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A hemisphere is uniformely charged positively. The electric field at

a point on a diameter away from the centre is directed
(a) perpendicular to the diameter
(b) parallel to the diameter
(c) at an angle tilted towards the diameter
(d) at an angle tilted away from the diameter

Physics - Exemplar Problems

Chapter 1. Electric Charges and Fields


The answer is (a)perpendicular to the diametre.
0 0 0
It is 0 all around inside a hoollow sphere
0 0 0
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