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Mr. Dubey • 100.64K Points
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Q. Prods are being used to magnetize a weld area. When dry powder is dusted on the surface, it is observed that there is no mobility of the particles. What is the most probable reason for this observation?

  • (A) The magnetizing current is not high enough
  • (B) The flux density is too low
  • (C) DC is being used
  • (D) All of the above are possible reasons
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