41. Non cap sensitive explosive is also known as
42. It is the rate at which the detonation wave passes through a column of explosive
43. Handwheel type bye pass valve fitted in proto . . . . . . . .
44. Which of the following has poor water resistant property?
45. The Type booster occupy only 1-2% of total explosive charge
46. Strength of any weight of explosive compared with the same weight of . . . . . . . .
47. The temperature of the sealed of fire area is increasing or decreasing observed by means of . . . . . . . .
48. A person inhales . . . . . . . . l/min oud O2 consumption l/min . . . . . . . . during rest.
49. The reversal prevents the smoke and fumes from reaching the working.
50. In which of the following case the conditions requiring use of permitted explosives has not been made mandatory?
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 8
- Drilling and Blasting - Section 9
- Drilling and Blasting - Section 10