Drilling and Blasting MCQs Questions & Answers

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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-6 section-9

Each section contains 100 MCQs on Drilling and Blasting .

Air velocities in main haulage roads be . . . . . . . . m/sec.

A) 5 B) 10 C) 15 D) 17

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following is used as a fuel in an explosive?

A) sodium nitrate B) sulphur C) sodium chloride D) nitroglycerine

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

In long drifts the gredient and direction of drifts maintain in recent year by using

A) Laser adjusting system B) Ray analyser C) Optical system D) Gyro theodolite

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following person in employees of mines.

A) A person who appointed at residential area of mines B) A person who appointed at gathering point of mine C) A person who appointed apprenticed by mine D) A person who worked with knowledge of Manager

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Auxiliary shafts generally used for . . . . . . . .

A) Hoisting mineral B) Material hoisting C) Ventilation D) Filling material

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Prospecting License, is given for maximum . . . . . . . .

A) 2 years B) 3 years C) 4 years D) 10 years

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

The colour of Ammonium Nitrate.

A) Black B) White C) Red D) Pink

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

The formule for theoritical depression of radial bladed fan will be

A) $$H = \frac{{{U^2}}}{g}$$ B) $$H = \frac{{{V^2}}}{g}$$ C) $$H = \frac{{U{{\cot }^2}\theta }}{g}$$ D) $$H = \frac{{{U^2}}}{{2g}}$$

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Equivalent orifice of mine in reference to the ventilation of the mine is related to

A) Air veolcity of split B) R.H C) Temperature D) Resistance

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

As per CMR 2017, in order to use two types of explosives in any shot-hole, the Manager has to perform which of the following statutory duties?

A) Manager shall see the test trial made in other mine units B) Manager shall frame and enforce standing orders C) Safety Officer shall be advised to discuss it in Safety committee D) Manager shall put it into ISO meeting for decision

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

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Drilling and Blasting MCQs Questions & Answers | Mining Engineering