hello, Sowmya

Best photography colleges in coimbatore are:

Srini institute of photography

RK photocenter

Image creative education

Alpha6 institue of multimedia

Ayyam Blue pearl school of photography

Wonder light photography academy

MYSTIC studio 

Ambitions 4 photogrphy academy 

Light and life academy .

The average salary for this course is around about 300,000-400,000 it may vary depending on your skills and experience.

Eligibility for this course includes:

passion for photography

creativity

will to travel and work at odd times

patience

concentration

computer and software skills

communication skills 

You can opt for a bachelors degree, diploma or a certified course in photography.

Hope your query is answered.Also in photography you can opt for fashion ,wildlife,wedding,aerial,sports,fine art,landscape,macro etc.