91. What happens if more than one auxiliary fan employed in one ventilation district.
92. It is a process of giving sufficiently voilent shock to the explosive charge to bring almost rearrangement of atoms called . . . . . . . .
93. At Sudhamdih colliery the main coal winding shaft finished diameter is . . . . . . . .
94. The lowest temperature at which the fine dry coal dust can be ignited and can cause the flame to travel through out the dust air mixture is . . . . . . . .
95. The reducing valve in self contained breathing apparatus, reduces the pressure supplied to the wearer and ensures of . . . . . . . . O2/minutes.
96. First conference of safety in mines held in the year.
97. When stemming is insufficient then there is chance of
98. Power output of the fan called . . . . . . . .
99. The corrugated hose pipe connected to hose masks forms an air . . . . . . . .
100. CO2 absorbent known as . . . . . . . .
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 1
- 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 9
- Drilling and Blasting - Section 10