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GATE CH: Plant Design and Economics previous year questions

12 real GATE CH questions on Plant Design and Economics from 2022–2026, with the official answer to each. Try them here, or practise this topic free on Student AI Hub with instant checking and your score.

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Plant Design and Economics in GATE at a glance

Questions
12
1-mark / 2-mark
5 / 7
Numerical (NAT)
7
Multiple select (MSQ)
1

Questions per year: 2026: 2 · 2025: 2 · 2024: 2 · 2023: 3 · 2022: 3.

Plant Design and Economics questions

Each question is shown exactly as in the official paper. Tap “Show answer” to check yourself.

GATE 2026 · Q.29 · 1 mark · MSQ

GATE CH Plant Design and Economics question, GATE 2026 Q.29
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Answer: A, C · see the full paper

GATE 2026 · Q.46 · 2 marks · MCQ

GATE CH Plant Design and Economics question, GATE 2026 Q.46
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Answer: B · see the full paper

GATE 2025 · Q.26 · 1 mark · MCQ

GATE CH Plant Design and Economics question, GATE 2025 Q.26
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Answer: B · see the full paper

GATE 2025 · Q.63 · 2 marks · NAT

GATE CH Plant Design and Economics question, GATE 2025 Q.63
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Answer: 18 to 20 · see the full paper

GATE 2024 · Q.35 · 1 mark · NAT

GATE CH Plant Design and Economics question, GATE 2024 Q.35
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Answer: 57.5 to 57.7 · see the full paper

GATE 2024 · Q.49 · 2 marks · MCQ

GATE CH Plant Design and Economics question, GATE 2024 Q.49
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Answer: C · see the full paper

GATE 2023 · Q.63 · 2 marks · NAT

GATE CH Plant Design and Economics question, GATE 2023 Q.63
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Answer: -4.8 to -4.6 or 4.6 to 4.8 · see the full paper

GATE 2023 · Q.64 · 2 marks · NAT

GATE CH Plant Design and Economics question, GATE 2023 Q.64
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Answer: 11 to 11.8 · see the full paper

GATE 2023 · Q.65 · 2 marks · NAT

GATE CH Plant Design and Economics question, GATE 2023 Q.65
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Answer: 2080 to 2300 · see the full paper

GATE 2022 · Q.25 · 1 mark · MCQ

GATE CH Plant Design and Economics question, GATE 2022 Q.25
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Answer: C · see the full paper

GATE 2022 · Q.35 · 1 mark · NAT

GATE CH Plant Design and Economics question, GATE 2022 Q.35
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Answer: 24.7 to 25.1 · see the full paper

GATE 2022 · Q.61 · 2 marks · NAT

GATE CH Plant Design and Economics question, GATE 2022 Q.61
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Answer: 52 to 54 · see the full paper

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