Q6
The open raising employed at an inclination of . . . . . . . . with the horizontal, if strata is stong.
A.
20 - 30°
B.
50 - 80°
C.
40 - 60°
AnswerD.
70 - 90°
Answer: Option C
Solution
Answer: Option C
No explanation is given for this question Let's Discuss on Board