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GATE Naval Architecture and Marine Engineering Syllabus 2026 - IIT Guwahati has released the GATE 2026 Naval Architecture and Marine Engineering on the official website, gate2026.iitg.ac.in. Candidates can check the GATE Naval Architecture and Marine Engineering syllabus 2026 on this page. The syllabus lists the topics that will be tested in the GATE exam. Knowledge of the GATE 2026 syllabus helps candidates allocate their time wisely and focus on the relevant topics to increase their chances of success in the exam. The authority will conduct the GATE 2026 exam on February 7, 8, 14 and 15, 2026. Candidates can refer the GATE 2026 NM syllabus to know the important topics chapter-wise.
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The GATE Naval Architecture & Marine Engineering 2026 syllabus includes chapters such as Applied Mechanics and Structures, Fluid Mechanics and Marine Hydrodynamics, Naval Architecture and Ocean Engineering & Thermodynamics and Marine Engineering. Moreover, candidate must be aware of the GATE 2026 exam pattern to plan their preparation strategy.
The GATE 2026 General Aptitude syllabus is common for all 30 papers. Aspirants can check the GATE 2026 syllabus for General Aptitude (GA) below.
Chapter | Topics |
GATE GA Syllabus for Verbal Aptitude |
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GATE GA Syllabus for Quantitative Aptitude |
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GATE GA Syllabus for Analytical Aptitude | Logic: deduction and induction, Analogy, Numerical relations and reasoning |
GATE GA Syllabus for Spatial Aptitude | Transformation of shapes: translation, rotation, scaling, mirroring, assembling, and grouping paper folding, cutting, and patterns in 2 and 3 dimensions |
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GATE Engineering Mathematics is a compulsory section of the paper. The engineering mathematics section has a weightage of 13% in the GATE question paper. Candidates can check the detailed GATE Engineering Mathematics syllabus for Naval Architecture and Marine Engineering below.
The authority has updated the GATE syllabus pdf on the official website, gate2026.iitg.ac.in. Aspirants can follow the syllabus to know the important topics chapter-wise and plan the preparation accordingly.
Topics | Sub topics |
Applied Mechanics and Structures | Engineering Mechanics Free-body diagrams and equilibrium; trusses and frames; virtual work; kinematics and dynamics of particles and rigid bodies in plane motion; impulse and momentum (linear and angular) and energy formulations. Mechanics of Materials Stress and strain, elastic constants, Poisson’s ratio; Mohr’s circle for plane stress and plane strain; shear force and bending moment diagrams; bending and shear stresses; torsion; Euler’s theory of columns; energy methods; theories and failure, material testing methods. Vibrations Free and forced vibration of damped and undamped systems, single and multi DOF systems. Machine Design Design for static and dynamic loading; Design of machine elements such as shafts, gears, rolling and sliding contact bearings; Joining techniques such as bolting, riveting and welding. |
Fluid Mechanics and Marine Hydrodynamics | Fluid Mechanics: Fluid properties; fluid statics, stability of floating bodies; Conservation laws: Mass, momentum and energy (Integral and differential form); Dimensional analysis and dynamic similarity; sources, sinks, doublets, line vortex and their superposition; Stoke’s integral theorem. Generalised Bernoulli’s equation, sources, sinks, dipole, Flow with circulation, potential flow with rotational symmetry, hydrodynamical lift,-Joukowski theorem. Vortex motion- Fundamental concepts, vortex analogy to Biot-Savart’s law, straight parallel vortex filaments, vortex sheets. Viscous flowNavier-Stokes equations, Couette flow, Plane poiseuille flow. Equation of continuity, Euler‘s equation, Bernoulli‘s equation, Viscous flow of incompressible fluids, elementary turbulent flow, boundary layer, flow through pipes. Boundary layer theory- Prandtl’s boundary layer equations, criterion for separation, Blasius solution, Skin friction, displacement thickness, momentum thickness, Turbulent boundary layer, Boundary layer control. Airfoils- Lift, drag, circulation, pressure distribution-theory of thin aerofoils, wings of infinite and finite span, circulation distribution, Cavitation. Vorticity and Kelvin’s theorem, Potential flow theory, Sources, Sinks and Doublets, hydrodynamic forces in potential flow, D’Alembert’s paradox, added-mass, slender-body theory, hydrodynamic model testing, scaling laws, application of potential theory to surface waves, energy transport, wave/body forces, linearised theory of lifting surfaces. |
Naval Architecture and Ocean Engineering | Ship geometry and physical fundamentals - Archimedes’ principle, buoyancy and weight of ship, laws of flotation, heel and trim, stable and unstable equilibrium of ships, importance of streamlined hull shape, ship main particulars, hydrostatic calculations, Stability and trim of Ships: Statical stability at small angles of heel, Inclining experiment. Shift of centre of gravity due to addition or removal of mass, transverse movement of mass and effect, Free surface effect, Effect of suspended mass, Stability at large angles of heel, angle of loll, curves of statical stability, dynamical stability, Probabilistic and deterministic Damage Stability Different Characteristic curves of dynamic stability. Floodable length calculations and curves. Loss of stability due to grounding, docking stability. Resistance & Propulsion: Components of ship resistance, form factor, hull roughness, model testing and ship resistance prediction methods, tank wall effects, determination of ship resistance, different series test results, resistance of advanced vehicles, appendage and added resistance. Geometry of screw propeller, propeller theories, hull-propeller interactions, different propulsive efficiency definitions. Propeller cavitation and effects. Propeller design and series. Open water and self-propulsion model tests. Different types of propellers and their working principles. Propeller material, strength and manufacturing.Unconventional propellers Ship Manoeuvring and Motions: Ship path keeping and changing, equations of motion, linearised equations and control fixed stability indexes, model tests. Stability and control in the horizontal and vertical planes – definitive manoeuvres and sea trials. Rudder hydrodynamics, design and operation. Influence of propeller, hull, appendages etc. on rudder performance. Experimental methods for the determination of hydrodynamic derivatives. Ocean waves – regular, irregular, trochoidal. Wave spectrum, encounter frequency. Types of ship motions, coupled and non-coupled motions, equations of motion. Dynamic effects of ship motion in a seaway. Different ship motion stabilisers – passive and active. Different numerical and experimental methods to determine ship motions – strip theory, BEM, FEM. Seakeeping features of high performance marine vehicles. Ship Structures & Strength: Shipbuilding materials, joining techniques, ship structural and framing systems – bottom, side, deck, bulkhead, end structures, and structural connections. Primary and secondary structural members, superstructure, hatch covers, machinery foundations, cargo handling systems and support structures. Loads acting on ships in seaway, longitudinal and transverse strength considerations and estimation methods. Strength of hull girder, stiffened plate analysis, torsion of hull girder, deformation and stresses, local strength analysis; Reliability analysis and ultimate strength of hull girder, structural vibrations, fatigue and fracture. Physical Oceanography: Physical properties of seawater, Different types of ocean waves - tides and wind waves, and their importance. Offshore Structures: Fixed offshore platforms - Jackets, Gravity platforms; Floating platforms - semi-submersibles, jack-ups, TLPs, FPSOs; Mooring, station keeping. Port and Harbour Engineering: Ports and Harbours, Port structures - Jetties, Dolphins, Liquid berths, Dredging, Navigation |
Thermodynamics and Marine Engineering | Thermodynamics: First law of thermodynamics - Closed system undergoing a cycle; closed system undergoing a change of state; Internal energy of a system; Expansion work; Process using ideal gas - constant pressure, constant volume, isothermal; adiabatic and polytropic process -work done and heat added in different process; First law applied to one - dimensional steady flow process, flow energy, steady flow energy equation (ID). Second law of Thermodynamics - Different statements; Reversible and irreversible process; Corollaries of second law - Absolute temperature scale; Carnot cycle - Carnot engine, refrigerator and heat pump. Clausius inequality and definition of entropy, change of entropy of an ideal gas; Gas power cycles and I.C.Engines; Gas power cycles: Carnot cycle, Brayton cycle, Erricson cycle, Sterling cycle etc.; Air standard cycles- Otto- Diesel, Dual and Joule cycle; Evaluation of thermal efficiency and mean effective pressure; Internal Combustion engine - Classification of I.C. engines -Principle of operation of spark Ignition and Compression Ignition engines both two stroke and four stroke; Stages of combustion in S.I. and C.I. engines; Knocking and detonation-factors controlling knock and detonation, methods of preventing Knocking and detonation; Refrigeration - principle of operation of Simple vapour compression system, Comparison with vapour compression systems; Air conditioning principles - Sensible heating and cooling, Humidification and dehumidification, Cooling and humidification, Cooling and dehumidification- Heating and humidification, Heating and dehumidification, Adiabatic mixing of air streams –cooling and heating load calculation. Marine Diesel Engines: General engine principles, Low speed and medium speed diesel engines, Two and Four stroke engines, Scavenging and turbocharging, Fuel oil system, Lubricating oil systems, cooling systems, torque and power measurement, Starting air systems and reversing systems, controls and safety devices, Couplings and Gearboxes, Specific Fuel Consumption. Waste heat recovery system, MARPOL regulations and Energy Efficiency Design Index (EEDI), Ship Energy Efficiency Management Plan (SEEMP). Marine Steam Turbines: Types of turbines, compounding, reheat, turbine construction, rotors, blades, casing, Gland sealing, diaphragms, nozzles, bearings etc. Lubrication systems, expansion arrangements, Gearings. Marine gas turbines – fundamentals of G.T, Structure of gas turbines, gearing, operational features, controls, combined cycles. Nuclear propulsion –physical principles of the operation of nuclear reactors – use of nuclear propulsion on seagoing vessels, Electrical Propulsion, Marine Boilers: Types - fire tube, water tube boilers, Package boilers, Cochran Boilers, Composite boilers, steam to steam generators, double evaporation boilers, exhaust gas heat exchangers, auxiliary steam plant systems, exhaust gas boilers, composite boilers. Boiler mounting, combustion, feed system, feedwater treatment. Engine Dynamics: Torsional vibration of engine and shafting, axial shaft vibration, critical speeds, engine rating, rating corrections, trial tests etc. Relationship of engine to the propeller classification society rules on engine construction, Engine room arrangement. Automation of ship propulsion plants, Maintenance requirements and reliability of propulsion plants. Marine Auxiliary Machinery & Systems: Different types of pumps and piping systems in ships - hot water, drinking water, cooling water and seawater, fuel oil systems, lubricating oil system filters, coolers, centrifuges, purifiers and clarifiers, bilge and ballast systems, sewage disposal, oily water separator, air compressors, boilers, heat exchangers, waste heat recovery systems; Heat, ventilation and air conditioning systems; Dech machinery and cargo handling systems; Propulsions and steering gear systems. |
Also Check:
Knowing the topics that generally carry a high weightage of questions will help to excel in the GATE Naval Architecture and Marine Engineering exam in 2026. Candidates can check the previous year GATE exams and question papers to know the most weightage topics in the GATE syllabus for NM. Below is the GATE syllabus for NM topic-wise weighatge.
Topics | Weightage in % |
General Aptitude | 15% |
Ship Geometry and Physical Fundamentals | 10% |
Hydrostatics and Stability | 15% |
Seakeeping | 10% |
Ship Propulsion and Machinery | 20% |
Ship Structures and Materials | 10% |
Marine Electrical and Electronic Systems | 10% |
Ocean Engineering | 5% |
Books are the best resource to prepare for the GATE exam. Candidates can choose the GATE NM books as per the syllabus. While choosing the best books for GATE NM 2026, ensure the entire is syllabus is covered in the books. Also, the language must be understandable. Candidates will benefit from referring to the books mentioned by the GATE toppers. Candidates can check the best books for GATE NM to prepare well for their GATE exam.
Name of the Book | Author |
Mechanics of Material | RC Hibbeler |
Machine Component and Design | Wiley Publications |
The Hydrodynamics of Waves and Tides with Applications | M. Rahman |
Fluid Mechanics | CS Jog |
Springer Handbook of Ocean Engineering | Springer Publications |
Marine Diesel Engines | Deven Aranha |
Engineering Thermodynamics | P. Chattopadhyay |
Frequently Asked Questions (FAQs)
The GATE 2026 Naval Architecture and Marine Engineering exam will be conducted online.
Candidates can find the complete GATE 2025 Naval Architecture and Marine Engineering syllabus on this page.
On Question asked by student community
To take GATE mock tests, first choose a reliable source like GATE official portal, NPTEL, Made Easy, or ACE Engineering. Sign up or register online to access the full-length tests. Simulate the actual 3-hour exam with proper timing and no distractions. Attempt complete tests to practice time management and exam strategy. After each test, analyze your performance to identify weak areas and revise. Regularly taking 1–2 mocks per week helps improve speed, accuracy, and confidence.
For GATE Life Sciences question banks, you can go for GATE past year's papers to understand the exam style, and you can buy online test series from a coaching site for lots of new practice questions.
you can get question book one from publishers like IFAS or GKP. Also use free online resources like NPTEL and EasyBiologyClass for extra practice and study materials. Good luck!
Here are GATE exam aptitude topics from high to low weightage:
1. English Comprehension & Vocabulary
2.Numerical Ability and Arithmetic
3.Logical Reasoning & Analytical Ability
4.Data Interpretation
5.Geometry & Mensuration basic
6.Algebra basic
7.Probability and Statistics
8.General Knowledge and Miscellaneous Verbal like odd one out, analogy, word usage.
Hello,
Here is the link where you can get required question paper : GATE 2024 EE Question Paper
Hope it helps !
If you are needed to prepare for gate exam from ece batch there 65 questions in exam pattern total marks is 100 here 15% is aptitude general questions then 15% mathematics engineering questions , 70% core subjects you need to concentrate on more core related subject like controls system , signals and system , digital circut these topics covers most of the basics but you need to prepare more topics in core subjects and create a structure plan for yourself dialy attend mock test with time duration these steps will help to prepare very easily.
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