engineering

Graduate Aptitude Test in Engineering — Instrumentation Engineering

IIT Roorkee (2027) · Online (CBT) · Annual (February)

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GATE IN Syllabus

Complete chapter-wise syllabus covering all subjects. Updated as per official exam pattern.

Mole Concept

Mole Calculations, Empirical Formula, Limiting Reagent, Concentration Terms

Atomic Structure

Bohr's Model, Quantum Numbers, Electronic Configuration, Photoelectric Effect

Chemical Bonding

VSEPR Theory, Hybridization, Molecular Orbital Theory, Resonance

States of Matter

Ideal Gas Law, Kinetic Theory, Real Gases, Liquid State

Chemical Thermodynamics

Enthalpy, Entropy, Gibbs Free Energy, Hess's Law

Equilibrium

Chemical Equilibrium, Ionic Equilibrium, pH and Buffers, Solubility Product

Electrochemistry

Electrochemical Cells, Nernst Equation, Electrolysis, Conductance

Chemical Kinetics

Rate Laws, Order of Reaction, Arrhenius Equation, Half-Life

Solutions

Raoult's Law, Colligative Properties, Osmosis, van't Hoff Factor

p-Block Elements

Group 13-18 Elements, Oxoacids, Allotropes, Halides

d and f-Block Elements

Transition Metals, Magnetic Properties, Colour of Compounds, Lanthanoids

Coordination Compounds

IUPAC Nomenclature, Crystal Field Theory, Isomerism, Werner's Theory

General Organic Chemistry

IUPAC Naming, Reaction Intermediates, Inductive Effect, Resonance

Hydrocarbons

Alkanes, Alkenes, Alkynes, Aromatic Compounds

Haloalkanes and Haloarenes

SN1 and SN2, Elimination Reactions, Nucleophilic Substitution

Alcohols, Phenols and Ethers

Preparation, Chemical Reactions, Lucas Test, Kolbe's Reaction

Aldehydes, Ketones

Nucleophilic Addition, Aldol Condensation, Cannizzaro Reaction

Amines

Basicity Order, Diazonium Salts, Carbylamine Test, Azo Coupling

Biomolecules

Carbohydrates, Proteins, Nucleic Acids, Vitamins

About Graduate Aptitude Test in Engineering — Instrumentation Engineering (GATE IN) 2027

The Graduate Aptitude Test in Engineering — Instrumentation Engineering (GATE IN) is one of the most competitive entrance exams, conducted by the IIT Roorkee (2027). Preparing for the GATE IN requires systematic practice, conceptual clarity, and regular self-evaluation. Our platform offers dynamic mock tests, previous years' resolved papers, and AI-enabled analysis to help you secure a top rank.

Frequently Asked Questions

Which PSUs recruit through GATE IN 2027?

GATE IN is accepted by BHEL, BARC, DRDO, ISRO, and various process industries including refineries, chemical plants, and nuclear facilities. Instrumentation engineers are in demand in the automation sector.

What are the key subjects in GATE IN?

Control Systems, Analog Electronics, Measurement & Instrumentation, Signal Processing, and Sensors & Transducers are the most important subjects. Control Systems typically contributes 20+ marks.

Can I apply for GATE EE with an Instrumentation background?

Students with Instrumentation Engineering can appear for GATE IN (their primary paper). They cannot appear for GATE EE unless they have taken EE as their degree. However, GATE IN score is accepted by many EE departments for MTech.

What is GATE IN 2027 expected cutoff?

GATE IN qualifying cutoff for General category is typically around 30-38 out of 100. Competition is moderate — about 20,000 students appear annually with a qualifying rate near 40%.

What research positions can I target with GATE IN?

GATE IN qualifiers are sought by BARC (nuclear instrumentation), ISRO (satellite telemetry), DRDO (defense instrumentation), and CSIR labs. Research in automation, robotics, and IoT also values strong GATE IN scores.

How to Prepare for GATE IN

1

Control Systems is the most important subject — master transfer functions, frequency response, and PID design

2

Analog Electronics overlaps with GATE ECE — if from ECE background, leverage existing knowledge

3

Measurement and Error Analysis has formula-heavy questions — create a formula sheet and practice regularly

4

Signal Processing (Fourier, Laplace, Z-transforms) requires consistent practice of numerical problems

Key Dates

Next ExamFebruary 2027
RegistrationSeptember 2026
ModeOnline (CBT)
EligibilityBTech/BE in Instrumentation Engineering or equivalent
AttemptsNo limit
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