Q21
A dragline is required to remove 3,00,000 m3 of rock per month on the bank volume basis. Consider the following data for the dragline operation. Effective working hours per month = 450 Bucket fill factor = 0.8 Cycle time = 65 s Swell factor of the rock = 1.25 The minimum bucket capacity of the dragline in m3 is
A.
7.70
B.
9.63
C.
12.04
D.
18.80
AnswerAnswer: Option D
Solution
Answer: Option D
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