1. Which of the following prime characteristic the nonel blasting has?
2. The main purpose of self rescuer is to enable the wearer to escape through an atmosphere resulting after a . . . . . . . . or after an . . . . . . . . in a mine.
3. Cyclone, bag filter and scrubber can be used for control.
4. A two phase system in which an inner or dispersed phase is distributed in an outer called
5. The secondary barrier also called
6. The dust generally not used for spraying in coal faces.
7. The tubs capacity in direct rope haulage varying from when pedestal bearing are used.
8. No percentage of firedamp is explosive, when the percentage of oxygen is . . . . . . . . or less as per coward diagram.
9. Wedge cut pattern commonly used for . . . . . . . .
10. ANFO initiated by No. 8 detonator, in non mining practice.
Read More Section(Drilling and Blasting)
Each Section contains maximum 100 MCQs question on Drilling and Blasting. To get more questions visit other sections.
- Drilling and Blasting - Section 2
- Drilling and Blasting - Section 3
- Drilling and Blasting - Section 4
- Drilling and Blasting - Section 5
- Drilling and Blasting - Section 6
- Drilling and Blasting - Section 7
- Drilling and Blasting - Section 8
- Drilling and Blasting - Section 9
- Drilling and Blasting - Section 10