A PhD in Mechanical Engineering is a technical course.
The course needed strong knowledge of thermodynamics, machine and scientific
computing.
Before Entering in PhD, you have to clear entrance exams. Without entrance exams,
you
are not eligible for a PhD degree.
PhD in Mechanical Engineering gives you various private and government-sector
opportunities. After completing a degree, you choose to do a job or start your own
company.
The main and vital streams in mechanical engineering are Aerospace, Automotive,
Marine,
and Power plant Engineering.