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Electric Charges and Fields
Question
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A hollow insulating conducting sphere is given a positive charge of 10 μC. What will be the electric field at the centre of the sphere if its radius is 2 metres?
  • Zero
  • 5 NC–1
  • 20 NC–1
  • 8 NC–1

Answer

C.

20 NC–1

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Some More Questions From Electric Charges and Fields Chapter

a) An electrostatic field line is a continuous curve. That is, a field line cannot have sudden breaks. Why not?
b) Explain why two field lines never cross each other at any point?