All I need is the letter of correct answer. 38. If the charge on one of two positively charged spheres is doubled, the electrostatic force of repulsion between the spheres will be A) halved; B) doubled; C) quartered; D) quadrupled. 39. A metal sphere with an excess charge of +11e touches an identical sphere with an excess charge of +15e. After the spheres touch, the excess amount of charge on the first sphere is A) -4e; B) +4e; C) +13e; D) +26e. 40. A resistor is used to A) produce electric charge; B) store electric charge; C) conduct electric charge; D)regulate the flow of electric charge.
All I need is the letter of correct answer. 38. If the charge on one of two positively charged spheres is doubled, the electrostatic force of repulsion between the spheres will be A) halved; B) doubled; C) quartered; D) quadrupled. 39. A metal sphere with an excess charge of +11e touches an identical sphere with an excess charge of +15e. After the spheres touch, the excess amount of charge on the first sphere is A) -4e; B) +4e; C) +13e; D) +26e. 40. A resistor is used to A) produce electric charge; B) store electric charge; C) conduct electric charge; D)regulate the flow of electric charge.
Physics for Scientists and Engineers with Modern Physics
10th Edition
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter22: Electric Fields
Section22.4: Analysis Model: Particle In A Field(electric)
Problem 22.4QQ: A test charge of +3 C is at a point P where an external electric field is directed to the right and...
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All I need is the letter of correct answer.
38. If the charge on one of two positively charged spheres is doubled, the electrostatic force of repulsion between the spheres will be
A) halved;
B) doubled;
C) quartered;
D) quadrupled.
39. A metal sphere with an excess charge of +11e touches an identical sphere with an excess charge of +15e. After the spheres touch, the excess amount of charge on the first sphere is
A) -4e;
B) +4e;
C) +13e;
D) +26e.
40. A resistor is used to
A) produce electric charge;
B) store electric charge;
C) conduct electric charge;
D)regulate the flow of electric charge.
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