Q397
A longwall panel with a face height of 3.0 m and face length of 150.0 m is worked in 3 shifts per day employing 40 men per shift. The depth of the web of the shearer cutting coal is 0.5 m. The unit weight of the coal is 1.4 tonne/m3. Two full face cuts are executed per shift. The daily production from the panel in tonne is
A.
945
B.
1240
C.
1890
AnswerD.
2530
Answer: Option C
Solution
Answer: Option C
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