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Question: Answered & Verified by Expert
If a proton is moved against the coulomb force of an electric field, then
PhysicsElectrostaticsTS EAMCETTS EAMCET 2020 (10 Sep Shift 1)
Options:
  • A work is done by the electric field
  • B energy is used from some outside source
  • C the strength of the field is decreased
  • D the strength of the field is increased
Solution:
1431 Upvotes Verified Answer
The correct answer is: energy is used from some outside source
Due to field, a proton experiences a force in the direction of field.


To move proton against the field an external agency is required to provide energy to the proton.

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