ExamVeda
Login
Home

Drilling and Blasting MCQs Questions & Answers | Mining Engineering

Learn and practice multiple-choice questions (MCQs) with answers related to Drilling and Blasting. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Drilling and Blasting chapter is particularly important for students studying mining engineering. Page-1 section-4

Each section contains 100 MCQs on Drilling and Blasting .
1
The maximum length of trailing cable is . . . . . . . .
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
2
The breathing bag of self contained breathing apparatus made of . . . . . . . . and divided into . . . . . . . . compartments of proto mark - IV.
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
3
For measuring velocities of air less than 1 m/sec . . . . . . . . is used.
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
4
The primed cartridge to be used in sinking shaft shall be carried by
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
5
Which of the following apparatus is suitable for drilling while approaching water logged underground workings?
Discuss
Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
6
With homotropal ventilation the velocity of air relative to coal is lessas compared to that of . . . . . . . .
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
7
Find the height of motive column, when the temperature of upcast and down cast shafts are 40°C and 30°C respectively and shaft is 350 m deep.
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
8
How you reduce the resistance developed by a ventilation duct.
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
9
Reaction between nitric acid and benzene or tolune compounds yeilds.
Discuss
Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board
10
The high voltage cables from surface to the substation near the pit bottom carries through . . . . . . . .
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board