Dear Vikas,

No, because you got 49% in class 10. And the eligibility criteria to get admission in polytechnic for Mechanical engineering are a minimum of 55% marks in class 10 for the general category and 50% marks in class 10 for the reserved category.

But don't worry, In some states, the eligibility criteria to get admission in polytechnic for Mechanical engineering are minimum of 35% marks in class 10. There are many entrance exam for diploma in mechanical engineering such as Odisha DET, Punjab PET, Delhi CET, AP POLYCET, Bihar DCECE, etc.

To more information about Polytechnic-Courses, Fees, Eligibility :-

Polytechnic - Course Details, Fees, Eligibility, Admission Process, Career Scope & Jobs, Syllabus (careers360.com)

Hope this information helps you...

Good luck :)