force or a moving object at a contant speed will continue to move in a straight at a constant speed?
19. F=M X A goes with which law of motion?
20. To complete a circuit the switch must be
21. Jackson travels 2 km north, then 3 km east, and finally 2 km south. Which statement is true?
22. What is wave amplitude?
23. Describe the escape velocity of a black hole?
24. The absorption of ink by blotting paper involves
25. Coulomb's law states that the force between two charged objects will ..... when the magnitude (value) of the object's charge increases.
26. What is the only force acting on the projectile?
27. What happens to the kinetic energy of a falling object as it approaches the ground?
28. A diverging lens has a focal length of 10 cm. Where is the image located when an object is placed 30 cm from the lens?
29. Kilowatt - hour is a unit of
30. You apply a force of 18 N to a dresser and move it 3.0 m. How much work did you do on the dresser?
31. If you were out in space and wanted to simulate the feeling of Earth's gravity, what would be the best way to do it?
32. A student adds two displacement vectors with magnitudes of 3 m and 4 m respectively. Which one of the following could not be a possible choice for the resultant?
33. Who is your Handsomest Pogi Physics Teacher? Wrong Spelling Wrong!
34. In which among the following is alternating current not used?
35. Where does all the mass that create a black hole go?
36. A merry-go-round, rotating initially at an angular speed of 0.23 rad/s, accelerates over a 3-s interval at a rate of 0.09 rad/s2 . What is its angular speed after this 3-s interval?
37. According to Newton's third law of motion, the strength of a reaction force is ..... the strength of the action force.
38. How are we able to see the color white?
39. The shorter the wavelength
40. Which of the following is constant in the whole travel of the object in projectile motion?
41. Force of attraction between the molecules of different substances is called
42. What is 0.006 70 m in correct scientific notation?
43. Correct equation of distance is
44. Light travels at the fastest speed in
45. This quantity is the combination of fundamental quantities using the mathematical operations of multiplication and division.
46. What is the definition of force?
47. The purpose of aireraft wing dihedral is to
48. In a ..... circuit, the total resistance is greater than the largest resistance in the circuit.
49. What is Hooke's Law?
50. What is 1.2 kW in Horsepower?
51. A car travels 100km. The journey takes two hours. The highest speed of the car is 80km/ h, and the lowest speed is 40km/ h. What is the average speed for the journey?
52. ..... the angle between the normal and the reflected ray.
53. Now come to unit 1 dimentional analysis tell the fundamental units are there?
54. A subatomic particles that is slightly heavier than proton and is electrically neutral is
55. The motion of the car is provided by the function x = 3t3+10t2+3t. Find its instantaneous acceleration at time = 2 seconds.
56. If one of the charges doubles, what happens to the force?
57. When we drop a coin and a feather simultaneously in a tube fill with air, which one will reach the bottom first?
58. What does Fe stand for?
59. A ball has a 17 J of kinetic energy and its mechanical energy is 25 J. If the ball has a mass of 3.2 kg, what is its height above the ground?
60. UNIT OF LUMINOUS INTENSITY