Q10
The following data are provided for a surface mine to be excavated by a shovel: Production target: 10000 te/shift Available hours per shift: 6 hrs Shovel loading cycles per hour: 106 Bank density of the material mined: 2400 kg/m3 Swing factor at 120° swing: 0.91 Bucket fill factor : 0.64 Utilization of available time: 83% No of working days in a year : 300 No of shifts per day : 3 The size of bucket of the shovel in m3 is
A.
5.55
B.
9.33
C.
11.22
D.
13.55
AnswerAnswer: Option D
Solution
Answer: Option D
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