GATE 2025 Naval Marine Engineering Syllabus PDF - Download GATE Naval Marine Engineering Syllabus Topic wise

Updated By Rupsa on 12 Sep, 2024 11:58

IIT Roorkee has released the GATE 2025 syllabus PDF for all 30 papers. There have been no changes in the GATE syllabus 2025. Access the GATE syllabus 2025 PDF from this page.

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GATE 2025 Syllabus for NM

The Indian Institute of Technology Roorkee has released the GATE Naval Architecture and Marine Engineering syllabus 2025 on the official website at gate2025.iitr.ac.in. Aspirants preparing for GATE 2025 should carefully check the Naval Architecture and Marine Engineering (NM) syllabus to become familiar with the subjects and topics, along with their weightage. The GATE NM 2025 syllabus is structured into three main sections. The Engineering Mathematics worth 13 marks and General Aptitude carrying 15 marks are the common section of the GATE syllabus 2025. The maximum weightage is given to Subject Questions related to Naval Architecture and Marine Engineering, worth a total of 72 marks. Together, these sections make up a total of 100 marks for the exam. Key topics in the core GATE NM syllabus 2025 are Applied Mechanics and Structures, Naval Architecture and Ocean Engineering etc. Candidates must start their preparation by reviewing the complete GATE Naval Architecture and Marine Engineering syllabus 2025. This page covers the comprehensive syllabus for the GATE NM paper to help candidates get ready for their preparation. Read on to know the GATE 2025 NM syllabus, important topics, weightage and preparation tips.

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GATE NM Syllabus 2025 Section-Wise Topics

The GATE 2025 NM syllabus is like a document that outlines the sections and topics from which questions will be asked in the exam. It acts like a guide for students required to check before starting the preparation. Find below the detailed GATE Naval Architecture and Marine Engineering syllabus 2025.

Sections

Topics

Sub-Topics

Engineering Mathematics

Determinants and Matrices

Systems of linear equations, eigenvalues and eigenvectors

Calculus

Functions, gradient, divergence, curl, chain rules, partial derivatives, directional derivatives

Integration

Definite and indefinite integrals, line, surface, and volume integrals, theorems of Stokes, Gauss, and Green

Differential Equations

Linear, non-linear, first and higher-order ordinary and partial differential equations, separation of variables

Transforms

Laplace transformation

Complex Analysis

Analytical functions of complex variables

Series and Numerical Methods

Fourier series, numerical methods for differentiation and integration

Probability and Statistics

Probability, statistical analysis

Applied Mechanics and Structures

Engineering Mechanics

Free-body diagrams, equilibrium, trusses and frames, virtual work, kinematics, dynamics of particles and rigid bodies, impulse and momentum (linear and angular), energy formulations

Mechanics of Materials

Stress and strain, elastic constants, Poisson’s ratio, Mohr’s circle, shear force and bending moment diagrams, bending and shear stresses, torsion, Euler’s theory of columns, energy methods, material testing methods

Vibrations

Free and forced vibration, damped and undamped systems, single and multi-DOF systems

Machine Design

Design for static and dynamic loading, machine elements (shafts, gears, bearings), joining techniques (bolting, riveting, welding)

Fluid Mechanics and Marine Hydrodynamics

Fluid Mechanics

Fluid properties, statics, stability of floating bodies, conservation laws (mass, momentum, energy), dimensional analysis, dynamic similarity, Stoke’s integral theorem, Bernoulli’s equation, vortex motion, Navier-Stokes equations, boundary layer theory

Potential Flow Theory

Sources, sinks, doublets, line vortex, hydrodynamic forces, D’Alembert’s paradox, added-mass, slender-body theory, surface waves, energy transport, wave/body forces

Viscous Flow

Navier-Stokes equations, Couette flow, Plane Poiseuille flow, boundary layer control, turbulent boundary layer

Naval Architecture and Ocean Engineering

Ship Geometry and Physical Fundamentals

Archimedes’ principle, buoyancy, laws of flotation, equilibrium, streamlined hull shape, hydrostatic calculations

Stability and Trim of Ships

Stability at small and large angles, inclining experiment, center of gravity, free surface effect, curves of statical and dynamical stability, damage stability, floodable length calculations, docking stability

Resistance and Propulsion

Ship resistance, model testing, propeller theories, hull-propeller interactions, propeller cavitation, design and types of propellers, self-propulsion model tests

Ship Maneuvering and Motions

Equations of motion, ship path keeping and changing, stability and control in horizontal and vertical planes, rudder hydrodynamics, influence of propeller and hull, hydrodynamic derivatives

Ship Structures and Strength

Shipbuilding materials, structural and framing systems, primary and secondary structural members, load analysis, hull girder strength, stiffened plate analysis, structural vibrations, fatigue and fracture

Physical Oceanography

Physical properties of seawater, ocean waves, tides, offshore structures, port and harbour engineering

Thermodynamics and Marine Engineering

Thermodynamics

First and second laws of thermodynamics, gas power cycles, internal combustion engines, refrigeration, air conditioning principles

Marine Diesel Engines

Diesel engine principles, scavenging, turbo charging, fuel and lubricating oil systems, cooling systems, starting and reversing systems, MARPOL regulations, EEDI, SEEMP

Marine Steam Turbines

Types, compounding, construction, lubrication, marine gas turbines, nuclear propulsion

Marine Boilers

Types of boilers, combustion, feed systems, boiler mounting, feed water treatment

Engine Dynamics

Torsional and axial shaft vibration, critical speeds, engine rating, engine room arrangement, automation, maintenance, reliability of propulsion plants

Marine Auxiliary Machinery & Systems

Pumps, piping systems, fuel oil systems, lubricating oil systems, bilge and ballast systems, air compressors, boilers, heat exchangers, waste heat recovery, HVAC, deck machinery, cargo handling systems, propulsion and steering gear systems

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GATE NM Syllabus 2025 for General Aptitude

The General Aptitude section is common for all GATE papers and is an important part of the exam, as it contributes to the overall score. So, it is important for all candidates to prepare well for it. The General Aptitude part comprises questions and topics based on Analytical Aptitude, Verbal Ability, Quantitative Aptitude and Spatial Aptitude. Here is the GATE NM General Aptitude syllabus 2025.

Category

Topics

Analytical Aptitude

  • Logic: Deduction and induction

  • Analogy

  • Numerical Relations and Reasoning

Spatial Aptitude

  • Transformation of Shapes: Translation, rotation, scaling, mirroring, assembling, grouping

  • Paper Folding, Cutting, and Patterns: 2D and 3D patterns

Verbal Aptitude

  • Basic Vocabulary: Words, idioms, phrases in context, reading and comprehension, narrative sequencing

  • Basic English Grammar: Tenses, articles, adjectives, prepositions, conjunctions, verb-noun agreement, other parts of speech

Quantitative Aptitude

  • Elementary Statistics and Probability

  • Mensuration and Geometry

  • Data Interpretation: Data graphs (bar graphs, pie charts, other data representations), 2D and 3D plots, maps, tables

  • Numerical Computation and Estimation: Ratios, percentages, powers, exponents, logarithms, permutations, combinations, series

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GATE 2025 Naval Architecture and Marine Engineering Syllabus PDF

The GATE NM 2025 syllabus PDF provides the detailed syllabus for the Naval Architecture and Marine Engineering paper in the GATE 2025 exam. The syllabus PDF is an essential resource for anyone planning to take the GATE NM exam, as it offers a clear roadmap of what to expect and helps in effective study planning.

GATE NM Syllabus 2025 PDF Download Link

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GATE Naval Architecture and Marine Engineering Syllabus 2025 Important Topics

The GATE syllabus 2025 for Naval Architecture and Engineering is vast, and covering every topic in detail can be overwhelming and time-consuming. By identifying and focusing on important topics, candidates can put their efforts on areas that are most important for the exam. Understanding the GATE 2025 NM syllabus important topics helps to create a strategic approach to the exam. Candidates can decide which sections to tackle first, based on their strengths.

Section 1: Engineering Mathematics

  • Matrices and Determinants: Solving systems of linear equations, eigenvalues, and eigenvectors.

  • Calculus: Gradient, divergence, curl, partial derivatives, and integration techniques.

  • Differential Equations: Ordinary and partial differential equations, particularly first-order and linear equations.

  • Probability and Statistics: Basic probability concepts and statistical methods.

Section 2: Applied Mechanics and Structures

  • Engineering Mechanics: Free-body diagrams, equilibrium of structures, kinematics, and dynamics of particles.

  • Mechanics of Materials: Stress-strain analysis, bending and shear stresses, Mohr’s circle, and theories of failure.

  • Vibrations: Free and forced vibrations of systems, especially single degree of freedom systems.

Section 3: Fluid Mechanics and Marine Hydrodynamics

  • Fluid Mechanics: Conservation laws (mass, momentum, energy), fluid statics, and dynamic similarity.

  • Potential Flow Theory: Sources, sinks, vortex motion, Bernoulli’s equation, and Kutta-Joukowski theorem.

  • Boundary Layer Theory: Prandtl’s boundary layer equations, boundary layer separation, and control techniques.

Section 4: Naval Architecture and Ocean Engineering

  • Ship Stability and Trim: Stability calculations, inclining experiments, free surface effect, and curves of statical stability.

  • Resistance and Propulsion: Components of ship resistance, propeller theories, and propeller design.

  • Ship Structures and Strength: Shipbuilding materials, structural analysis, hull girder strength, and fatigue analysis.

Section 5: Thermodynamics and Marine Engineering

  • Thermodynamics: First and second laws, gas power cycles, and refrigeration cycles.

  • Marine Diesel Engines: Engine principles, fuel and lubrication systems, and MARPOL regulations.

  • Marine Boilers: Types of boilers, steam generation, and feedwater treatment.

GATE NM Syllabus 2025 Topic-Wise Weightage (Expected)

Understanding the GATE 2025 Naval Architecture and Marine Engineering topic-wise weightage allows students to allocate their study time effectively, focusing more on the subjects that carry more weightage. But that does not mean candidates should read only the high-weightage chapters and leave out the rest. They must give equal focus on all topics. Here is a look at the GATE 2025 NM syllabus weightage for various sections and topics. 

Section

Topic

Approximate Weightage of Questions

Engineering Mathematics

Matrices and Determinants

1%

Calculus

5%

Differential Equations

4%

Probability and Statistics

2%

Applied Mechanics and Structures

Engineering Mechanics

5%

Mechanics of Materials

8%

Vibrations

3%

Machine Design

4%

Fluid Mechanics and Marine Hydrodynamics

Fluid Mechanics

15%

Potential Flow Theory

10%

Boundary Layer Theory

5%

Naval Architecture and Ocean Engineering

Ship Stability and Trim

8%

Resistance and Propulsion

8%

Ship Structures and Strength

4%

Thermodynamics and Marine Engineering

Thermodynamics

6%

Marine Diesel Engines

4%

Marine Boilers

2%

How to Prepare for GATE Naval Architecture and Marine Engineering Syllabus 2025

Proper guidance and strategies make the study process more effective and less stressful. Thus, here are useful preparation tips to help students score good marks in GATE 2025 Naval Architecture and Marine Engineering paper. 

  • Start by thoroughly checking the GATE syllabus for Naval Architecture and Marine Engineering. Understand properly the different sections and topics to prioritize your study plan.

  • Familiarize yourself with the exam pattern, including the types of questions (MCQs, NATs), marking scheme, and time management.

  • Break down your study plan into daily, weekly, and monthly goals to track your progress effectively.

  • Pay special attention to key subjects like Engineering Mechanics, Fluid Mechanics, Ship Stability, and Thermodynamics, as these are often heavily weighted in the exam.

  • Solve GATE previous year question papers for Naval Architecture and Marine Engineering to get an idea of the question types and difficulty level. Enroll in mock test series to simulate the actual exam environment.

  • Make short notes and summaries for quick revision during the final days before the exam.

  • Practice solving problems with a timer to enhance your speed and accuracy. Pay attention to minimizing errors, especially in numerical questions where small mistakes can lead to wrong answers.

  • Keep an eye on the official GATE website and other reliable sources for any updates regarding the exam dates, admit card release, and other important notifications.

  • Maintain a balanced diet, exercise regularly, and ensure adequate sleep to keep your mind calm and focused. 

Best Books for GATE NM Syllabus 2025

This section highlights some of the best books that cover the different sections of the GATE 2025 Naval Architecture and Marine Engineering syllabus. Apart from studying the academic textbooks, candidates can practice reference books to explore the chapters in a more detailed manner ensuring there is no gap left. 

Book Title

Author(s)

Ship Design and Construction

The Society of Naval Architects and Marine Engineers

Principles of Naval Architecture

E.C. Tupper

Introduction to Naval Architecture

Thomas C. Gillmer and Bruce Johnson

Marine Hydrodynamics

John J. Van Buren

Ship Stability for Masters and Mates

D. J. House

Marine Engineering

N. R. G. Cannon

The Naval Architect's and Shipbuilder's Pocket Book

G. G. de G. D. Stevens

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