B.Tech-Eligibility, Entrance Exam, Specialisations

Discover all the information you need about B.Tech including the list of the top Engineering Colleges in India

What is B Tech?

B Tech or “Bachelor of Technology” is a four-year professional undergraduate degree awarded to students pursuing various streams and specialisations in engineering and technology. A Bachelor of Technology is a technical, skill-based degree of engineering studies that prepares students to apply their engineering knowledge in practical real-life situations and covers all scientific and mathematical principles to invent, design, build, and test various structures, processes, machines, and engines.


Read More: 
Top Engineering Colleges in India

Top IT & Software Colleges in India

Specialisations in B Tech -

Bachelor of Technology comprises a gamut of specialisations depending upon the sector of work:

  • Acoustic/Sound Engineering 

  • Aeronautical and Aerospace Engineering

    • Aeronautics | Aerospace Engineering and Applied Mechanics | Mechanical and Aerospace Engineering| Aerospace Propulsion | Aerodynamic Fluid Flow | Guidance, Navigation, and Control | Propulsion and Combustion

  • Agriculture and Food Engineering 

  • Automobile Engineering

    • Automobile Engineering (Electric Vehicle) | Automotive Design Engineering | Automotive Engineering | E-Vehicles & Autonomous Vehicles | Electric Vehicles Engineering | Electrical Engineering-Electric Vehicle

  • Artificial Intelligence (AI) Engineering 

    • Artificial Intelligence and Data Science | Artificial Intelligence and Machine Learning | Automation and Artificial Intelligence | Augmented Reality and Virtual Reality

  • Biotechnology/Biomedical Engineering 

    • Bioengineering | Biological Engineering | Biological Sciences and Bio-Engineering | Biotechnology and Bioinformatics | Biomedical Design Engineering | Prosthetics & Orthotics

  • Chemical Engineering 

    • Refining and Petrochemicals | Chemical Science & Technology | Oils, Oleochemicals and Surfactants Technology | Surface Coating Technology | Materials Science and Engineering | Materials Science and Metallurgical Engineering | Polymer and Coating Technology | Polymer Engineering and Technology | Rubber and Plastic Technology | Ceramic Engineering/Technology

  • Civil Engineering

    • Civil and Infrastructure Engineering | Civil Engineering (Construction Engineering & Management) | Civil-Irrigation Water Management

Also Read: 
Top Civil Engineering Colleges in West Bengal 


  • Computer Science Engineering

    • Computational Engineering | Computer Science & Communication Engineering | Computer Science & Systems Engineering | Computer Science and Engineering and Business Systems | Computer Science and Engineering (Artificial Learning and Machine Learning) | Computer Science and Engineering (Bioinformatics) | Computer Science and Engineering (Block Chain Technology) | Computer Science and Engineering (Information Security) | Computer Science and Engineering (Internet of Things) | Computer Science and Engineering with Telecom Informatics | Computer Science and Information Technology | Computer Science Engineering (Data Science) | Computer Science Engineering (Big Data) | Computer Science Engineering (Computational Sustainability) | Computer Science Engineering (IT Infrastructure) 


Read about Computer Science Engineering Colleges:
Top Computer Science Colleges in West Bengal 
Top Computer Science Colleges in Tamil Nadu

 Construction Engineering 

  • Data Science Engineering

    • Data Science and Cyber Forensic | Data Analytics | Data Analytics and Artificial Intelligence Hons | Artificial Intelligence and Data Science

  • Electronics and Communications Engineering (ECE)

    • Communication Engineering | Electronics and Communication (VLSI Design) | Electronics and Communication with Biomedical Engineering | Electronics and Telecommunication Engineering

Also Read:
Top Electronics and Communication Colleges in Tamil Nadu

  • Electrical and Electronics Engineering (EEE)

    • Electrical and Computer Engineering| Electrical and Computer Science Engineering | Electrical Engineering (Power and Automation) | Electronic Science | Electronics and Computer Engineering | Electronics and Computer Engineering (with AI & ML) | Electronics and Control System Engineering | Electronics and Instrumentation | Electronics Instrumentation | Electronic Media | Applied Electronics and Instrumentation Engineering | Medical Electronics Engineering | Power Engineering | Power Control and Drives | Power Electronics and Drive   

Read More:
Top Electrical Engineering Colleges in Kolkata

  • Environmental Engineering

    • Sustainable Energy Management | Sustainable Development | Energy Science and Engineering | Renewable Sustainability Engineering | Solar Engineering and Management | Solar and Alternate Energy

  • Industrial Engineering and Management

    • Industrial Fish and Fisheries | Industrial Heavy Machinery | Industrial Internet of Things

  • Information Technology (IT Engineering)

    • Information System Management | CSE DevOps | IT & ITES | Internet of Things | Internet Of Things and Cyber Security including BlockChain Technology | Software Development | Software Engineering


Read about Information Technology (IT Engineering) Colleges:
Top Information Technology Colleges in Kolkata

  • Instrumentation and Control Engineering (ICE)

    • Applied Electronics and Instrumentation Engineering

  • Manufacturing Engineering

  • Marine Engineering 

    • Ocean Engineering and Naval Architecture

  • Mechanical Engineering 

    • Mechanical and Aerospace Engineering | Mechanical and Automation Engineering | Mechanical Engineering (Digital Manufacturing) | Mechanical Engineering (Automotive) | Mechanical Engineering (Manufacturing) | Mechatronics Engineering

Also Read:
Top Mechanical Engineering Colleges in Kolkata


  • Metallurgical Engineering 

    • Materials Science and Metallurgical Engineering

  • Nuclear Engineering 

    • Nuclear Medicine Technology

  • Petroleum/Petrochemical Engineering 

    • Applied Petroleum Engineering Gas stream | Applied Petroleum Engineering Upstream

  • Pharmaceutical Engineering and Technology

  • Product Engineering

    • Product and Industrial | Product Design | Production Design | Production Technology

  • Robotics Engineering

    • Robotics and 3D Printing | Robotics and Automation | Automation and Robotics | Embedded Systems & Robotics

  • Telecommunications Engineering

    • Electronics and Telecommunication Engineering | Information Science and Telecommunication | Computer Science and Engineering with Telecom Informatics

  • Advanced Materials and Nano Technology

  • Advanced Networking and Cyber Security

  • Cloud Computing | Cloud Computing and Virtualization Technology | Cloud Technology and Information Security

  • Dairy Technology

  • Engineering Physics

  • Engineering Science

  • Mining/Mining Machinery Engineering

  • Printing Engineering and Technology


B Tech Eligibility and Requirements -

Students can enrol in Bachelor of Technology programmes after appearing for engineering entrance exams held across the country. The eligibility criteria are as follows-

  • Candidates enrolling on Bachelor of Technology entrances and programmes must have passed their 10+2 (or equivalent) examinations from a recognised Indian board with a minimum aggregate of 50% marks. 

  • Candidates must have opted for the Science stream with English, Mathematics, Physics, and Chemistry as compulsory subjects.


B Tech Admission Procedure -

The admission procedure for a Bachelor of Technology is as follows-

  • Candidates applying for Bachelor of Technology programmes must qualify for the minimum eligibility to appear for engineering entrance exams. Candidates can apply for the JEE entrance/other examinations by registering in the online portal and submitting the required documents.

  • After appearing for the entrance exams, candidates will be shortlisted based on scores, ranks, and merit lists in the JoSAA counselling session for the respective colleges/entrances. 

  • Shortlisted candidates may finalise their admission at the concerned college by paying the fees and submitting the required documents for verification.


Read More: Top Ranked Institutes in India:


B Tech Entrance Tests -

Most Bachelor of Technology courses in India require clearing entrance exams for admission. Various entrance tests are conducted on the central, state, and university levels for admission into Bachelor of Technology programmes in engineering and technology colleges across India. 

Some important entrance tests for pursuing B Tech programmes in India include the following-


Aptitude for B Tech -

Students interested in solving technical problems and inventing new systems may find a Bachelor of Technology the ideal degree to pursue. Students may gauge their aptitude for engineering with the following criteria:

  • Proficiency in mathematics and science

  • Problem-solving skills 

  • Mechanical knowledge and reasoning

  • Logical and diagrammatic reasoning

  • Spatial awareness

  • Technical skills and understanding

  • Creativity and innovation


B Tech Subjects -

Some subjects such as the ones listed below are common to most Bachelor of Technology programmes. In addition to these, candidates are also taught specialisation-specific subjects, inter-departmental subjects, skill-developmental subjects, and general elective subjects. Topics covered in B Tech include-

  • Engineering Physics

  • Engineering Chemistry

  • Engineering Mathematics

  • Computer Programming

  • Engineering Mechanics

  • Electronics

  • Environmental Studies

  • Engineering Graphics

  • Thermodynamic Principles

  • Data Structures

  • Theory of Machines

  • Control Systems

  • Machine Design

  • Circuit Design

  • Hydraulics

  • Industrial Automation

  • Instrumentation

  • Structural Analysis

  • Concrete Structures

  • Microprocessors

  • Labwork


Top B Tech Specialisations for the Future -

The most sought-after and lucrative Bachelor of Technology specialisations to opt for in the future are-

  • Computer Science Engineering

  • Mechanical Engineering

  • Aeronautical/Aerospace Engineering

  • Civil Engineering

  • Electrical and Electronics/Communication Engineering

  • Biotechnology Engineering

  • Artificial Intelligence (AI) Engineering


Post-graduate Study/Research Opportunities after B Tech -

After completing undergraduate engineering with a Bachelor of Technology, students may opt for higher education with master's/PhD degrees. Here are a few postgraduate study and research opportunities in India after a Bachelor of Technology-

Popular entrance examinations held across India to offer admission into postgraduate engineering courses include the following -

  • Graduate Aptitude Test in Engineering (GATE)

  • IIT Delhi M Tech Entrance Exam

  • International Institute of Information Technology Hyderabad Postgraduate Entrance Examination (IITH PGEE)

  • SRM Joint Engineering Entrance Exam, Postgraduate (SRMJEEE PG)

  • Manipal Academy of Higher Education Online Entrance Test (MET M.Tech.) 

  • Jawahar Lal Nehru University (JNU) conducts its Common Entrance Exam for M Tech (JNU CEE M Tech)

  • Post Graduation Common Entrance Tests (PGCET) for respective Indian states


Read more: Top B.Tech colleges in major cities of India:
Top B.Tech Colleges in Kolkata
Top B.Tech Colleges in Bangalore
Top B.Tech Colleges in Hyderabad
Top B.Tech Colleges in Delhi NCR
Top B.Tech Colleges in Jaipur
Top B.Tech Colleges in Bhubaneswar


Career prospects/Placements -

Bachelor of Technology is one of the most sought-after professional degrees in India and abroad. Acquiring a Bachelor of Technology degree opens several avenues and career prospects in the public and private sectors. B Tech graduates are offered placement opportunities by their college’s Training And Placement (T&P) cells from their final/penultimate year. Top engineering companies recruiting from leading engineering institutions in India include:

  • Bharat Heavy Electricals Ltd. (BHEL)

  • Engineers India Ltd.

  • Larsen & Toubro Limited

  • ISRO

  • Cummins India Ltd.

  • Infosys

  • Tata Consultancy Services (TCS)

  • Reliance Industries

  • Indian Oil Corporation

  • Hindalco

Some of the leading international companies offering placements in Indian engineering institutes include:

  • Google

  • Microsoft

  • Deloitte

  • Apple

  • Accenture

  • IBM

  • Morgan Stanley

  • NASA

  • Goldman Sachs

  • Cognizant


After completing Bachelor of Technology degrees, students may choose from a wide array of career prospects depending on their specializations. Some of the popular and lucrative career prospects in engineering and technology include:

  • Computer Scientist/Engineer

  • Data Scientist

  • Mechanical Engineer

  • Civil Engineer

  • Electrical Engineer

  • Software Developer

  • Aerospace Engineer


Starting Salaries after B Tech -

The average starting salaries for Bachelor of Technology graduates range between INR 4 to 6 LPA and can go as high as INR 1 crore LPA for senior experienced engineers. 


Subjects Similar to B Tech -

Bachelor of Technology and Engineering constitute a wide scope of the science and technology sector. Students who are interested in pursuing a career in engineering through a Bachelor of Technology may also find an affinity for similar subjects such as:

  • Data Science

  • Artificial Intelligence

  • Machine designing

  • Software designing

  • Coding

  • Robotics

  • Physical sciences

  • Materials Management

  • Metallurgy


Read More: Top Engineering Colleges in Major States of India:
Top Engineering Colleges in Tamil Nadu
Top Engineering Colleges in West Bengal
Top Engineering Colleges in Punjab
Top Engineering Colleges in Gujarat
Top Engineering Colleges in Maharashtra
Top Engineering Colleges in Karnataka