GATE 2021 Answer Key PE Petroleum Engineering
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GATE 2021 Answer Key PE Petroleum Engineering is available here for free download. Published by IIT for Graduate Aptitude Test in Engineering, this answer key can be viewed online or downloaded as a PDF (4 pages). Candidates preparing for Graduate Aptitude Test in Engineering can use GATE 2021 Answer Key PE Petroleum Engineering to understand the exam pattern, the type of questions asked, and the overall difficulty level.
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GATE 2021 Answer Key PE Petroleum Engineering – Text
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Page 1
Answer Keys and Marks for Subject/Paper: Petroleum Engineering (PE)
1 4 MCQ GA C 1 1/3
2 4 MCQ GA B 1 1/3
3 4 MCQ GA C 1 1/3
4 4 MCQ GA C 1 1/3
5 4 MCQ GA B 1 1/3
6 4 MCQ GA C 2 2/3
7 4 MCQ GA D 2 2/3
8 4 MCQ GA A 2 2/3
9 4 MCQ GA C 2 2/3
10 4 MCQ GA A 2 2/3
1 4 MCQ PE C 1 1/3
2 4 MCQ PE C 1 1/3
3 4 MCQ PE C 1 1/3
4 4 MCQ PE C 1 1/3
5 4 MCQ PE A OR C 1 1/3
6 4 MCQ PE B 1 1/3
7 4 MCQ PE B 1 1/3
8 4 MCQ PE B 1 1/3
9 4 MCQ PE A 1 1/3
10 4 MCQ PE D 1 1/3
Page 2
12 4 MCQ PE C 1 1/3
13 4 MCQ PE B 1 1/3
14 4 MSQ PE A; C; D 1 0
15 4 MSQ PE A; B 1 0
16 4 MSQ PE B; D 1 0
A; C OR A; B;
17 4 MSQ PE 1 0
C
18 4 MSQ PE A; C 1 0
19 4 MSQ PE C; D OR D 1 0
20 4 NAT PE 0.5 to 0.5 1 0
21 4 NAT PE -7 to -7 1 0
22 4 NAT PE 504 to 504 1 0
23 4 NAT PE -0.25 to -0.25 1 0
24 4 NAT PE 960 to 990 1 0
25 4 NAT PE 0.52 to 0.57 1 0
26 4 MCQ PE D 2 2/3
27 4 MCQ PE C 2 2/3
28 4 MCQ PE C 2 2/3
29 4 MCQ PE B 2 2/3
30 4 MCQ PE C 2 2/3
31 4 MCQ PE A 2 2/3
32 4 MCQ PE D 2 2/3
33 4 MCQ PE B 2 2/3
Page 3
35 4 MCQ PE D 2 2/3
36 4 MCQ PE C 2 2/3
37 4 MCQ PE A 2 2/3
B; C;
38 4 MSQ PE OR 2 0
A; B; C
39 4 MSQ PE B; C; D 2 0
40 4 NAT PE 3 to 3 2 0
41 4 NAT PE 2 to 2 2 0
42 4 NAT PE 2.71 to 2.79 2 0
43 4 NAT PE 4 to 4 2 0
44 4 NAT PE 580 to 610 2 0
45 4 NAT PE 5 to 6 2 0
46 4 NAT PE 340 to 360 2 0
47 4 NAT PE 1.36 to 1.50 2 0
48 4 NAT PE 68 to 78 2 0
49 4 NAT PE 6.5 to 7.5 2 0
50 4 NAT PE 2.6 to 3.0 2 0
51 4 NAT PE 32 to 42 2 0
52 4 NAT PE 11 to 14 2 0
53 4 NAT PE 61 to 65 2 0
54 4 NAT PE 15.7 to 16.1 2 0
55 4 NAT PE MTA 2 0
Page 4
Document Details
| Board / Org | IIT |
| Exam | Graduate Aptitude Test in Engineering |
| Type | Answer Key |
| Pages | 4 |
| Language | english |
| Updated | 30 Apr 2026 |