Question
Asked Jan 18, 2020
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Consider two charges, where one (+1.30 nC) is at the origin and the other (-1.69 nC) is at the position x = 4.31 cm.

Find the x-coordinate where a proton would experience zero net force.

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Expert Answer

Step 1

Write the expression to find the force on charge q due to charge q1. It will be in positive x direction as the positive charge will repel the proton.

Physics homework question answer, step 1, image 1
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Step 2

Write the expression to find the force on charge q due to charge q2. It will be in negative x direction as the negative charge will attract the proton.

Physics homework question answer, step 2, image 1
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Step 3

As the net force on the proton is zero, compare both t...

Physics homework question answer, step 3, image 1
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