What is the process of generating current induced by a change in magnetic field called?

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RRB Group D 22 Aug 2022 Shift 1 Official Paper
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  1. electromagnetism
  2. electromagnetic induction
  3. electrical conduction
  4. electromagnetic radiation

Answer (Detailed Solution Below)

Option 2 : electromagnetic induction
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Detailed Solution

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The correct answer is electromagnetic induction.

Key Points

  •  Electromagnetic induction is a current produced because of voltage production (electromotive force) due to a changing magnetic field.
  • This process happens when a conductor is placed in a moving magnetic field (when using an AC power source) or when a conductor is constantly moving in a stationary magnetic field.
  • The factors which influence voltage production are the number of cells and varying magnetic fields.

Additional Information

  •  Electromagnetic Induction was discovered by Michael Faraday in 1831.
  • Some of the applications of electromagnetic induction are as follows: AC generators, Transformers, etc.
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