Samples of dust collected to a depth not exceeding . . . . . . . . millimeters on the roof and sides and to a depth not exceeding . . . . . . . . millimeters on floor.
A. 20, 25
B. 20, 15
C. 10, 5
D. 5, 10
Answer: Option D
This Question Belongs to Mining Engineering >> Mine Legislation And General Safety
Related Questions on Mine Legislation and General Safety
Combustable oils or materials not used for filling in . . . . . . . . Equipment
A. Hydraulic
B. Chemical
C. Biological
D. Eletrical
Out of the following belt conveyor related items which one is provided for safety for the persons?
A. Loop-take-up
B. Idler set
C. Audio-visual alarm
D. sequential control switch
Join The Discussion