Hello sourabh,

To pursue B.Arch Course in India, candidates must secure minimum marks in one of the qualifying exams such as JEE, NATA or IIT JEE-AAT.  Architecture and Planning aspirants must take JEE Main Paper-2 with the mathematics subject in their class 12th. 

For different institutes the opening and closing ranks varies.

For Malviya National Institute of Technology the opening and closing ranks for different categories are

• General 568-2401
• Obc 392-1688
• Sc 99-189
• St 160-498

For NIT HAMIRPUR

• General 2491-11202
• Obc 2184-38348
• Sc 445-1269
• St 320-486

If you want more institutes you can refer this link below https://www.google.com/amp/s/www.embibe.com/exams/b-arch-cut-off/amp/