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6. Two plastic spheres are placed on a number line. Both spheres have a negative charge of equal magnitude. Determine the region where the net electric field is zero. a) to right of the rightmost sphere. c) in between the speres on the number line. b) to the left of the leftmost sphere. d) below the spheres. 7. The electric field at a distance of 1.0 m from a charged sphere is 100 N/C. At what distance from the sphere will the electric field be 50 N/C? a) 1.1 m. c) 2.0 m. b) 1.4 m d) 4.0 m. 8. How much kinetic energy is obtained by a 5 C charge as it moves from a position of 12 V electric potential to a position of 4 V? a) 20 J. c) 40 J.

6. Two plastic spheres are placed on a number line. Both spheres have a negative charge of equal magnitude. Determine the region where the net electric field is zero. a) to right of the rightmost sphere. c) in between the speres on the number line. b) to the left of the leftmost sphere. d) below the spheres. 7. The electric field at a distance of 1.0 m from a charged sphere is 100 N/C. At what distance from the sphere will the electric field be 50 N/C? a) 1.1 m. c) 2.0 m. b) 1.4 m d) 4.0 m. 8. How much kinetic energy is obtained by a 5 C charge as it moves from a position of 12 V electric potential to a position of 4 V? a) 20 J. c) 40 J.

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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6. Two plastic spheres are placed on a number line. Both spheres have a negative charge of equal magnitude. Determine the region where the net electric field is zero. a) to right of the rightmost sphere. c) in between the speres on the number line. b) to the left of the leftmost sphere. d) below the spheres. 7. The electric field at a distance of 1.0 m from a charged sphere is 100 N/C. At what distance from the sphere will the electric field be 50 N/C? a) 1.1 m. c) 2.0 m. b) 1.4 m d) 4.0 m. 8. How much kinetic energy is obtained by a 5 C charge as it moves from a position of 12 V electric potential to a position of 4 V? a) 20 J. c) 40 J. b) 30 J. d) 60 J. 9. The electric potential due to a point charge at a point depends on a) the direction of the electric field. c) the velocity of the point charge. b) the distance from the point charge d) the mass of the point charge. 10. Which of the following makes use of electric fields? a) an LCD screen showing a movie. c) a shark hunting for prey beneath the sand. b) an electrostatic precipitator removing pollutants. d) All of the above examples. e) None of the above. |
Transcribed Image Text:6. Two plastic spheres are placed on a number line. Both spheres have a negative charge of equal magnitude. Determine the region where the net electric field is zero. a) to right of the rightmost sphere. c) in between the speres on the number line. b) to the left of the leftmost sphere. d) below the spheres. 7. The electric field at a distance of 1.0 m from a charged sphere is 100 N/C. At what distance from the sphere will the electric field be 50 N/C? a) 1.1 m. c) 2.0 m. b) 1.4 m d) 4.0 m. 8. How much kinetic energy is obtained by a 5 C charge as it moves from a position of 12 V electric potential to a position of 4 V? a) 20 J. c) 40 J. b) 30 J. d) 60 J. 9. The electric potential due to a point charge at a point depends on a) the direction of the electric field. c) the velocity of the point charge. b) the distance from the point charge d) the mass of the point charge. 10. Which of the following makes use of electric fields? a) an LCD screen showing a movie. c) a shark hunting for prey beneath the sand. b) an electrostatic precipitator removing pollutants. d) All of the above examples. e) None of the above. |
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