Mine Ventilation MCQs Questions & Answers

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Learn and practice multiple-choice questions (MCQs) with answers related to Mine Ventilation. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Mine Ventilation chapter is particularly important for students studying mining engineering. Page-3 section-5

Each section contains 100 MCQs on Mine Ventilation .

U tube manometers are not useful for measurement of gas velocities below . . . . . . . .

A) 6 m/sec B) 8 m/sec C) 10 m/sec D) 12 m/sec

Discuss

Answer & Solution

Answer: Option D

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

The oil used in flame safety lamps, in line with DGMS approved.

A) kerosene oil B) only petrol C) petrol and kerosene mix D) ESSO solvent BP1425

Discuss

Answer & Solution

Answer: Option B

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

Highest flood level with respect to mine surface level is

A) 1 m B) 1.5 m C) 2.5 m D) 3 m

Discuss

Answer & Solution

Answer: Option B

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

The Non toxic gas is

A) CO B) H₂ C) Water particles D) Carbon dioxide

Discuss

Answer & Solution

Answer: Option A

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

In mine return air depleted in oxygen content and contaminated by . . . . . . . .

A) mine gases B) five C) explosions D) self heating

Discuss

Answer & Solution

Answer: Option A

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

Capacity of power pack in D₆ methanometer

A) 2A B) 2.5A C) 1.5A D) 1.2A

Discuss

Answer & Solution

Answer: Option D

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

Density of air at 15°C and 760 mm Hg is

A) 1.3 kg/m³ B) 1.381 kg/m³ C) 1.218 kg/m³ D) 2.218 kg/m³

Discuss

Answer & Solution

Answer: Option C

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

Mechanical mixture of inflammable gases given of from coal called

A) white damp B) stink damp C) fire damp D) after damp

Discuss

Answer & Solution

Answer: Option C

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

Stink damp relates to

A) H₂S B) CH₄ C) NO₂ D) SO₂

Discuss

Answer & Solution

Answer: Option A

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

The birds are affected much earlier than man by . . . . . . . .

A) CO₂ B) CO C) CH₄ D) H₂S

Discuss

Answer & Solution

Answer: Option B

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

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Mine Ventilation MCQs Questions & Answers | Mining Engineering