Hey Aryan,

I will suggest you to go for Btech at UPES Dehradun. Aerospace at UPES Dehradun is more better when compared to the BTECH in Areospace engineering at Jain university Bangalore. 

Check the details of jain university by visiting the link given below:

https://www.google.co.in/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&uact=8&ved=2ahUKEwiv8onfjbzhAhW-73MBHZKcAoQQFjABegQIABAB&url=https%3A%2F%2Fwww.careers360.com%2Funiversity%2Fjain-university-bangalore&usg=AOvVaw0L3uBMgEk58S47PqDEZy_N

Check the details of Upes university by visiting the link given below:

https://www.google.co.in/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=2ahUKEwjMgMqKjrzhAhWA73MBHeoECMUQFjAAegQIABAB&url=https%3A%2F%2Fwww.careers360.com%2Funiversity%2Funiversity-of-petroleum-and-energy-studies-dehradun&usg=AOvVaw1QrPwlBsUBl0QzEYZ89267

Good luck !