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This question belongs to Mining Engineering Coal Mining Regulation In India

Coal Mining Regulation in India

?

The height of any bench in coal shall not exceed . . . . . . . . the breadth there of shall not be less than the . . . . . . . .

A) 3 m, height B) 2 m, toe C) 3.5 m, floor D) 3.8 m, subgrade drilling

Answer & Solution

Correct Answer: Option A

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