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This question belongs to Mining Engineering Coal Mining

Coal Mining

?

The hydraulic sand stowing the goaf is adopted and the face is along the strike it should be slightly oriented at to provide drainage of water.

A) 1 in 200 B) 1 in 150 C) 1 in 125 D) 1 in 100

Answer & Solution

Correct Answer: Option D

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Question posted by Examveda

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