Hello Aspirant,

Core subjects in BTech with mechanical specialisation which can upgrade your technical skills are as follows:-

Strength of Materials.

Thermodynamics.

Manufacturing Process.

Fluid Mechanics.

Machine Design.

Heat and Mass Transfer.

Theory of Machines.

IC Engines.

To know more about syllabus and core subjects, you may visit following link:-

https://www.careers360.com/courses/b-tech-syllabus

Hope this information would be helpful.

All the best.