India

Check the below link for colleges in Chandigarh and Delhi-
https://www.shiksha.com/b-tech/colleges/b-tech-colleges-chandigarh?rf=filters&ts=2992520&ct[]=10223&ct[]=63&ed[]=et_20&uaf[]=et_dm&uaf[]=location

Hello Roshan,
If we see dictionary, meaning becomes clear. Aerospace is the industry of aeronautics. However, in India both are intermingled and used whatever way. So just ignore & consider both as one.
In India presently, the requirements of professionals of this branch is quite less but I'd expected

You may refer to this list of top engineering colleges in the state of Andhra Pradesh: https://www.shiksha.com/b-tech/ranking/top-engineering-colleges-in-andhra-pradesh/44-2-100-0-0

Hi Roshan,
Karnataka is not very much known for its mechanical engineering branch, but still, some of the best in its class colleges are RVCE, MVIT, MS Ramaiah, BIT, etc.
All the best.

Hi Venmathi,
There is no reputed college in India which consider boards marks, since boards marks is also not considerable from this marks. So, JEE is also not very much beneficial for you, if you don't get more than 150 marks. But, as you said, you are searching colleges in Bangalore, Pune and Tamil

For lateral entry, you have to qualifying the LEET entrance exam then you got lateral entry in good college for BE in electronics.

Kathmandu University's B.Tech degree is valid in India.