How much time a drag line may take to complete a cycle for a single pass.
A. 30 sec
B. 1 min
C. 1 min 45 sec
D. 3 min
Answer: Option C
This Question Belongs to Mining Engineering >> Opencast Mining
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Which test determines the sensitivity of explosive to shock and impact.
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The mining method which does not distroy the land for agriculture and residential purposes.
A. Striping
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B. 3 to 4.5
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D. None
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