Introduction to Mining Engineering MCQs Questions & Answers

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Learn and practice multiple-choice questions (MCQs) with answers related to Introduction to Mining Engineering. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Introduction to Mining Engineering chapter is particularly important for students studying mining engineering. Page-7 section-2

Each section contains 100 MCQs on Introduction to Mining Engineering .

What should be the speed of air current when the wet bulb temperature exceeds 30.5°C?

A) 0.5 m/sec B) 0.7 m/sec C) 0.8 m/sec D) 1 m/sec

Discuss

Answer & Solution

Answer: Option D

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

A sample of 144 items gives a mean value of 45, with a standard deviation of 3. Calculate symmetric confidence limits within which the true population lies with 95% confidence?

A) 41.5 and 42.5 B) 42.5 and 43.5 C) 43.0 and 43.5 D) 44.5 and 45.5

Discuss

Answer & Solution

Answer: Option D

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

One of the important safety feature of cap lamp is

A) cartridge type silver fuse is incorporated B) arrangement to restrict excessive current flow in the event of short circuit C) both of the above D) none of the above

Discuss

Answer & Solution

Answer: Option C

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

The term 'Lay' in wire rope is used to denote

A) weight of wire rope B) direction of laying of wires C) space factor of rope D) direction of movement of rope

Discuss

Answer & Solution

Answer: Option B

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

Quick production can be achieved from

A) retreating long wall mining method B) advance long wall mining method C) jankowice method D) both advancing and retreating method

Discuss

Answer & Solution

Answer: Option B

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

The excess pore pressure in backfill material in a cut and fill stope leads to

A) Reduction in strength of the wall rock B) Enhancement of bearing strength of fill C) Loss of shear resistance of fiII D) Prevention of progressive failure of crown pillar

Discuss

Answer & Solution

Answer: Option C

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

In connection with man winding, the approximate floor area per person in a cage shall be

A) 0.1 sq.m B) 0.2 sq.m C) 0.3 sq.m D) 0.5 sq.m

Discuss

Answer & Solution

Answer: Option B

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

Pocket and wing technique of pillar extraction is relevant to

A) Room and pillar method B) Bord and pillar method C) Wongawilli method D) Shortwall method

Discuss

Answer & Solution

Answer: Option A

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

Who out of the following is not an official but a competent person?

A) overman B) mining sirdar C) shotfirer D) undermanager

Discuss

Answer & Solution

Answer: Option C

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

In-situ ore of 1.5% Cu got diluted with waste rock of value 0.2% Cu. If the resultant extracted ore has 1.2% Cu. What is the percentage of dilution?

A) 30 B) 25 C) 23 D) 20

Discuss

Answer & Solution

Answer: Option A

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

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Introduction to Mining Engineering MCQs Questions & Answers | Mining Engineering