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This question belongs to Mining Engineering Mine Development And Mining Methods

Mine Development and Mining Methods

?

Which of the following supports is classified as a passive support?

A) Shotcrete B) Steel set C) Rock bolt D) Cable bolt

Answer & Solution

Correct Answer: Option B

Passive support does not actively resist deformation but holds ground in place.The correct answer is: Steel setShotcrete and bolts are considered active supports.Steel sets are common in tunnels with poor ground.

Question posted by Examveda

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