Mining Engineering Gate Yearwise 


Mining Engineering Gate 2021 Questions with Answer

Ques 14 GATE 2021

i) Arun and Aparna are here.
ii) Arun and Aparna is here.
iii) Arun's families is here.
iv) Arun's family is here.
Which of the above sentences are grammatically CORRECT?

A

(i) and (ii)

B

(i) and (iv)

C

(ii) and (iv)

D

(iii) and (iv)


(b) is the correct answer.

Ques 15 GATE 2021

The mirror image of the above text about the X-axis is

A

B

C

D


(b) is the correct answer.

Ques 16 GATE 2021

The author said, "Musicians rehearse before their concerts. Actors rehearse their roles before the opening of a new play. On the other hand, I find it strange that many public speakers think they can just walk on to the stage and start speaking. In my opinion, it is no less important for public speakers to rehearse their talks."
Based on the above passage, which one of the following is TRUE?

A

The author is of the opinion that rehearsing is important for musicians, actors and public speakers.

B

The author is of the opinion that rehearsing is less important for public speakers than for musicians and actors.

C

The author is of the opinion that rehearsing is more important only for musicians than public speakers.

D

The author is of the opinion that rehearsal is more important for actors than musicians.


(a) is the correct answer.

Ques 17 GATE 2021

Some football players play cricket.
All cricket players play hockey.
Among the options given below, the statement that logically follows from the two statements 1 and 2 above, is

A

No football player plays hockey.

B

Some football players play hockey.

C

All football players play hockey.

D

All hockey players play football.


(b) is the correct answer.

Ques 18 GATE 2021

Figure shown relates to the manufacture of roof bolts. With respect to the cost/revenue vs production level, match the appropriate trend line with corresponding description.

A

(P)-(1); (R)-(3); (S)-(2).

B

(P)-(2); (R)-(1); (S)-(3).

C

(P)-(1); (R)-(2), (S)-(3).

D

(P)-(3); (R)-(1); (S)-(2).


(c) is the correct answer.

Ques 19 GATE 2021

A project network consists of the following activities Activity

If the project completion time is 30 days, then the value of 'X', in days, is ________. [in integer]


(5) is the correct answer.

Ques 20 GATE 2021

Tricone roller bit is used with

A

down-the-hole hammer.

B

Jack hammer.

C

rotary-percussive drill.

D

rotary drill.


(d) is the correct answer.

Ques 21 GATE 2021

Resuing method of mining is practiced for

A

thick vein deposit.

B

massive shallow deposit.

C

narrow vein deposit.

D

massive deep-seated deposit.


(c) is the correct answer.

Ques 22 GATE 2021

The equipment used for both drop cut and terrace cut in surface mining is

A

surface miner.

B

shovel.

C

dragline.

D

bucket wheel excavator.


(d) is the correct answer.

Ques 23 GATE 2021

Surface miner does NOT have a

A

differential gear for turning.

B

tensioning arrangement for crawler.

C

scraper plate behind the drum.

D

pick cooling system.


(a) is the correct answer.

Ques 24 GATE 2021

Induced blasting enhances production in

A

sublevel stoping.

B

block caving.

C

cut and fill mining.

D

shrinkage stoping.


(b) is the correct answer.

Ques 25 GATE 2021

NONEL is used as down-the-hole initiator to

A

avoid generation of air overpressure.

B

provide precise delay.

C

avoid deflagration of column charge.

D

reduce ground vibration.


(c) is the correct answer.

Ques 26 GATE 2021

As per MMDR Act 1957, for the allocation of lease of minor minerals

A

the State Government is authorised to give the permit.

B

the Central Government is authorised to give the permit.

C

the State Government is authorised to give permit but with the consent of Central Government.

D

the Central Government is authorised to give permit but with the consent of State Government.


(a) is the correct answer.

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