A semicircular rod has uniform charge density lambda. Find an expression for the potential at the...

Question

Question

A semicircular rod has uniform charge density lamb

science physics

Answer 1

Answer #1

Let us assume an small element at an angle theta

Charge contained by the element will be = lemda× R ×dtheta

Distance between the element and point X ={ (b- R.sin(theta))² + R.cos(theta)²}^1/2

hence the answer will be d.

Answer 2

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