part 1 of 2 Plastic disk R A large, thin plastic disk of radius R = 1.8 m carries a uniform charge of -Q = -5 x 10-5 C as shown in the figure above. A circular piece of aluminium foil is placed at a distance d = 0.004 m from the disk, parallel to the disk. The foil has a radius of r = 0.02 m and a thickness t = 0.004 m. Close-up of foil Which of the following choices is correct regarding the nature of the electric field at location x inside the foil and at its center? part 2 of 2 Calculate the magnitude q of the charge on the left circular face of the foil. Use the following approximations: Ēdisk |Q|/TR² 2€0 Ēfoil (1-1/21) |g\/r² €0 Answer in units of C. 1. The magnitude of the net electric force is non- zero and the direction is into the plane. 2. The magnitude of the net electric force is non- zero and the direction is out of the plane. 3. The magnitude of the net electric force is zero. 4. The magnitude of the net electric force is non- zero and the direction is towards the foil. 5. The magnitude of the net electric force is non- zero and the direction is away from the foil. Your response... PALETTE

part 1 of 2 Plastic disk R A large, thin plastic disk of radius R = 1.8 m carries a uniform charge of -Q = -5 x 10-5 C as shown in the figure above. A circular piece of aluminium foil is placed at a distance d = 0.004 m from the disk, parallel to the disk. The foil has a radius of r = 0.02 m and a thickness t = 0.004 m. Close-up of foil Which of the following choices is correct regarding the nature of the electric field at location x inside the foil and at its center? part 2 of 2 Calculate the magnitude q of the charge on the left circular face of the foil. Use the following approximations: Ēdisk |Q|/TR² 2€0 Ēfoil (1-1/21) |g\/r² €0 Answer in units of C. 1. The magnitude of the net electric force is non- zero and the direction is into the plane. 2. The magnitude of the net electric force is non- zero and the direction is out of the plane. 3. The magnitude of the net electric force is zero. 4. The magnitude of the net electric force is non- zero and the direction is towards the foil. 5. The magnitude of the net electric force is non- zero and the direction is away from the foil. Your response... PALETTE

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter15: Electric Forces And Fields

Section15.3: Electric Fields

Problem 15.3QQ: A test charge of + 3 C is at a point P where the electric field due to other charges is directed to...

See similar textbooks

Similar questions

(i) A metallic coin is given a positive electric charge. Does its mass (a) increase measurably, (b) increase by an amount too small to measure directly, (c) remain unchanged, (d) decrease by an amount too small to measure directly, or (e) decrease measurably? (ii) Now the coin is given a negative electric charge. What happens to its mass? Choose from the same possibilities as in part (i).
Why do most objects tend to contain nearly equal numbers of positive and negative charges?
Find to three significant digits the charge and the mass of the following particles. Suggestion: Begin by looking up the mass of a neutral atom on the periodic table of the elements in Appendix C. (a) an ionized hydrogen atom, represented as H+ (b) a singly ionized sodium atom, Na+ (c) a chloride ion Cl (d) a doubly ionized calcium atom, Ca++ = Ca2+ (e) the center of an ammonia molecule, modeled as an N3 ion (f) quadruply ionized nitrogen atoms, N4+, found in plasma in a hot star (g) the nucleus of a nitrogen atom (h) the molecular ion H2O
There are very large numbers of charged particles in most objects. Why, then, don't most objects exhibit static electricity?
How would you determine whether the charge on a particular rod is positive or negative?
Refer 10 Figure 15.20. The charge lowered into the center of the hollow conductor has a magnitude of 5 C. Find the magnitude and sign of the charge on the inside and outside of the hollow conductor when the charge is as shown in (a) Figure 15.20a, (b) Figure 15.20b, (c) Figure 15.20c, and (d) Figure 15.20d.
If you have charged an electroscope by contact with a positively charged object, describe how you could use it to determine the charge of other objects. Specifically, what would the leaves of the electroscope do if other charged objects were brought near its knob?
A test charge of + 3 C is at a point P where the electric field due to other charges is directed to the right and has a magnitude of 4 106 N/C. If the test charge is replaced with a charge of 3 C, the electric field at P (a) has the same magnitude as before, but changes direction, (b) increases in magnitude and changes direction, (c) remains the same, or (d) decreases in magnitude and changes direction.
Consider two electric dipoles in empty space. Each dipole has zero net charge. (a) Does an electric force exist between the dipoles; that is, can two objects with zero net charge exert electric forces on each other? (b) If so, is the force one of attraction or of repulsion?
A 10.0-g piece of Styrofoam carries a net charge of 0.700 C and is suspended in equilibrium above the center of a large, horizontal sheet of plastic that has a uniform charge density on its surface. What is the charge per unit area on the plastic sheet?
A very large, thin, flat plate of aluminum of area A has a total charge Q uniformly distributed over its surfaces. Assuming the same charge is spread uniformly over the upper surface of an otherwise identical glass plate, compare the electric fields just above the center of the upper surface of each plate.
Point charges of 25.0 C and 45.0 (2 are placed 0.500 m apart. (a) At what point along the line between them is the electric field zero? (b) What is the electric field halfway between them?