Hello Shankar,

There are numerous ways to get admission in B.tech. JEE mains ( joint entrance exam) is one of the entrance exam conducted by NTA to get admission in various B.tech courses, B.arch/B.planning in prestigious institutes like IITs/NITs/IIITs based on merit .Also many private colleges accept JEE mains rank to get admission in their college.You can also write BITSAT to get admission in BIRLA INSTITUTE OF TECHNOLOGY AND SCIENCE.

There are many other entrance exams which you may consider:

• WBJEE
• KLEEE
• VTUEEE
• SRMJEE
• MET
• VITEEE

You may get to see other entrance exams to get admission in B.tech by using the below link

https://engineering.careers360.com/exams

I hope this is helpful to you.