A uniformly charged non-conducting disc with surface charge density 10 nC/m 2 has radius…
Physics · Class 12 · CBSE — Electric Charges and Fields
A uniformly charged non-conducting disc with surface charge density 10 nC/m2 has radius R = 3 cm. The magnitude of the electric field at a point P on the perpendicular bisector at a distance 2 cm from the origin of the disc is
- 72 NC-1
- 126 NC-1
- 251 NC-1
- 502 NC-1
Answer
(C) 251 NC -1
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