In DC motors, under trailing pole tips, the flux density will

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In DC motors, under trailing pole tips, the flux density will:

  1. Decrease
  2. Increase
  3. Either of above
  4. None of above

Correct answer: 1. Decrease

Explanation: For DC motor main field flux and armature flux will oppose each other under trailing pole tips. When the armature flux leaves the main pole it opposes the main field flux.

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