Hello Balram,

You can join any Indian Militiary Forces through NDA(National Defence Academy)

Exam conducted by UPSC.

eligibility criteria for NDA is just candidate have passed 10+2 from a

recognized board.

You can also visit careers360 regarding it-

https://competition.careers360.com/articles/nda-eligibility-criteria

Thank You.

Hope it helps you.

first of all admission in indian army have a age barriers,

and it will depends on your education, physical strength,and medical standard.

for this you have to exam 1 is NDA which was conducted by UPSC twice in a year. after clearing the exam you have SSB interview. for NDA you must have a knowledge of maths, and you can give the exam while pursuing the 12th class

2nd is TES entry- where no written exam is conducted you just have to wait for the notification when it was uploaded on websites.