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Appsc Junior Engineer (mechanical) 2026 Free Mock Test Practice
Free Important Questions
Appsc Junior Engineer (mechanical) 2026 Exam Free Online Question Bank
Combo Offers
APPSC JE Mechanical Combo Packages
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5. 1500 (+) Current Affairs MCQ with Answer PDF in English.
6. 1000 (+) GK MCQ with Answer PDF Book in English.
2. Question Bank - 3000 Questions with Answer.
3. Printed Material 10 Mock Test Papers with OMR Sheet.
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APPSC Junior Engineer (Mechanical) Syllabus 2026, Exam Pattern
APPSC JE (Mechanical) Syllabus 2026, Exam Pattern, Exam Date 2026
Detail Information about APPSC has published notification 2026 for the recruitment of JE (Mechanical) vacancies. Those Candidates who are Interested to the following vacancy and completed all Eligibility Criteria can read the Notification & Apply Online. In this page we provide the Complete Syllabus of this Recruitment with Latest Update Exam Pattern and the Exam Date also.
APPSC JE Syllabus 2026 – Overview
| Organization Name | Arunachal Pradesh Public Service Commission (APPSC) |
| Post Name | Junior Engineer (Mechanical) |
| No.of Posts | 26 |
| Mode of Application | Online |
| Category | Syllabus and Exam Pattern |
| Job Location | Arunachal Pradesh |
| Selection Process | Written Examination, Viva-voce |
| Official Website | appsc.gov.in |
APPSC JE (Mechanical) Syllabus 2026
General Studies :
1. Indian History
2. Polity & Indian Constitution
3. Arts and Culture
4. Current Affairs
5. Indian Economy
6. Science and Technology
7. Important Days & Dates
8. Famous Books & Authors
9. General Science
10. Basic Computer
11. Environment
12. Sports
13. Awards and Honors
General English :
1. Vocabulary
2. Error Detection
3. Fill in the blanks
4. Idioms and Phrases
5. Active and Passive Voice
6. Prepositions
7. Reading Comprehension
8. One Word Substitution
9. Sentence Arrangement
10. Sentence Improvement
11. Para Completion
12. Spelling Test
13. Sentence Completion
Aptitude :
1. Simplification
2. Profit & Loss
3. Mixtures &Alligations
4. Simple Interest & Compound Interest & Surds & Indices
5. Work & Time
6. Time & Distance
7. Mensuration – Cylinder, Cone, Sphere
8. Data Interpretation
9. Ratio & Proportion, Percentage
10. Number Systems
11.Sequence & Series
12. Permutation, Combination &Probability
Technical Subject :
Mechanical Engineering :
PART-I
1. Principles of Mechanical Engineering:
Study of hand tools for workshop practice, machine components. Transmission system belt, chain, rope and gear drives, process equipment like compressors, blowers and fans.
Automobiles and their components and auxiliary system. Practice on welding, automobile maintenance and dismantling and assembling of machine components.
2. Applied Mechanics:
Free body diagrams and equilibrium, friction and its application, centre of gravity, moment of inertia, trusses and frames, combined motion of rotation and translation, balancing of rotation masses, central force motion and satellite motion, transmission of power by belt and gear drives.
3. Basics of Hydraulics:
Properties of liquid, Hydraulic pressure and its measurement, flow of liquids. Steady, unsteady, laminar and turbulent flows Orifice, mouthpiece and nozzles, flow through pipes, fundamentals of channel flow.
4. Hydraulics Machinery:
Flow measurements: different types of pumps; reciprocating and rotary pumps; operation and maintenance of pumps; characteristics curves of pumps efficiency of pumps; different types of (turbines) Francis, Kaplan and Pelton turbines operation and maintenance of turbines; flow through turbines, characteristic curves, work done and efficiency of turbines.
5. Machine Drawing-II:
Drawing of gear, gear boxes, lathe and milling machine components, Drawing of miscellaneous machine parts of pumps, engines, compressors, etc.
6. Fundamentals of Mechanical Engineering:
Introduction to engineering thermodynamics, power generating equipment's like boiler, turbines and IC engines, Power transmission device: belt and gear drives, study of power plants, materials handling equipment's, fabrication methods like riveting and welding.
7. Materials and Material Science:
Engineering materials, mechanical, thermal, chemical and manufacturing properties, structure of materials, alloys, phase diagram.
PART-II
1. Basics of Mechanical Engineering:
Introduction to engineering thermodynamics, power generating equipment's like boiler, turbines and I.C engines. Power transmission devices. Introduction to fluid and fluids machineries.
2. Machining Processes:
Fundamentals of metal cutting, calculations of cutting and tool life, general purpose machine tools and their operations. Newer and advanced machining processes like USM, LBM, EDM, ECM and CNC machines.
3. Thermal Engineering:
Ideal gas compression and compressors, steam generators. Fuel and combustion, IC engines, cycles calculation of efficiencies, open and closed gas turbine cycles. Introduction to heat and mass transfer. Refrigeration cycles. Testing of IC Engines, turbines and compressor. Determination of fuel properties.
4. Refrigeration and Air Conditioning:
Principles of refrigeration, air refrigeration systems, vapour compressed and absorption refrigeration system, refrigerating equipment's, psychometry, refrigerants, principles of air conditioning, humidification and dehumidification, summer and winter air conditioning, industrial and comfort air conditioning, effective temperature, ventilation requirements. Experiments related to vapour compression, vapour absorption systems, vortex tube, cooling tower.
5. Power plant Engineering:
Types of Power plants, components of steam power plants, details of diesel generating set, gas turbine power plants, nuclear power plants, hydel power plants, non-conventional sources of power generation, load distribution and calculation of power tariffs. Design and drawing of plant layout, power plant equipment's, and other related factors.
6. Mechanics of Materials:
Stress, strain, elastic constant, Poisson's ratio, Thermal stresses, Mohr's circle for plane stress and plane strain, shear force and bending moment diagrams, bending and shear stresses, deflection of beams, torsion of circular shafts, Column theory and theories of failure.
1. Principles of Mechanical Engineering:
Study of hand tools for workshop practice, machine components. Transmission system belt, chain, rope and gear drives, process equipment like compressors, blowers and fans.
Automobiles and their components and auxiliary system. Practice on welding, automobile maintenance and dismantling and assembling of machine components.
2. Applied Mechanics:
Free body diagrams and equilibrium, friction and its application, centre of gravity, moment of inertia, trusses and frames, combined motion of rotation and translation, balancing of rotation masses, central force motion and satellite motion, transmission of power by belt and gear drives.
3. Basics of Hydraulics:
Properties of liquid, Hydraulic pressure and its measurement, flow of liquids. Steady, unsteady, laminar and turbulent flows Orifice, mouthpiece and nozzles, flow through pipes, fundamentals of channel flow.
4. Hydraulics Machinery:
Flow measurements: different types of pumps; reciprocating and rotary pumps; operation and maintenance of pumps; characteristics curves of pumps efficiency of pumps; different types of (turbines) Francis, Kaplan and Pelton turbines operation and maintenance of turbines; flow through turbines, characteristic curves, work done and efficiency of turbines.
5. Machine Drawing-II:
Drawing of gear, gear boxes, lathe and milling machine components, Drawing of miscellaneous machine parts of pumps, engines, compressors, etc.
6. Fundamentals of Mechanical Engineering:
Introduction to engineering thermodynamics, power generating equipment's like boiler, turbines and IC engines, Power transmission device: belt and gear drives, study of power plants, materials handling equipment's, fabrication methods like riveting and welding.
7. Materials and Material Science:
Engineering materials, mechanical, thermal, chemical and manufacturing properties, structure of materials, alloys, phase diagram.
PART-II
1. Basics of Mechanical Engineering:
Introduction to engineering thermodynamics, power generating equipment's like boiler, turbines and I.C engines. Power transmission devices. Introduction to fluid and fluids machineries.
2. Machining Processes:
Fundamentals of metal cutting, calculations of cutting and tool life, general purpose machine tools and their operations. Newer and advanced machining processes like USM, LBM, EDM, ECM and CNC machines.
3. Thermal Engineering:
Ideal gas compression and compressors, steam generators. Fuel and combustion, IC engines, cycles calculation of efficiencies, open and closed gas turbine cycles. Introduction to heat and mass transfer. Refrigeration cycles. Testing of IC Engines, turbines and compressor. Determination of fuel properties.
4. Refrigeration and Air Conditioning:
Principles of refrigeration, air refrigeration systems, vapour compressed and absorption refrigeration system, refrigerating equipment's, psychometry, refrigerants, principles of air conditioning, humidification and dehumidification, summer and winter air conditioning, industrial and comfort air conditioning, effective temperature, ventilation requirements. Experiments related to vapour compression, vapour absorption systems, vortex tube, cooling tower.
5. Power plant Engineering:
Types of Power plants, components of steam power plants, details of diesel generating set, gas turbine power plants, nuclear power plants, hydel power plants, non-conventional sources of power generation, load distribution and calculation of power tariffs. Design and drawing of plant layout, power plant equipment's, and other related factors.
6. Mechanics of Materials:
Stress, strain, elastic constant, Poisson's ratio, Thermal stresses, Mohr's circle for plane stress and plane strain, shear force and bending moment diagrams, bending and shear stresses, deflection of beams, torsion of circular shafts, Column theory and theories of failure.
APPSC JE (Mechanical) Exam Pattern 2026 (Expected)
Duration : 150 Minutes (Each Paper)
Exam Date 2026 : 11th January 2026 (Tentative)
Starting Date of Application Form : 18th September 2025
Last Date of Application Form : 10th October 2025
Total Post : 26
| Paper | Subject | No. of Question | Marks |
| Paper 1 | General English, General Studies and Aptitude (Objective) | 150 | 150 |
| Paper 2 | Technical Subject (Mechanical) | 150 | 300 |
| Viva-Voce | - | 50 | |
| Total | 500 |
Exam Date 2026 : 11th January 2026 (Tentative)
Starting Date of Application Form : 18th September 2025
Last Date of Application Form : 10th October 2025
Total Post : 26
FAQs
Appsc Junior Engineer (mechanical) 2026 Exam Syllabus Frequently Asked Questions (FAQ's)
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In this article Page, we have provided the required syllabus of the APPSC JE Mechanical exam.
Being familiar with APPSC JE Mechanical Exam Pattern will help you understand the types of questions asked, difficulty level of the exam and important topics that require your keen attention. It will also acquaint you with the marking scheme and time allotted to each Topics.
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APPSC JE Mechanical exam is not tough but it depends on your preparation. The candidates find the Subject not challenging. The dedicated preparation in the right direction will undoubtedly take you towards the goal.
The candidates must be well versed and acquainted with the syllabus and the exam pattern. Select the areas where improvement is required and schedule your preparation accordingly. To ace this exam, the applicants ought to maintain speed with high accuracy. Practicing previous years question papers will help you understand the exam pattern and the level of difficulty of the exam. You need to hone your strengths and improve upon your weaknesses. Toppersexam.com will aid you through the preparation and drive you to success. At Toppersexam.com, you can practice a complete set of test series along with a free APPSC JE Mechanical mock test designed by our expert faculty.
The syllabus of APPSC JE Mechanical Exam includes all topics that are important for the exam and are necessary for thorough preparation. Toppersexam provides a complete and updated syllabus with a detailed topic-wise breakdown.
You can download the complete APPSC JE Mechanical Exam syllabus PDF from toppersexam.com. The PDF is available free and includes a detailed list of topics, section-wise subjects, and weightage for better exam preparation.
Yes, APPSC JE Mechanical Exam has a topic-wise syllabus that includes all relevant subtopics. Toppersexam provides the detailed breakdown, helping candidates focus on high-weightage areas and avoid missing important sections.
Toppersexam ensures that the APPSC JE Mechanical syllabus is updated for 2026. The latest syllabus reflects current exam trends, question patterns, and updated topics as per official notifications.
The APPSC JE Mechanical Exam pattern includes details like the number of sections, total questions, marks distribution, and exam duration. Toppersexam provides a comprehensive guide on exam format, marking scheme, and question types.
Yes, the majority of questions in APPSC JE Mechanical Exam are MCQs. Toppersexam provides practice MCQs with answers to help candidates understand the question pattern and improve accuracy.
Yes, questions are divided section-wise. Toppersexam provides a clear guide on how many questions are asked per section and their difficulty level for effective preparation.
Yes, Toppersexam offers online mock tests that strictly follow the APPSC JE Mechanical Exam pattern. These mocks help candidates practice time management and get real-exam experience.
Yes, exam patterns can change over time. Toppersexam provides updated information on the latest exam pattern, question types, and section-wise changes.
Understanding the exam pattern is crucial for time management, question prioritization, and strategy planning. Toppersexam guides candidates on how to use the pattern effectively to maximize scores.
Start by dividing the syllabus into sections and prioritizing high-weightage topics. Toppersexam provides a preparation strategy, along with topic-wise tips and sample questions to make syllabus analysis easier.
Yes, focusing on high-weightage topics improves efficiency. Toppersexam highlights important topics, helping candidates prioritize sections for better performance.
Toppersexam provides a free downloadable PDF that includes both the syllabus and detailed exam pattern. This helps candidates study offline and revise efficiently.