The following factor is considered for calculation of cycle time of any excavating machine.
A. Swell factor
B. Bucket factor
C. Swing factor
D. Drill factor
Answer: Option C
A. Swell factor
B. Bucket factor
C. Swing factor
D. Drill factor
Answer: Option C
Which test determines the sensitivity of explosive to shock and impact.
A. Rifle bullet test
B. Gap test
C. Ageing test
D. Water resistance test
The mining method which does not distroy the land for agriculture and residential purposes.
A. Striping
B. Open cast
C. Placer
D. Long wall
The output capacity of a drag line with 23 to 30m3 is million cu.m per year is
A. 0.25 to 0.75
B. 3 to 4.5
C. 1.5 to 1.7
D. None
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