UNIVERSAL EXAM BOOKS FOR POLYTECHNIC DIPLOMA
FOR :
1. MECHANICAL ENGINEERING BRANCH
2. REF & PETROCHEMICAL ENGINEERING BRANCH
3. REFRIGERATION AND AIR CONDITIONING BRANCH
4. AUTOMOBILE ENGINEERING BRANCH
FOR PARTTIME DIPLOMA FIFTH SEMESTER :
1. MECHANICAL ENGINEERING BRANCH
INCLUDING PREVIOUS YEAR QUESTION PAPERS
SIMPLE & EASY LANGUAGE TO UNDERSTAND