No person shall light a fire or permit a light to be fired in any open cast working within a distance of . . . . . . . . meter from any entrance of mine.
A. 5
B. 10
C. 15
D. 20
Answer: Option C
A. 5
B. 10
C. 15
D. 20
Answer: Option C
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
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