At First they were three rounds of Apptitude :
1. Technical Apptitude - 30 Questions in 30 Mins
2. General Apptitude - 30 Questions in 15 Mins
3. English - 30 Questions in 15 Mins
Second was the Technical Round:
The First Questions was Introduce yourself.
Second Explain me about what you did in your training.
Question were ask from Mainly six subjects Mass Transfer , Heat Transfer , Fluid Mechanics , CRE , Thermodynamics and Process Control
Third round was again a Techno-HR round
In this round you would be interviewed by Plant Head , Vice President and Corporate HR . The question were basically Technical question which were totally based on practical Experience and then some situation was given to check our presence of mind and they will check our confidence.