Question

A test charge of +3 uC is at a point P where the net electric field due to other charges is directed to the right and has a magnitude of 4 x 106 N/C

 A test charge of +3 uC is at a point P where the net electric field due to other charges is directed to the right and has a magnitude of 4 x 106 N/C. If the test charge is replaced with a charge of -3 μC, what happens to the electric field at P?

  •  The field has the same magnitude as before, but changes direction.

  •  The field increases in magnitude and changes direction.

  •  The field remains the same.

  •  The field decreases in magnitude and changes drection.



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Answer #1

Correct answer is :- The field remains the same.

The changing of test charge will not affect the arrangement and magnitude of other charges in any way. So magnetic field at that point due to other charges will remain same.

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Answer #2
The electric field is unaffected
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answered by: anonymous
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