โ๏ธ JNTU B.Tech Mechanical Engineering 2026 โ Overview
JNTU B.Tech Mechanical Engineering (ME) is a 4-year, 8-semester program covering thermodynamics, fluid mechanics, manufacturing, machine design, CAD/CAM, and industrial engineering. Available at JNTU-H (Hyderabad), JNTU-A (Anantapur), and JNTU-K (Kakinada). Strong career paths: PSU jobs via GATE, EV industry, manufacturing, design engineering, and software/IT for Mechanical graduates.
โ ๏ธ Regulation Alert โ Mechanical Engineering 2026
JNTUH Mechanical = R22
2022 batch onwards. Note: JNTUH uses R22 (not R23) for Mech. Download papers accordingly.
2022 batch onwards. Note: JNTUH uses R22 (not R23) for Mech. Download papers accordingly.
JNTUK Mechanical = R23/R20
R23 = 2023+ batch. R20 = 2020-2022 batch. Both available for download.
R23 = 2023+ batch. R20 = 2020-2022 batch. Both available for download.
JNTUA Mechanical = R23/R20
R23 = 2023+ batch. R20 = 2020-2022 batch. R25 coming soon for JNTUA.
R23 = 2023+ batch. R20 = 2020-2022 batch. R25 coming soon for JNTUA.
JNTU-H (R22)
jntuh.ac.in
JNTU-A (R23/R20)
jntua.ac.in
JNTU-K (R23/R20)
jntuk.edu.in
R20/R22/R23
Current Regulations
๐ ALL SUBJECTS
JNTU Mechanical Semester-wise Subjects 2026 (R20/R23)
๐ 1-1 Semester
- Mathematics - I (Calculus & Linear Algebra)
- Engineering Physics / Chemistry
- Programming for Problem Solving (C)
- Engineering Drawing / Graphics ๐ฅ
- English Communication Skills
- Physics Lab + C Programming Lab
๐ 1-2 Semester
- Mathematics - II
- Engineering Chemistry
- Engineering Mechanics (EM) ๐ฅ
- Basic Civil & Mechanical Engineering
- Electrical & Electronics Engineering
- EM Lab + Workshop
๐ 2-1 Semester
- Mathematics - III (Probability & Stats)
- Strength of Materials (SOM) ๐ฅ
- Thermodynamics ๐ฅ
- Fluid Mechanics & Hydraulic Machinery ๐ฅ
- Manufacturing Technology - I
- SOM Lab + FM Lab
๐ 2-2 Semester
- Theory of Machines (TOM) ๐ฅ
- Manufacturing Technology - II ๐ฅ
- Machine Drawing ๐ฅ
- Metallurgy & Material Science
- Electrical Machines
- TOM Lab + MT Lab
๐ 3-1 Semester
- Heat Transfer ๐ฅ
- Machine Design ๐ฅ
- Dynamics of Machinery
- CAD/CAM ๐ฅ
- Elective - I (Robotics/EV/IoT)
- HT Lab + CAD Lab
๐ 3-2 Semester
- Industrial Engineering & Management ๐ฅ
- Refrigeration & Air Conditioning
- Power Plant Engineering
- Finite Element Method
- Elective - II (Advanced Mfg/EV)
- R&AC Lab + IE Lab
๐ 4-1 Semester
- Advanced Manufacturing
- Mechatronics
- Tribology
- Elective - III & IV
- Project Phase - I + Seminar
๐ 4-2 Semester
- Elective - V & VI
- Project Phase - II (Major) ๐ฅ
- Internship / Industrial Training
- Comprehensive Viva Voce
๐ Note: Subjects vary between JNTU-H (R22), JNTU-K (R23/R20), JNTU-A (R23/R20). ๐ฅ = most important for exams + GATE + PSU jobs. Always verify at your university official website. JNTUH uses R22 for Mechanical โ not R23!
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๐ JNTU Mechanical Previous Year Papers โ All Sources, All Semesters (Free Download)
โก JNTUK MECH โ SEMESTER-WISE QUICK DOWNLOAD (R23/R20)
๐๏ธ JNTU-K (Kakinada) Mech Papers
โญ jntufastupdates.com
R23, R20, R19, R16 โ Mech all sems. Best & Fastest!
โญ jntumaterials.co.in
R23 Mech semester papers + SOM, Thermo, FM materials free
โญ lbrce.ac.in โ Jan 2026 latest!
Jan 2026 R23 + R20 all sems Mech papers. Very latest!
nrtec.in โ JNTUK college papers
R23/R20 Mech official papers with exact subject codes
manaresults.co.in โ Older papers
Mech branch-wise older papers R07โR16 all subjects
jntuk.edu.in (Official)
Examinations โ Question Papers section
๐๏ธ JNTU-H (Hyderabad) Mech Papers
โ ๏ธ JNTUH Mech = R22 regulation (not R23)
โญ jntufastupdates.com/JNTUH
JNTUH R22, R18, R16 โ Mech all sems. Best source!
JNTUH R22 Mech Syllabus
jntufastupdates โ JNTUH R22 Mechanical syllabus books
manabadi.co.in/JNTUH
JNTUH Mech year-wise + subject-wise papers
studentservices.jntuh.ac.in
Official JNTUH student portal for papers
exams.jntuh.ac.in (Official)
JNTUH exam portal โ results, notifications, papers
๐๏ธ JNTU-A (Anantapur) Mech Papers
โญ jntufastupdates.com/JNTUA
R25, R23, R20, R19 โ Mech all sems. Best source!
โญ dap.jntua.ac.in/r23 (Official)
Official JNTUA R23 Mech syllabus + academic portal
sietk.org โ JNTUA Mech papers
R23/R20/R19 Mech official college papers with codes
manabadi.co.in
JNTUA Mech papers + results at one place
jntua.ac.in (Official)
Official JNTUA portal โ Examinations โ Papers
๐ฏ เฐ Website โ เฐ Mech Papers เฐฆเฑเฐฐเฑเฐเฑเฐคเฐพเฐฏเฐฟ (Quick Reference)
| Website | Best For | Regulations | Status |
|---|---|---|---|
| โญ jntufastupdates.com | JNTUK+JNTUH+JNTUA Mech all sems | R23, R22, R20, R19, R16, R13 | Fast โ Best |
| โญ jntumaterials.co.in | JNTUK R23 Mech papers + materials | R23, R20 | Fast โ |
| โญ lbrce.ac.in | Jan 2026 R23 + R20 latest papers | R23, R20 (2021โJan 2026) | Latest โ |
| nrtec.in | JNTUK Mech papers with codes | R23, R20, R19, R16 | Good โ |
| sietk.org | JNTUA Mech college papers | R23, R20, R19 | Good โ |
| manabadi.co.in | JNTUH + JNTUK year-wise papers | R22, R20, R18, R16 | Fast โ |
| manaresults.co.in | JNTUK Mech branch-wise old papers | R07โR16 (older only) | Older โ ๏ธ |
| dap.jntua.ac.in/r23 | JNTUA R23 official Mech syllabus | R23 official | Official โ |
| Brainkart / Smartzworld / Jntuworld | Old notes only โ papers outdated | R16, R13 old | Outdated โ |
๐ก Best Strategy: jntufastupdates.com โ เฐฎเฑ semester select โ R23/R20/R22 โ Mechanical papers download. JNTUH students: R22 papers download เฐเฑเฐฏเฐเฐกเฐฟ โ R23 เฐตเฐฆเฑเฐฆเฑ! Last 5 years papers solve เฐเฑเฐฏเฐเฐกเฐฟ โ 70% questions repeat. SOM, Thermo, FM, Heat Transfer, Mfg, Machine Design โ priority subjects.
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๐ JNTU Mechanical Study Materials, Notes & Lab Manuals โ Free Download 2026
๐ Mech Study Materials Sites
โญ jntufastupdates.com/materials
JNTUK R23/R20 Mech โ text books, notes, e-books, lab manuals all sems free
โญ jntumaterials.co.in
JNTUK R23 Mech subject materials โ SOM, Thermo, FM, HT, CAD textbooks
jntukmaterials.com
Mech lecture notes, lab manuals, important questions โ all sems
jntuonline.com
All JNTU universities โ Mech older regulation materials
manabadi.co.in โ Subject wise
JNTUH Mech subject-wise papers + syllabus
๐ Best Free Online Resources โ Mechanical
โญ NPTEL (IIT Faculty)
Free IIT video lectures โ Thermo, FM, HT, SOM, Manufacturing, Machines. Certificates!
โญ engineeringmentor.in
Free Mech study materials โ GATE prep notes, formula sheets, subject-wise
mechanicalengineeringblog.com
ME subject explanations + diagrams โ TOM, Mfg, MD clear concepts
MIT OpenCourseWare โ Mech
Free MIT Mech course notes, assignments โ Thermodynamics, Fluid, Solid Mechanics
GeeksforGeeks โ Engg Mechanics
Engineering Mechanics, SOM concepts + MCQ for GATE
๐ Official Syllabus & Regulation Links
JNTUA R23 Mech Syllabus (Official)
dap.jntua.ac.in/r23 โ Mechanical Engineering โ official R23
JNTUK Mech Syllabus R23/R20
jntufastupdates โ R25, R23, R20 Mech syllabus books PDF
JNTUK Syllabus (Official)
jntuk.edu.in โ Academics โ Syllabus Books R23/R20 Mech
JNTUH R22 Mech Syllabus
jntufastupdates โ JNTUH R22 Mechanical syllabus books PDF
JNTUH Syllabus (Official)
jntuh.ac.in โ Academics โ R22 Mech Syllabus
๐ Mech Subject-wise Best Resources + Paper Links
| Subject | Best Website | What You Get | Papers |
|---|---|---|---|
| Strength of Materials ๐ฅ | NPTEL IIT | IIT SOM lectures + solved problems | 2-1 Papers |
| Thermodynamics ๐ฅ | NPTEL IIT | IIT Thermo lectures, laws, cycles | 2-1 Papers |
| Fluid Mechanics ๐ฅ | NPTEL / MIT OCW | Bernoulli, flow analysis, turbomachinery | 2-1 Papers |
| Theory of Machines ๐ฅ | engineeringmentor.in | Mechanisms, vibrations, balancing | 2-2 Papers |
| Heat Transfer ๐ฅ | NPTEL IIT | Conduction, convection, radiation free | 3-1 Papers |
| Machine Design ๐ฅ | engineeringmentor.in | Design of shafts, gears, springs, keys | 3-1 Papers |
| Manufacturing Tech ๐ฅ | NPTEL IIT | Casting, welding, machining processes | 2-2 Papers |
| Industrial Engineering ๐ฅ | TutorialsPoint | Work study, production planning, CPM/PERT | 3-2 Papers |
| CAD/CAM | NPTEL IIT | CNC, NC programming, CAD concepts | 3-1 Papers |
๐ JNTU Mechanical Syllabus 2026 โ R20, R22 & R23 Official Links
๐ JNTUK R23 / R20 Syllabus
๐ JNTUH R22 Syllabus
๐ก Regulation Summary โ Mechanical 2026
JNTUH Mech = R22 (2022 batch+)JNTUK Mech = R23 (2023 batch+)
JNTUK Mech = R20 (2020-2022 batch)
JNTUA Mech = R23 (2023 batch+)
JNTUA Mech = R20 (2020-2022 batch)
Not sure? Check your hall ticket regulation or ask college exam section.
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โญ JNTU Mechanical โ Most Important Topics Subject-wise (Exam + GATE + PSU)
๐๏ธ Strength of Materials (SOM) ๐ฅ
- Simple Stresses & Strains โ Hooke's Law
- Shear Force & Bending Moment Diagrams
- Theory of Bending โ Flexural Stresses
- Shear Stresses in Beams
- Torsion of Circular Shafts
- Columns & Struts โ Euler's Formula
- Principal Stresses โ Mohr's Circle
๐ฅ Thermodynamics ๐ฅ
- Laws of Thermodynamics (1st, 2nd, 3rd)
- Carnot Cycle โ Efficiency
- Otto, Diesel, Dual Cycles
- Vapour Power Cycles โ Rankine Cycle
- Availability & Irreversibility
- Properties of Steam โ Steam Tables
- Gas Turbine โ Brayton Cycle
๐ง Fluid Mechanics ๐ฅ
- Fluid Properties โ Viscosity, Surface Tension
- Bernoulli's Equation โ Applications
- Flow Through Pipes โ Friction losses
- Boundary Layer Theory
- Dimensional Analysis โ Buckingham Pi
- Centrifugal Pumps โ Turbines
- Reynolds Number โ Laminar/Turbulent flow
โ๏ธ Theory of Machines (TOM) ๐ฅ
- Kinematics of Mechanisms โ Links, Pairs
- Velocity & Acceleration Analysis
- Gear Trains โ Simple, Compound, Epicyclic
- Cams & Followers
- Balancing of Rotating Masses
- Vibrations โ Free, Forced, Damped
- Governors โ Types & Applications
๐ก๏ธ Heat Transfer ๐ฅ
- Fourier's Law of Conduction
- 1D Steady State Conduction โ walls, cylinders
- Fins โ Types, efficiency
- Newton's Law of Cooling โ Convection
- Natural vs Forced Convection
- Stefan-Boltzmann Law โ Radiation
- Heat Exchangers โ LMTD, NTU methods
๐ญ Manufacturing Technology ๐ฅ
- Casting โ Sand, Die, Investment, Centrifugal
- Welding โ Arc, MIG, TIG, Resistance
- Forging, Rolling, Extrusion, Drawing
- Machining โ Turning, Drilling, Milling
- Metal Cutting Theory โ Tool angles, Tool life
- CNC Machines โ G-codes, M-codes
- Non-traditional Machining โ EDM, ECM, LBM
๐ฉ Machine Design ๐ฅ
- Design for Static Loading โ factor of safety
- Design for Dynamic Loading โ Fatigue
- Keys, Cotters, Knuckle Joints
- Shaft Design โ torsion, bending
- Bearings โ Sliding, Rolling contact
- Gears โ Spur, Helical, Bevel, Worm
- Springs โ Closed/Open coil
๐ Industrial Engineering ๐ฅ
- Work Study โ Method Study, Time Study
- Plant Layout โ types, design
- Production Planning & Control
- Inventory Control โ EOQ, ABC Analysis
- Network Analysis โ CPM/PERT
- Quality Control โ Control Charts
- Linear Programming โ simplex method
๐ฏ GATE Mechanical Engineering 2026 โ Complete Preparation Guide
GATE Mechanical = best path to PSU jobs and IIT M.Tech for JNTU Mech graduates. PSUs hiring through GATE Mech: ONGC, BHEL, NTPC, SAIL, GAIL, IOC, ISRO, DRDO, HAL, BEL โ salary โน7-12 LPA + perks. IIT/NIT M.Tech Mech โ โน12-25 LPA campus placement.
๐ GATE Mech Important Subjects
- Engineering Mathematics (15 marks)
- Strength of Materials (SOM)
- Thermodynamics + Power Cycles
- Fluid Mechanics + Turbomachinery
- Heat Transfer
- Theory of Machines
- Manufacturing Technology
- Industrial Engineering
- Machine Design
- Engineering Mechanics
๐๏ธ PSU Jobs via GATE Mech
ONGC โ โน10-12 LPA + perks
BHEL โ โน8-10 LPA + benefits
NTPC โ โน9-11 LPA + perks
SAIL โ โน8-10 LPA
GAIL โ โน10-12 LPA
IOC โ โน8-10 LPA
ISRO/DRDO/HAL โ Scientist posts โน9-14 LPA
BHEL โ โน8-10 LPA + benefits
NTPC โ โน9-11 LPA + perks
SAIL โ โน8-10 LPA
GAIL โ โน10-12 LPA
IOC โ โน8-10 LPA
ISRO/DRDO/HAL โ Scientist posts โน9-14 LPA
๐
GATE Prep Timeline
3rd Year: Start with Maths + SOM + Thermo
4th Year sem 1: FM, HT, TOM, Mfg
4th Year sem 2: IE, MD + Revision
Jan (exam month): Full revision + mock tests
Coaching: ACE Academy Hyderabad = best for GATE Mech in AP/TS. Made Easy also good.
4th Year sem 1: FM, HT, TOM, Mfg
4th Year sem 2: IE, MD + Revision
Jan (exam month): Full revision + mock tests
Coaching: ACE Academy Hyderabad = best for GATE Mech in AP/TS. Made Easy also good.
๐ Free GATE Mech Resources
NPTEL โ IIT faculty video lectures free
engineeringmentor.in โ GATE notes free
GATE previous papers โ 10 years solve เฐเฑเฐฏเฐฟ
YouTube: Unacademy GATE, Made Easy free videos
Standard books: R.K. Bansal (FM), S.S. Rattan (TOM), P.K. Nag (Thermo), V.B. Bhandari (MD)
engineeringmentor.in โ GATE notes free
GATE previous papers โ 10 years solve เฐเฑเฐฏเฐฟ
YouTube: Unacademy GATE, Made Easy free videos
Standard books: R.K. Bansal (FM), S.S. Rattan (TOM), P.K. Nag (Thermo), V.B. Bhandari (MD)
๐ Standard Reference Books โ JNTU Mech + GATE Mech
| Subject | Standard Book | Author |
|---|---|---|
| Strength of Materials | Mechanics of Materials | R.C. Hibbeler |
| Thermodynamics | Engineering Thermodynamics | P.K. Nag |
| Fluid Mechanics | A Textbook of Fluid Mechanics & Hydraulic Machines | R.K. Bansal |
| Theory of Machines | Theory of Machines | S.S. Rattan / R.S. Khurmi |
| Heat Transfer | Heat Transfer | J.P. Holman / Cengel |
| Machine Design | Design of Machine Elements | V.B. Bhandari |
| Manufacturing | Manufacturing Engineering & Technology | Kalpakjian & Schmid |
| Industrial Engineering | Industrial Engineering & Management | O.P. Khanna |
๐ก EXAM TIPS
JNTU Mechanical Exam Preparation Tips 2026
๐
Time Management
Exam 1 month เฐฎเฑเฐเฐฆเฑ previous papers start เฐเฑเฐฏเฐเฐกเฐฟ. Mech subjects derivation heavy โ formula sheet prepare เฐเฑเฐฏเฐเฐกเฐฟ. Daily 1-2 subjects cover เฐเฑเฐฏเฐเฐกเฐฟ.
๐
Previous Papers Strategy
Last 5 years papers solve เฐเฑเฐฏเฐเฐกเฐฟ. 70% questions repeat เฐ เฐตเฑเฐคเฐพเฐฏเฐฟ. SOM + Thermo + FM questions โ derivations step-by-step practice เฐเฑเฐฏเฐเฐกเฐฟ.
โ๏ธ
Answer Writing Tips
Free body diagrams, stress diagrams, P-V diagrams เฐตเฑเฐฏเฐเฐกเฐฟ โ extra marks. Numerical problems step-by-step solve เฐเฑเฐฏเฐเฐกเฐฟ. Units mention เฐเฑเฐฏเฐกเฐ mandatory!
๐ฏ
Lab & Practical Tips
Mech labs: report clearly เฐฐเฐพเฐฏเฐเฐกเฐฟ. Experimental values + theoretical values comparison table include เฐเฑเฐฏเฐเฐกเฐฟ. Lab observations properly record เฐเฑเฐฏเฐเฐกเฐฟ.
๐ Career After JNTU B.Tech Mechanical Engineering 2026
๐ญ Core Mech Jobs
Production Engineer โน3-6 LPA. Design Engineer โน4-8 LPA. Quality Engineer โน3-6 LPA. EV Engineer โน6-15 LPA (growing fast!). TATA, Mahindra, L&T, Bosch, BorgWarner.
๐๏ธ PSU (GATE) Jobs
ONGC, BHEL, NTPC, SAIL, GAIL, HAL, ISRO, DRDO โ โน7-14 LPA. Best ROI for Mech. Job security + perks. Start GATE prep from 3rd year.
๐ป IT / Software
TCS, Infosys, Wipro hire Mech graduates โ โน3.5-6 LPA. Python + data skills โ better roles. 60%+ Mech grads currently go to IT sector.
๐ Higher Studies
M.Tech Mech (GATE) at IIT โ โน15-30 LPA. MS abroad (USA/Germany) Mech/Manufacturing. MBA tech management. IES Officer (Class 1).
๐ก Mech Career Boosters 2026: GATE Mech โ PSU/IIT = best ROI. EV (Electric Vehicle) industry boom โ EV Engineer โน6-15 LPA, high growth. CAD/CAM + SolidWorks/CATIA/AutoCAD skills mandatory. Six Sigma Green Belt certification. NPTEL Manufacturing certificates free + credible. India auto market $300B | EV CAGR: 20% through 2030 โ Mech engineers in high demand!
โ FAQ โ JNTU B.Tech Mechanical 2026
JNTU Mechanical R20/R23 previous papers เฐเฐเฑเฐเฐก download เฐเฑเฐฏเฐพเฐฒเฐฟ? ๏ผ
Best: jntufastupdates.com โ JNTUK/JNTUH/JNTUA all sems Mech papers. jntumaterials.co.in โ R23 Mech papers + materials. lbrce.ac.in โ Jan 2026 latest R23 papers. manabadi.co.in โ year-wise papers. Official: jntuk.edu.in, jntuh.ac.in, jntua.ac.in. Important: JNTUH Mech students = R22 papers download เฐเฑเฐฏเฐพเฐฒเฐฟ, R23 เฐเฐพเฐฆเฑ!
JNTUH Mechanical R22 vs JNTUK/JNTUA R23 โ เฐคเฑเฐกเฐพ เฐเฐฎเฐฟเฐเฐฟ? ๏ผ
JNTUH Mechanical = R22 (Hyderabad students 2022 batch onwards). This is different from CSE/ECE which use R22/R23. JNTUK Mechanical = R23 (2023+ batch) or R20 (2020-2022 batch). JNTUA Mechanical = R23 (2023+) or R20 (2020-2022 batch). Always check your hall ticket โ regulation number print เฐ
เฐฏเฐฟ เฐเฐเฐเฑเฐเฐฆเฐฟ. Wrong regulation papers download เฐเฑเฐธเฑเฐคเฑ syllabus match เฐ
เฐตเฑเฐตเฐฆเฑ!
JNTU Mechanical pass marks เฐเฐเฐค? Numericals เฐฒเฑ partial marks เฐตเฐธเฑเฐคเฐพเฐฏเฐพ? ๏ผ
JNTU Mech pass marks: Theory: 35/100 (internal 30 + external 70 โ both separately minimum pass). Internal minimum: 12/30. External minimum: 23/70. Labs: minimum 40/100. Partial marks: Yes! Numericals เฐฒเฑ working shown เฐ
เฐฏเฐฟเฐคเฑ partial credit เฐตเฐธเฑเฐคเฑเฐเฐฆเฐฟ. Step-by-step write เฐเฑเฐฏเฐเฐกเฐฟ โ all steps + formula + substitution + answer clearly show เฐเฑเฐฏเฐเฐกเฐฟ.
JNTU Mechanical GATE prepare เฐเฑเฐฏเฐกเฐ worth เฐ เฐตเฑเฐคเฑเฐเฐฆเฐพ? เฐ PSUs hire เฐเฑเฐธเฑเฐคเฐพเฐฏเฐฟ? ๏ผ
Definitely worth it! PSUs via GATE Mech: ONGC (โน10-12 LPA), BHEL (โน8-10 LPA), NTPC (โน9-11 LPA), SAIL, GAIL, IOC, ISRO, DRDO, HAL. These are permanent government jobs with excellent perks. IES (Engineering Services) โ Class 1 officer position. Start GATE prep from 3rd year. ACE Academy Hyderabad = best coaching for GATE Mech in AP/TS. NPTEL IIT lectures free and excellent.
EV (Electric Vehicle) industry เฐฒเฑ Mech engineers เฐเฐฟ future เฐเฐเฐค? ๏ผ
Excellent! India EV market CAGR: 20%+ through 2030. EV companies hiring Mech engineers: TATA Motors EV, Mahindra Electric, Ola Electric, Ather Energy, BorgWarner, Bosch. Roles: Battery Thermal Management Engineer, Drivetrain Engineer, Chassis Design Engineer. Salary: โน6-15 LPA fresher (much higher than traditional Mech). Learn: Thermal simulation tools (ANSYS Fluent), Battery management basics, CATIA/SolidWorks for EV design.
โ ๏ธ Note: Subjects listed based on general JNTU R20/R22/R23 Mechanical curriculum. Exact subjects vary by university and regulation. JNTUH Mech = R22 (not R23). Always verify at jntuh.ac.in / jntua.ac.in / jntuk.edu.in. BeInCareer is not affiliated with JNTU.
๐ Related Articles on BeInCareer
ยฉ BeInCareer 2026 โข Written by Gandreddi Shiva Prasad โข Updated April 29, 2026
All external links verified April 2026. JNTUH Mech = R22 regulation. BeInCareer is not affiliated with JNTU. Verify subject details from official portals.
All external links verified April 2026. JNTUH Mech = R22 regulation. BeInCareer is not affiliated with JNTU. Verify subject details from official portals.
