Dear Aman, The Entrance Examination for Aircraft Manufacturing and Maintenance Engineering course depends on the State and University that you want to study this course from. JEE Mains is one entrance examination that you need to write for national wide options. Other Entrance Examinations that you need to write are GATE, MHT CET, MUOET, LPU NEST, GUJCET, TNEA, TANCET, NATA, HITSEEE, KCET, COMEDK UGET, Jain University Entrance Test, etc. The most popular colleges for this course can be found at https://engineering.careers360.com/colleges/list-of-aircraft-manufacturing-and-maintenance-engineering-colleges-in-india. Hope this helps!