Suppose that 2 electric charges, +QA and +QB, are placed a distance r apart and the electrostatic force between them is measured to be +Fel, as shown in the first line of the table below. Then, the two charges and/or distance are changed as indicated in the table, on 3 separate occasions. Fill in the missing value in the box for each of these cases. Separation between charges Electrostatic force 1st charge +QA +3.0QA +5.00A QA 2nd charge +QB +6.0QB +4.0QB -2.0QB r r 2.0r r +Fel +2.0Fel +Fel Fel

Suppose that 2 electric charges, +QA and +QB, are placed a distance r apart and the electrostatic force between them is measured to be +Fel, as shown in the first line of the table below. Then, the two charges and/or distance are changed as indicated in the table, on 3 separate occasions. Fill in the missing value in the box for each of these cases. Separation between charges Electrostatic force 1st charge +QA +3.0QA +5.00A QA 2nd charge +QB +6.0QB +4.0QB -2.0QB r r 2.0r r +Fel +2.0Fel +Fel Fel

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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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

Suppose that 2 electric charges, + and +QB, are placed a distance r apart and the
electrostatic force between them is measured to be +Fel, as shown in the first line of the
table below. Then, the two charges and/or distance are changed as indicated in the table,
on 3 separate occasions. Fill in the missing value in the box for each of these cases.
Separation between charges Electrostatic force
1st charge
+QA
+3.00A
+5.0QA
QA
Check
2nd charge
+QB
+6.0QB
+4.0QB
-2.0QB
r
r
2.0r
r
+Fel
+2.0Fel
+Fel
Fel

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