Indian Coast Guard Assistant Commandant Mechanical 2026 Free Mock Test Practice
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Indian Coast Guard Assistant Commandant Mechanical Syllabus 2026, Exam Pattern
Indian Coast Guard Assistant Commandant Mechanical Syllabus 2026, Exam Pattern, Exam Date 2026
Indian Coast Guard AC Syllabus 2026 - Overview
| Organization Name | Indian Coast Guard |
| Post Name | Technical (Mechanical Engineering) |
| Total Post | Coming Soon |
| Job Location | All Over India |
| Category | Syllabus and Exam Pattern |
| Official Website | joinindiancoastguard.gov.in |
Indian Coast Guard Assistant Commandant (Mechanical) Syllabus 2026
English Language :
1. Error Detection
2. Synonyms
3. Antonyms
4. Fill in the Blanks
5. Spelling Correction
6. Idioms and Phrases
7. One-Word Substitution
8. Sentence Improvement
9. Comprehension Passage
Reasoning :
1. Analogy
2. Symbolic/Number Classification
3. Number Series
4. Problem Series
5. Figural Series
6. Word Building
7. Coding-Decoding
8. Venn Diagrams
9. Numerical Problems
10. Embedded Figures
11. Drawing Inferences
12. Syllogism
General Knowledge :
1. History
2. Geography
3. Culture
4. Economic Science
5. General Polity
6. Current Affairs
7. Scientific Research
Maths :
1. HCF/LCM
2. Number System
3. Percentage
4. Average, Time and Work
5. Profit and Loss
6. Ratio
7. Mixture and Alligation
8. Time
9. Speed and Distance
10. Simple Interest
11. Compound Interest
12. Geometry
13. Mensuration
14. Trigonometry
15. DI
16. Algebra
General Science :
1. Nature of Matter
2. Universe (Planets / Earth/Satellites/Sun)
3. Electricity and its application
4. Carbon and its Compounds
5. Measurements in Science
6. Sound and Wave Motion
7. Atomic Structure
Mechanical Engineering :
(b) Engineering Physics : Units for measurement, Description of Motion in One, Two and Three dimensions, Laws of Motion, Work, Energy and Power, Rotational Motion, Gravitation, Heat and Thermodynamics, Electrostatics, Electric Current, Magnetic Effect of Currents, Magnetism, Electromagnetic Induction and Alternating Currents and Electromagnetic Waves, Ray Optics and Optical Instruments.
(c) Engineering Graphics / Engineering Drawing : Principles of orthographic projections, projections of points, lines, planes and solids, Section of solids, Isometric views, Auto-CAD.
(b) Thermodynamics : Basic concept of First –law and second law of Thermodynamics; concept of entropy and reversibility; availability and unavailability and irreversibility. Classification and properties of fluids; incompressible and compressible fluids flows; effect of Mach number and compressibility; continuity momentum and energy equations; normal and oblique shocks; one dimensional isentropic flow; flow or fluids in duct with frictions that transfer. Flow through fans, blowers and compressors; axial and centrifugal flow configuration; design of fans and compressors
(c) Theory of Machines : Kinematic and dynamic analysis of plane mechanisms. Cams, Gears and epicyclic gear trains, flywheels, governors, balancing of rigid rotors, balancing of single and multicylinder engines, linear vibration analysis of mechanical systems (single degree of freedom), Critical speeds and whirling of shafts. flywheels, balancing of rotors and reciprocating machinery, balancing machines, governors, free and forced vibration of damped and undamped single degree of freedom systems, isolation, whirling of shafts, gyroscope
(d) Fluid mechanics/Hydraulic Machines : Fluid flow concepts - Transport theorem - Fluid kinematics - Potential flow - Governing equations of Fluid flow - Dimensional Analysis - Viscous flow - Boundary Layer flows - Turbulence - Closed conduit flows - Hydrodynamic lubrication - Free surface flow - Compressible flows, Hydraulic Turbines: Impulse and Reaction Turbines - Centrifugal and Axial flow pumps
(e) Manufacturing Science : Foundry Technology, Melting furnaces, Special casting processes, Gating and riser design, Casting defects, Arc welding, TIG, MIG, submerged arc, resistance welding, Gas welding, Flash butt welding, Solid state welding, Welding metallurgy, Forming Technology, Powder metallurgy
(f) Materials Science : Basic concepts on structure of solids; common ferrous and nonferrous materials and their applications; heat-treatment of steels; non-metals- plastics, ceramics, composite materials and nano-materials.
(g) Machine Drawing : Development and Intersection of surfaces, Conventional representation of machine elements, materials, surface finish and tolerances - Sectional views and additional views - Drawing of Screw threads, locking devices, Fasteners, Keys and Cotters, Knuckle joints, Riveted Joints, Shaft Couplings and Bearings - Pipe Joints, Assembly and production drawings
(b) Power Plant Engineering : Steam power plant, steam boilers, steam condensers, cooling towers, cogeneration and combined cycles, nuclear power plants, hydroelectric power plants, power plant economics.
(c) Industrial Engineering : System design: factory location- simple OR models; plant layout - methods based; applications of engineering economic analysis and break- even analysis for product selection, process selection and capacity planning; predetermined time standards. System planning; forecasting methods based on regression and decomposition, design and balancing of multi model and stochastic assembly lines; inventory management – probabilistic inventory models for order time and order quantity determination; JIT systems; strategic sourcing; managing inter plant logistics.
(d) Flight Mechanics : Atmosphere: Properties, standard atmosphere. Classification of aircraft. Airplane (fixed wing aircraft) configuration and various parts. Airplane performance: Pressure altitude; equivalent, calibrated, indicated air speeds; Primary flight instruments: Altimeter, ASI, VSI, Turn-bank indicator. Drag polar; takeoff and landing; steady climb & descent,-absolute and service ceiling; cruise, cruise climb, endurance or loiter; load factor, turning flight, V-n diagram; Winds: head, tail & cross winds. Static stability: Angle of attack, sideslip; roll, pitch & yaw controls; longitudinal stick fixed & free stability, horizontal tail position and size; directional stability
(e) Aircraft Structures : Stress and Strain: Equations of equilibrium, constitutive law, straindisplacement relationship, compatibility equations, plane stress and strain, Airy’s stress function. Flight Vehicle Structures: Characteristics of aircraft structures and materials, torsion, bending and flexural shear. Flexural shear flow in thinwalled sections. Buckling. Failure theories. Loads on aircraft. Structural Dynamics: Free and forced vibration of discrete systems. Damping and resonance. Dynamics of continuous systems
(f) Aerodynamics : Basic Fluid Mechanics: Incompressible irrotational flow, Helmholtz and Kelvin theorem, singularities and superposition, viscous flows, boundary layer on a flat plate. Airfoils and wings: Classification of airfoils, aerodynamic characteristics, high lift devices, KuttaJoukowski theorem; lift generation; thin airfoil theory; wing theory; induced drag; qualitative treatment of low aspect ratio wings. Viscous Flows: Flow separation, introduction to turbulence, transition, structure of a turbulent boundary layer. Compressible Flows: Dynamics and Thermodynamics of I-D flow, isentropic flow, normal shock, oblique shock.
Indian Coast Guard Assistant Commandant (Mechanical) Exam Pattern 2026
Section 2 (for Mechanical Entry Only)
Duration : 120 Minutes
Negative Marking : 01
| S.No | Subject | No.of Question | Marks |
| 1 | English | 10 | 40 |
| 2 | Reasoning and Numerical Ability | 10 | 40 |
| 3 | General Science and Mathematical Aptitude | 10 | 40 |
| 4 | General Knowledge | 10 | 40 |
| 5 | Mechanical | 60 | 240 |
| Total | 100 | 400 |
Exam Date 2026 : Notified Soon
Starting Date of Application Form : Notified Soon
Last Date of Application Form : Notified Soon