Question

Negative charge -Q is distributed uniformly around a quarter-circle of radius a that lies in the first quadrant, with the center of curvature at the origin.

Part A:

Find the x-component of the net electric field at the origin.

Part B:

Find the y-component of the net electric field at the origin.

Express your answer in terms of the variables Q , a and appropriate constants.

Step 1

Write the expression for electric field due to point charge.

Step 2

Write the expression for linear charge density.

Step 3

Let take a small element of length ds ...

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