Metallurgical Engineering Gate Yearwise 



Metallurgical Engineering Gate 2022 Questions with Answer

Ques 1 Gate 2022

Mr. X speaks _________ Japanese _________ Chinese.

A

neither / or

B

either / nor

C

neither / nor

D

also / but


(c) is the correct answer.

Ques 2 Gate 2022

A sum of money is to be distributed among P, Q, R, and S in the proportion 5 : 2 : 4 : 3, respectively. If R gets β‚Ή 1000 more than S, what is the share of Q (in β‚Ή)?

A

500

B

1000

C

1500

D

2000


(c) is the correct answer.

Ques 3 Gate 2022

A trapezium has vertices marked as P, Q, R and S (in that order anticlockwise). The side PQ is parallel to side SR.
Further, it is given that, PQ = 11 cm, QR = 4 cm, RS = 6 cm and SP = 3 cm. What is the shortest distance between PQ and SR (in cm)?

A

1.80

B

2.40

C

4.20

D

5.76


(b) is the correct answer.

Ques 4 Gate 2022

A trapezium has vertices marked as P, Q, R and S (in that order anticlockwise). The side PQ is parallel to side SR.
Further, it is given that, PQ = 11 cm, QR = 4 cm, RS = 6 cm and SP = 3 cm. What is the shortest distance between PQ and SR (in cm)?

A

1.80

B

2.40

C

4.20

D

5.76


(b) is the correct answer.

Ques 5 Gate 2022

Mosquitoes pose a threat to human health. Controlling mosquitoes using chemicals may have undesired consequences. In Florida, authorities have used genetically modified mosquitoes to control the overall mosquito population. It remains to be seen if this novel approach has unforeseen consequences. Which one of the following is the correct logical inference based on the information in the above passage?

A

Using chemicals to kill mosquitoes is better than using genetically modified mosquitoes because genetic engineering is dangerous

B

Using genetically modified mosquitoes is better than using chemicals to kill mosquitoes because they do not have any side effects

C

Both using genetically modified mosquitoes and chemicals have undesired consequences and can be dangerous

D

Using chemicals to kill mosquitoes may have undesired consequences but it is not clear if using genetically modified mosquitoes has any negative consequence


(d) is the correct answer.

Ques 6 Gate 2022

Consider the following inequalities.
(i) 2π‘₯ βˆ’ 1 > 7
(ii) 2π‘₯ βˆ’ 9 < 1
Which one of the following expressions below satisfies the above two inequalities?

A

π‘₯ ≀ βˆ’4

B

βˆ’4 < π‘₯ ≀ 4

C

4 < π‘₯ < 5

D

π‘₯ β‰₯ 5


(c) is the correct answer.

Ques 7 GATE 2022

For a 3x3 matrix, the value of the determinant is -48 and the trace is 8. If one of the eigenvalues is 4, the other two are _______.

A

2,-3

B

1,-3

C

6,-2

D

-4,0


(c) is the correct answer.

Ques 8 GATE 2022

The integral of the function f(x)=0.2+10x2 estimated by the trapezoidal rule with a single segment from x=0 to x=1 is _______ (round off to 1 decimal place).


(5.2) is the correct answer.

Ques 9 GATE 2022

A set of 11(x,y) data points is least-squares fitted to a quadratic polynomial. If the sum of squares of error is 2.4, the variance of error is _______ (round off to 1 decimal place).


(0.3) is the correct answer.

Ques 10 GATE 2022

Titanium is produced commercially by _______.

A

smelting reduction of TiO2

B

thermal dissociation of TiH2

C

reduction of TiCl4 by Mg

D

reduction of TiO2 by H2


(c) is the correct answer.

Ques 11 GATE 2022

Match the following mineral processing operations (Column I) with the corresponding physical principles (Column II)

A

P-2, Q-4, R-1, S-3

B

P-2, Q-3, R-1, S-4

C

P-3, Q-1, R-4, S-2

D

P-1, Q-4, R-2, S-3


(a) is the correct answer.

Ques 12 GATE 2022

Molten steel at 1873 K weighing 100 metric tons is desulfurized using 1250 kg of synthetic slag by equilibration. If the sulfur content in the steel is reduced from 0.015 mass% to 0.0025 mass% the desulfurizing index is _______ (round off to the nearest integer).


(400) is the correct answer.

Ques 13 GATE 2022

A sieve made of steel wire of diameter 53 ΞΌm has an aperture size of 74 ΞΌm. Its mesh number is _______ (round off to the nearest integer).


(201) is the correct answer.

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