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Mining Engineering · Q217

Drilling and Blasting

Engineering and GATE · Mining Engineering · question 217

Q217

The finished diameter of the shaft varies generally from . . . . . . . .

A.
4.2 - 6.7 m
Answer
B.
3 - 6 m
C.
2 - 8 m
D.
10 - 12 m

Answer: Option A

Solution

Answer: Option A
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