Can I switch to mass communication or aviation from engineering field?

Dear Nidhi, aerospace engineering is a big component of aviation. The qualification will help you work on engines of aircrafts. You could also be trained exclusively to work on the complex radio equipment that is used by pilots-mainly in the air traffic control rooms. There is great scope for engine

Yes, you can do that.

Surely you can. Science and engineering branch students can go forward in most of the fields they desire. Also, there is no such educational background asked as the eligibility for mass communication course.