Coal India Important Question Mining Engineering

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Coal India Important Mining engineering questions...! here below...!!!

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1) The book "When Coal Turned Gold- Making of a Maharatna Company"  has been written by...?

Ans: Sri Partha Sarathi Bhattacharya

2) How many Maharatna and Navratna companies there are in India?

Ans: 8 Maharatna and 16 Navratna

3) CIL has recently signed an MoU (Memorandum of Understanding) for formation of Joint Venture for Solar Generation and Thermal Power Projects?

Ans: Naively Lignite Corporation

4)Foreign Subsidiary of CIL?

Ans: Coal India Africana Limitada (CIAL)

5) Coal India produces around ....................% of country's total output.

Ans:  84%

6) What s meant by GPS?

Ans: Global positioning System

7) National committee of ST was formed in.

Ans: 2003

8) Under the payment of Gratuity Act, 1972, which of the following forms s used to change the nomination at any stage of time any an employee?

Ans: Form G/H

9) Which Subsidiaries of CIL has the highest No. of Execute posted as on May, 2018?

Ans: SECL

10) At present, which is the only state in India where 69% of SC/ST reservation is given?

Ans: Tamil Nadu

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Mining Engineering...!

MINING ENGINEERING INTERVIEW QUESTIONS (20-29)

MINING ENGINEERING IMPORTANT QUESTIONS

QUESTIONS ARE BELOW: (20 - 29)

20) What is the name of the place, where explosives are stored for issuance to an authorized person?

Ans: Magazine

21) Which section of the Mines Act, 1952 incorporates the provision of exemption regarding hours of employment above and below the ground?

Ans: Section 38

22) In Indian mining perspective, a coal seam is defined as thick seam if its thickness is....?

Ans More than 4.8m

23) Which section of the Mines Act prohibits the employment of women in U/G mines?

Ans: Section 48

24) What is the measuring of blasting zone in an open cast mine?

Ans: 500 m

25)As per CMR, 1957, a competent person in relation to any work in a mine means a persons who has attend the age of....?

Ans: 20 years

26) In which Form under the MA, 1952, the Owner, Agent or Manager of a mine in bound to submit the annual return of the mine to the Inspector/ Chief Inspector?

Ans: Form T

27) How many days in advance, an Owner,Agent or Manager of a mine shall give notice, if they wish to abandon the work of a mine?

Ans: 40 days advance notice

28) What is the main objective of CIL Safety Policy?

Ans: Zero Harm potential

29) What is a 'production cycle' in an U/G mining?

Ans: The operation of cutting , drilling, blasting is called the production cycle

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IMPORTANT QUESTION FOR MINING ENGINEERING QUESTIONS AND ANSWERS

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11) Blasting gallery method of coal mining is not suitable for working seam having thickness less than.......?

Ans: Less than 7 meter

12) What should be the minium shelter area under the provisions of Mines Rules, 1955?

Ans: 14 Sq. meter

13) Which mining equipment is suitable for over casting operation?

Ans: Dragline

14) Which section of the Mines Act, 1952 and rule of the mines rules 1955 restricts the employment of persons for not more then 6 days in  week?

Ans: Section 28 of the Mines Act & Rule 47 of MMR, 1955

15) First Mines Rescue Station in India was set up at...?

Ans: Sitarampur, west Bengal

16) In which area of a mine, chances of air blast is maximum?

Ans: Blasting Gallery

17) In mining terms, joining of two winding rope is called....?

Ans: Splashing

18) Who shall be held responsible for complying the provisions of regulation 177 of the coal mines regulations, 1957?

Ans: ShortFirer

19) Which device is used to mesure the cooling power of the air in mining perspective?

Ans: Kata Thermometer

20).  What is the meaning of depillaring in reference of coal mining?

Ans: Extraction of coal from the pillars formed during the process of develpoment.

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IMPORTANT MINING QUESTIONS AND ANSWERS... 😀

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QUESTIONS AND ANSWERS 

1) Board & Pillar method of mining is also called....?

Ans: Room & Pillar and Stall Method

2) In which form under the Mines Act, 1952 the date of termination of employment in respect of an employed record?

Ans: Form B

3) In case of any difference in opinion between Workmen's Inspector Owner, Agent or Manager of the mine in regard to some operation, the matter is referred for mediation to.......?

Ans: Chief Inspector of the mine

4) Which mine machinary is used in mechanized long wall face?

Ans: Powered supoort system

5) Who act as Secretary of the Safety Committee?

Ans: Safety Officer

6) Board & Pillar method is generally carried out by how many method?

Ans: By two operation - Development & Depillaring Method

7) Under which Rule of Mine Rules, 1955 constitutio of a statutory safety committee has been made mandatory where 100 worker are generally employed in a mine?

Ans: Rule 29 (T)

8) Long wall mining method is generally carried out by how many method?

Ans: Long Wall Advancing & Long Wall Retreating

9) In an U/G mine, who shall inform the manager about the changes in barometric pressure?

Ans: Ventilation Officer

10) Which instrument is used for measuring the Coal dust in mines?

Ans: Personal Dust Sampler (PDS) & Gravimetric Dust Sampler (GDS)

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MINING ENGINEERING 

MINING ENGINEERING COAL INDIA IMPORTANT QUESTIONS

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COAL INDIA IMPORTANT QUESTIONS 

HERE THE QUESTIONS FOR YOU MINING ENGINEERS   (Q1  to Q10) AND 

(ANSWERS ARE BELOW THE QUESTIONS)  

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Q1) 

1) Which of the following equipments are chain mounted ?

a)Side discharge loader (SDL)

b)Load haul dumper (LHD)

c)Both

d) None

 
Q2)

2) Which of the following is Mass Production technology for UG ?

a)SDL

b)LHD

c)PSLW

d)All

Q3)

3) Which of the following equipment can be tyre mounted ?

a)Pay loader

b)Grader

c)Dozer

d)All

Q4)

4) Which of the following company has deployed the largest

 

size Shovel-Dumper combination (42cum = 240T) in CIL ?

a)SECL

b)MCL

c)CCL

d) NCL

Q5)

5) Which OCP has deployed largest capacity Shovel Dumper combination in CIL ?

a)Gevra

b)Dipika

c)Jagannath

d)Piparwar

Q6)

6) What is the largest size of Rope Shovel in CIL ?

a)10cum

b)20cum

c)30cum

d)42cum

Q7)

7) What is the largest size of Dumper in CIL ?

a)170T

b)240T

c)360T

d)400T

Q8)

8) What is the largest size of Rope Shovel in World ?

a)63cum

b)50cum

c)42cum

d)35cum

Q9) 

9) What is the largest boom length of Dragline in the World ?

a)133 m

b)150 m

c)100 m

d)50 m

Q10)

10) What is the largest size of Hydraulic Shovel in CIL ?

a)18cum

b)12cum

c)11.5cum

d)9.5cum

ANSWERS FOR ABOVE QUESTIONS 

Q1)    A         Q2)    C         Q3)    D         Q4)   A          Q5)     A

Q6)     D        Q7)   B         Q8)     A         Q9)      A     Q10)    A 

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MINING ENGINEERING

WELCOME TO  MINING ENGINEERING 

HERE THE QUESTIONS FOR YOU MINING ENGINEERS   (Q1  to Q10) AND 

(ANSWERS ARE BELOW THE QUESTIONS)  

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Q1) 

The percentage of extraction of coal from a pillar of 30m x 30 m center to center with roadways 4m wide is ?

1)  30

2)  28

3)  22

4)  25

 
Q2)

While working seams steeper than 1 in 4 except the haulage dip the cross connections between the levels should be?

1)  on mild gradient

2)  provided with steps

3)  straight aligned

4)  staggered

Q3)

Overriding of pillars and stooks and premature collapse in the depillaring area is due to presence of?

1)  Weak strata

2)  Water bearing strata

3)  Strong thick massive sandstone

4)  strong coal

Q4)

The limiting gradient for longwall method is?

1)  0 to 20 deg

2)  10 to 30 deg

3)  20 to 40 deg

4)  30 to 40 deg 

Q5)

The first indication of roof weighting for regular fracturing roof in goaf is?

1)  Prop when tapped with stick produce dull and dummy sound

2)  lid over the prop bends

3)  rumbling sound in goaf

4)  penetration of prop into floor

Q6)

In longwall advancing the gate roads extend slightly beyond the face and the extended portion of the gate is called?

1)  Buttok

2)  Tail gate

3)  Stable

4)  Packwall 

Q7)

The walls by which the roof over the goaf is partially or completely supported are called?

1)  Stalls

2)  Ribs

3)  Packwalls

4)  None

Q8)

In longwall advancing stables are usually ... ahead of the face?

1)  6 - 8

2)  8 - 10

3)  4 - 6

4)  10 - 12

Q9) 

A face is along the strike is preferable for stowing in seams dipping more than ?

10  1 in 10

2)   1 in 8

3)   1 in 6

4)   1 in 5 

Q10)

Where sand stowing is adopted for stowing the goaf the maximum distance between the packed goaf edge adn the face is restricted generally....m for proper roof control?

1)  3m

2)  5m

3)  6m

4)  8m

ANSWERS FOR ABOVE QUESTIONS 

Q1)    4         Q2)    4        Q3)    3        Q4)   1        Q5)     1

Q6)     3        Q7)  3          Q8)    2         Q9)    4      Q10)    3  

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WELLCOME