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Permissibility of Electrical Equipment
Sample test questions for Underground Mine Electrical Certification

Progress Indicator:
Question 1 of 5

1.  The maximum allowable surface temperature of all components on machines approved under schedule 2G is:

  1. 150 degrees centigrade
  2. 300 degrees centigrade
  3. 100 degrees centigrade
  4. 250 degrees centigrade