1) A conductor has an initial charge of 0.9 C. Calculate the number of electrons that must be added to the conductor so it has a final charge of -2.5 C. (Your answer will be a number, which is unitless.) 2) When placed 5 cm away from an unknown charge Q, a 0.5 x 10° C charge experiences a repulsive electric force of magnitude 11.2 N. Calculate the magnitude of the charge on Q.l (Give your answer in coulombs but don't include the units.)

1) A conductor has an initial charge of 0.9 C. Calculate the number of electrons that must be added to the conductor so it has a final charge of -2.5 C. (Your answer will be a number, which is unitless.) 2) When placed 5 cm away from an unknown charge Q, a 0.5 x 10° C charge experiences a repulsive electric force of magnitude 11.2 N. Calculate the magnitude of the charge on Q.l (Give your answer in coulombs but don't include the units.)

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)...

See similar textbooks

Similar questions

a) What is the charge on the other bearing, after separation? b) What was the net charge on both bearings before separation?
A charge has a value of 8.4x10-6C. a. Find the magnitude (value) of the electric field it produces, 0.004m away from it. b. A new charge, 3x10-8C enters the field. What is the magnitude of the force it experiences from the field?
Suppose a speck of dust in an electrostatic precipitator has 1.0000×1012 protons in it and has a net charge of –5.00 nC (a very large charge for a small speck). a. Find the electric charge due to the protons in the dust. Calculate the charge due to only the protons.
b) Calculate the net force (magnitude and direction) exerted on charge q by the other four charges, in terms of q, Q, d, and e0. You may draw the force vector to indicate the direction. c) If the charge q is released from rest, and the four other charges held fixed, will the charge q ever “escape” to infinitely far away (assuming an infinite amount of time can pass)? Justify your answer.
A charge of -8.5 μC is at x = 0 and a charge of -4.0 μC is at x = 6.0 cm. What is the electric field at x = 2.0 cm? Specify the direction with the sign of your answer. 1.7 x 108 V/m -2.9 x 106 V/m -2.1 x 108 V/m -1.7 x 108 V/m 2.1 x 108 V/m
Answer the following problems. 1. Three conducting spheres have charges of -40nC, -60nC, and 100 nC respectively. What would be the final charge of the -40nC sphere if it: 1.1 first touched the -60 nC sphere and then touched the 100 nC sphere? 1.2 first touched the 100 nC sphere and then touched the -60 nC sphere? 2. An object with net charge 8 C touches another object of the same size and shape with a net charge of 18 C. Find the charge on each object after they are pulled away and are no longer in contact.
Two point charges are separated by 25.0 cm (see (Figure 1)). Assume that g₁ = -8.00 nC and 92 = -12.5 nC. Figure 10.0 cm 9 25.0 cm 10.0 cm 1 of 1 Find the net electric field these charges produce at point A. Express your answer in newtons per coulomb. E= Part B Find the net electric field these charges produce at point B. Express your answer in newtons per coulomb. E = N/C N/C
A 6 µC charge q1 located at the origin cm creates an electric field that fills all of space. A -8 µC charge q2 is brought to the point cm. The 6 µC charge is returned but now the -8 µC charge is moved to cm. What is the new net force extered on q2? Answer as a vector in Newtons.
Problem 3: Three charges are located as shown in the figure, with values q = 4.9 x 10-16 C, 92 = -1.8 x 10-16 C, 93 = 6.75 x 10-16 C. The charges are separated by d7 = 2.3 × 10-6 m and dz = 1.4 x 10-6 m. 93 d, Otheexpertta.com Part (a) What is the force of g2 ong in the x direction, F,? Give your answer in newtons, and recall k= 8.988 x 10° N m2/C2. F= 1.5 * 10-10 F = 1.5E-10 Correct! Part (b) What is the force of q3 on q in the y direction, F,? Give your answer in newtons. Grade Summary Fy = 1.51 * 10-9 Deductions 2% Potential 98%
A conducting sphere of radius r1 = 0.18 m has a total charge of Q = 1.9 μC. A second uncharged conducting sphere of radius r2 = 0.46 m is then connected to the first by a thin conducting wire. The spheres are separated by a very large distance compared to their size.Randomized Variables r1 = 0.18 mr2 = 0.46 mQ = 1.9 μC What is the total charge on sphere two, Q2 in coulombs?
Pls asap
What are the answers to this problem? Please show the solution and specify the corresponding letter of choice of the answers. Problem: Three charges, q1=-10 μC,q2=4 μC and q3=10 μC are aligned vertically, 6 cm apart. Point P is located 8 cm directly to the right of q2. 1.) Find the electric field contribution from q1 on point P.A. -9 MN/C C. -14.0625 MN/CB. -25 MN/C D. -12 MN/C 2.) Find the electric field contribution from q2 on point P.A. 5.625 MN/C C. 14.06 MN/CB. 3.6 MN/C D. 10 MN/C 3.) Find the electric field contribution from q3 at point P.A. 12 MN/C C. 9 MN/CB. 25 MN/C D. 14.0625 MN/C 4.) Find the magnitude of the net electric field at point P due to all three charges.A. 23.625 MN/C C. 5.625 MN/CB. 21.6 MN/C D. 12.18 MN/C