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Question: Answered & Verified by Expert
A hollow metal sphere of radius R is uniformly charged. The electric field due to the sphere at a distance r from the center
PhysicsElectrostaticsNEETNEET 2019 (All India)
Options:
  • A increases as r increases for r<R and for r>R.
  • B zero as r increases for r<R , decreases as r increases for r>R.
  • C zero as r increases for r<R , increases as r increases for r>R.
  • D decreases as r increases for r<R and for r>R.
Solution:
2465 Upvotes Verified Answer
The correct answer is: zero as r increases for r<R , decreases as r increases for r>R.
Inside the sphere, electric field is zero.
Outside the sphere, electric field is E=14πε0Qr2
It decreases with r, outside the sphere.

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