GATE 2025 Syllabus for Naval Architecture & Marine Engineering (NM) - Download Syllabus with Weightage PDF

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Waqar Niyazi

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IIT Roorkee released the syllabus for GATE 2025 Naval Architecture & Marine Engineering on https://iitr.ac.in/gate/. The syllabus for Naval Architecture & Marine Engineering consists of Engineering Mathematics, Applied Mechanics and Structures, Fluid Mechanics and Marine Hydrodynamics, Naval Architecture and Ocean Engineering, and, Thermodynamics and Naval Architecture & Marine Engineering.

The exam is likely to be conducted from February 1-9, 2025, registrations for which will begin in August 2024. You can cover the entire syllabus of Marne Engineering in a minimum of 6 months but it is always advisable to start early.

Subject Syllabus PDF
Gate Humanities & Social Sciences syllabus PDF

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General Aptitude Syllabus

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GATE MN Exam Pattern

Exam Pattern for Naval Architecture & Marine Engineering

The following will be the exam pattern for GATE 2025 Naval Architecture & Marine Engineering, based on the previous year papers and notice by IIT Roorkee.

Section Type Of Questions Number of Questions Distribution of Marks Total Marks
General Aptitude MCQ 10 (5 x 1) + (5 x 2) 15
Engineering Mathematics MCQ, MSQ, NAT 55 (25 x 1) + (30 x 2) 85
Naval Architecture and Naval Architecture & Marine Engineering
Total 65 100

GATE MN Highlights

GATE 2025 Naval Architecture & Marine Engineering in a Nutshell

The following are some of the highlights for the GATE 2025 Naval Architecture & Marine Engineering exam:

Particulars Details
Examination Mode Computer Based Test (CBT)
Duration 3 Hours or 180 minutes
Sections General Aptitude (GA) +Naval Architecture and Naval Architecture & Marine Engineering
Type of Questions (a) Multiple-Choice Questions (MCQ)
(b) Multiple-Select Questions (MSQ) and/or
Numerical Answer Type (NAT) Questions
Questions for testing these abilities Recall
Comprehension
Application
Analysis & Synthesis
Number of Questions 10 (GA) + 55 (subject) = 65 Questions
Marks Distribution General Aptitude (GA) = 15 marks +Naval Architecture and Naval Architecture & Marine Engineering = 85 marksTotal = 100 marks
Marking Scheme Questions carry 1 mark and 2 marks
Negative Marking For a wrong answer chosen in a MCQ, there will be negative marking. For a 1-mark MCQ, 1/3 mark will be deducted for a wrong answer. Likewise, for a 2-mark MCQ, 2/3 mark will be deducted for a wrong answer

GATE MN Important Sections

Important Sections to Note for GATE Naval Architecture & Marine Engineering

The following are some of the important topics for the Naval Architecture & Marine Engineering exam as per GATE 2025 :

Section 1 Engineering Mathematics Determinants and matrices, Systems of linear equations, Eigen values and eigen vectors. Functions, gradient, divergence, curl, chain rules, partial derivatives, directional derivatives, definite and indefinite integrals, line surface and volume integrals, etc
Section 2 Applied Mechanics and Structures
  • Engineering Mechanics: Free-body diagrams and equilibrium; trusses and frames; virtual work, etc
  • Mechanics of Materials: Stress and strain, elastic constants, Poisson’s ratio; Mohr’s circle, etc.
  • 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, etc.
Section 3 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); etc.
  • 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, etc.
Section 4 Naval Architecture and Ocean Engineering
  • Ship geometry and physical fundamentals - Archimedes’ principle, buoyancy and weight of the ship, laws of flotation, heel and trim, stable and unstable equilibrium of ships, the 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, etc.
  • 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, etc.
  • Ship Manoeuvring and Motions: Ship path keeping and changing, equations of motion, linearised equations and control fixed stability indexes, model tests, etc.
  • Ocean waves – regular, irregular, trochoidal. Wave spectrum, encounter frequency. Types of ship motions, coupled and non-coupled motions, etc.
  • 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.
  • 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; etc.
Section 5 Thermodynamics and Naval Architecture & Marine Engineering
  • Thermodynamics: First law of thermodynamics - Closed system undergoing a cycle; closed system undergoing a change of state; Internal energy of a system;etc.
  • Marine Diesel Engines: General engine principles, Low speed and medium speed diesel engines, Two and Four stroke engines, Scavenging and turbocharging, etc.
  • Marine Steam Turbines: Types of turbines, compounding, reheat, turbine construction, rotors, blades, etc
  • Marine Boilers: Types - fire tube, water tube boilers, Package boilers, Cochran Boilers, Composite boilers, steam to steam generators, etc.
  • Engine Dynamics: Torsional vibration of engine and shafting, axial shaft vibration, critical speeds, engine rating, rating corrections, trial tests etc.
  • Marine Auxiliary Machinery & Systems: Different types of pumps and piping systems in ships - hot water, drinking water, cooling water and seawater, fuel oil systems, etc.

GATE MN Topic-wise Weightage

GATE 2025 Naval Architecture & Marine Engineering Topic wise Weightage

The following is the weightage each topic bears in the Naval Architecture & Marine Engineering exam:

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%

GATE MN Books

GATE 2025 Naval Architecture & Marine Engineering Books to Refer

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

GATE MN Previous Year Question Papers

Previous Year Question Papers

Session Question Paper PDF
2024 Check Here
2023 Check Here
2022 Check Here

Frequently Asked Questions

Frequently Asked Questions

Ques. When will the official syllabus for GATE 2025 Naval Architecture & Marine Engineering be declared?

Ans. The official syllabus has been released by IIT Roorkee for the GATE exam.

Ques. When will the mock exams be released for GATE 2025 Naval Architecture & Marine Engineering?

Ans. The official website's link for the GATE NM mock test 2025 will be activated by the authority. Candidates who have enrolled can take a free practice exam for the GATE. To access the GATE sample test for Naval Architecture and Naval Architecture & Marine Engineering, no credentials are needed. The mock exam provides a thorough evaluation of applicants' abilities and knowledge. It allows applicants to assess their level of expertise in many areas by covering a broad variety of topics. Candidates may get better at time management, become familiar with exam difficulty levels, and identify high weightage themes by practicing the GATE NM mock test.


*The article might have information for the previous academic years, which will be updated soon subject to the notification issued by the University/College.

GATE 2025 : 5 Answered Questions

Ques. What are the cut off marks in gate for iit indore?

IIT Indore GATE Cutoss 2023 has not been released officially IIT Kanpur will release the GATE 2023 cutoff for IIT Indore Students having valid GATE scores from 2023, 2022, or 2021 will be eligible for admission to MTech courses. Considering the IIT Indore GATE cutoff for 2021, The overall cutoff for GATE is 615 - 740 marks. Here is the branch-wise cutoff M.Tech Material Science and Engineering 615 M.Tech Communication and Signal Processing 657 M.Tech VLSI Design and Nanoelectronics 670 M.Tech Production & Industrial Engineering 740 Please note that the above cutoff is only for the general category....Read More
Answer By Jyoti Chopra 17 Jun 23
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Ques. Is it possible to get into IIT Tirupati just by the GATE qualifying marks?

Yes, it may be possible. Here are the reasons why- IIT Tirupati is a very new IIT, established in 2015. It is not well known currently, especially in North India.  It releases its applications quite early. Its MS and Phd. batches started only a few years ago, so those with better scores will prefer NITs over IIT Tirupati. The cutoff for MS is also low in IIT Madras because very few students are interested in pursuing the course. Ultimately, the number of applicants and the interview round will decide your fate. ...Read More
Answer By Divya Saraf 11 Jan 24
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Ques. Can Longterm students apply gitam gate exam?

Verify your eligibility for your desired course on the GITAM website or get in touch with the admissions office directly if you are a "longterm student"—that is, if you finished your qualifying exam several years ago. Unless otherwise noted, most programmes do not specifically exclude long-term students. Student Type Eligible for GITAM GAT? Notes/Clarification Appearing in the current year Yes For example, 12th in 2025 or graduation in 2025 Passed in the previous year Usually Yes No explicit gap year limit for most courses Long-term gap (many years) Check course-wise criteria No strict age/gap limit, but confirm for each program Yes, long-term students can generally apply for the GITAM GAT (GITAM Admission Test) exam, provided they meet the eligibility criteria for the specific course they are interested in....Read More
Answer By Vinima Bhola 23 Jun 25
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Ques. My son has scored 42.33 marks in GATE (CSE). Could you please suggest which IITs, NITs, or IIITs he might be eligible for an M.Tech in Computer Science?

With a GATE 2025 score of 42.33 marks in Computer Science, your son has comfortably crossed the General category qualifying cut-off mark of 29.2 marks and can be eligible for admission into a number of top institutes in India. Here is a quick analysis of where he stands and the options that actually confront him: Admission Possibilities Institute Type Chance for Admission in CSE Top IITs (Bombay, Delhi, Kanpur, etc.) Unlikely, as cutoffs are usually 55–65+ marks Newer IITs (Jodhpur, Patna, Dhanbad, etc.) Possible in later rounds or for allied CSE branches Top NITs (Trichy, Warangal, Surathkal) Competitive, but admission more likely in later rounds or for specializations like information security and data science. Mid/Lower NITs Good chance for direct admission in CSE Top IIITs (Allahabad, Gwalior, Jabalpur) Competitive; possible depending on the round and specialization Other IIITs Good chances for CSE or related programs Recommendations: Apply through COAP (for IITs) and CCMT (for NITs/IIITs). Keep looking for related fields like Data Science, Cybersecurity, or Information Technology, which may have slightly lower cutoffs. And take all rounds of counseling, including spot rounds, as cutoff trends fluctuate every year. Also visit state universities and centrally funded colleges that accept GATE scores. Your son is rightly positioned for M.Tech admissions in all NITs, IIITs, and new IITs. CSE and this score will not make the top 5 IITs feasible, but there are plenty of good colleges where he can build a strong academic and professional life. Wishing your son best of luck for future admissions....Read More
Answer By Muskan Agrahari 24 Jun 25
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Ques. I have completed my M.Tech with 73% marks but have not qualified for GATE. Am I eligible to apply for full-time Ph.D. admission at IIT Bhubaneswar?

Eligibility for Full-time Ph.D. at IIT Bhubaneswar (Engineering/Science) Criteria Requirement M.Tech. Percentage Minimum 60% marks (you have 73%, so you meet this criterion) GATE Qualification Required for Institute PhD Scholar (regular full-time, with assistantship) GATE Waiver Only for sponsored projects or special categories With 73% in M.Tech, you are academically eligible, but for regular full-time Ph.D. admission (institute-sponsored) in IIT Bhubaneswar, a valid GATE score is required. But you can still apply under sponsored, project, or special categories, where GATE is not required, but other requirements (such as work experience or organizational sponsorship) are there....Read More
Answer By Muskan Agrahari 24 Jun 25
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Fees Structure

Structure based on different categories

CategoriesState
General1800
Women900
sc900
pwd900

Note: GATE 2024 Application Fee needs to be paid online through net banking or debit card or credit card facilities. Additional charges will be applicable as per the rule of the bank from where the money is being transferred. This charge will be specified on the payment portal.

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