Home / MCQ Bank / Mining Engineering
Mining Engineering Coal Mining Regulation In India Difficulty: Medium

When any roadway or face in direct line with haulage track and persons may be explosed to danger from runway tubs the effective contrivance provided is . . . . . . . . to prevent such danger.

Select the correct option to test your answer:

More Mining Engineering Questions

According to Koontz and O' Donnell, it is the art of including the subordinates to accomplish their assignments with zeal and confidence After firing shot electrically no person shall re-enter the face until . . . . . . . . min. Air flows at 2 m 3 /s through a forcing fan duct of 0.3 m 2 having uniform cross-section. The duct resistance is 40 Ns 2 m -8 and air density is 1.2 kg/m 3 . The total pressure generated by the fan in Pa is No. of washers employed to make outer glass assembly by air tight. Scrapers are used in coal mines for cutting and transporting the