In every underground coal mine the average monthly output of which exceeds 'A', the manager shall be assisted by a Safety Officer. 'A' is given by
A. 2500 t
B. 5000 t
C. 7500 t
D. 10000 t
Answer: Option B
A. 2500 t
B. 5000 t
C. 7500 t
D. 10000 t
Answer: Option B
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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