Q213
If R is the RMR, B is gallery span in meters, D is the rock density in t/m3, what will be the empirieal formula for rock load in ton/m3?
A.
B × D[1.7 - 0.0037R + 0.02R2]
B.
B × D[1.77 - 0.37R + 0.0002R2]
AnswerC.
B × D[1.7 - 0.0037R + 0.002R2]
D.
B × D[1.77 - 0.37R + 0.0002R2]
Answer: Option B
Solution
Answer: Option B
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