GATE 2025 Answer Key Instrumentation Engineering (IN)

Answer Key for Instrumentation Engineering (IN) Q. No. Session Q. Type Section Key/Range Marks 1 2 MCQ GA C 1 2 2 MCQ GA C 1 3 2 MCQ GA A 1 4 2 MCQ GA A 1 5 2 MCQ GA B 1 6 2 MCQ GA B 2 7 2 MCQ GA B 2 8 2 MCQ GA A 2 9 2 MCQ GA D 2 10 2 MCQ GA C 2 11 2 MCQ IN A 1 12 2 MCQ IN A 1 13 2 MCQ IN D 1 14 2 MCQ IN C 1 15 2 MCQ IN D 1 16 2 MCQ IN B 1 17 2 MCQ IN A 1 18 2 MCQ IN A 1 19 2 MCQ IN A 1 20 2 MCQ IN A 1 21 2 MCQ IN A 1 22 2 MCQ IN D 1 23 2 MCQ IN C 1 24 2 MCQ IN A 1 25 2 MCQ IN A 1 26 2 MCQ IN C 1 27 2 MCQ IN D 1 28 2 MCQ IN B 1 29 2 MCQ IN B 1 30 2 MCQ IN A 1 Page 1 of 2

31 2 MSQ IN B;C;D 1 32 2 NAT IN 2 to 2 1 33 2 NAT IN 2 to 2 1 34 2 NAT IN 125 to 125 1 35 2 NAT IN 3.90 to 4.10 1 36 2 MCQ IN B 2 37 2 MCQ IN D 2 38 2 MCQ IN C 2 39 2 MCQ IN C 2 40 2 MCQ IN A 2 41 2 MCQ IN A 2 42 2 MCQ IN C 2 43 2 MCQ IN A 2 44 2 MCQ IN C 2 45 2 MCQ IN C 2 46 2 MCQ IN A 2 47 2 MCQ IN B 2 48 2 MCQ IN A 2 49 2 MSQ IN A;B 2 50 2 MSQ IN A;B;C 2 51 2 MSQ IN A;C 2 52 2 NAT IN 0.72 to 0.76 2 53 2 NAT IN 1.75 to 1.85 2 54 2 NAT IN 5 to 5 2 55 2 NAT IN 24.5 to 25.5 2 56 2 NAT IN 1.55 to 1.65 2 57 2 NAT IN 4.00 to 4.40 2 58 2 NAT IN 2160 to 2210 2 59 2 NAT IN MTA* 2 60 2 NAT IN 31.00 to 31.50 2 61 2 NAT IN 9 to 9 2 62 2 NAT IN 4.5 to 5.5 2 63 2 NAT IN 4.60 to 5.00 2 64 2 NAT IN 1.50 to 1.54 2 65 2 NAT IN 590 to 610 2 *MTA= Marks To All Page 2 of 2