PA Mining Law - Sections 251-260 (1)
Practice test questions for the PA Mine Officials' Exam

Progress Indicator:
Question 3 of 16

3.  Minimum Valve provides approximately __________ flow.

Choices:
  1. 80 psi
  2. .1 To 2.5 mbar
  3. 80 l/min
  4. 2-5 mbar

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