Preshift Exam No. 2 Taken from the 2016 NMRA Post 6 Preshift Contest held in Moundsville, WV
Progress Indicator:
Question 1 of 10
1. Each main mine fan shall be examined for proper operation by a __________ person designated by the operator once each day unless a fan monitoring system is used.
Choices:
- Qualified
- Certified
- Trained
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