Type Here to Get Search Results !

Translate

THICK SEAM WORKING MULTIPLE CHOICE QUESTIONS

1. The thickness of the one slice in multisection extraction of thick seams?





2. Inclined slicing in decending order is applicable if the seam inclination is?





3. Roadway reultilisation is possible in .......... longwall face?





4. maximum voltage is required for the longwall face?





5. Horizontal slicing method is applied if the seam thickness is?





6. The minimum thickness of the seam for adopting Blasting gallery method is?





7. The charge per hole in the BG method is?





8. The percentage of recovery in BG method is?





9. The holes in BG method are inclined .......... deg from the vertical towards the goaf?





10. In BG method the supports are installed upto ........... m from the face





Post a Comment

0 Comments
* Please Don't Spam Here. All the Comments are Reviewed by Admin.

Top Post Ad

Below Post Ad

avatar
Admin Welcome to Mining Junction, if you have anything to ask please via our WhatsApp
MINING JUNCTION Hi there! Hello, Can I help you?
:
Chat WhatsApp