Dear Rajwin,

Total number of duration for this course is 4 years.

To check the top colleges in Electronics and communication Engineering you can refer below

Indian Institute of Technology, Delhi

Indian Institute of Technology, Bombay

Indian Institute of Technology, Kharagpur

Indian Institute of Technology, Kanpur

Indian Institute of Technology, Madras

Indian Institute of Technology, Roorkee

Manipal Institute of Technology, Manipal

Delhi Technological University, Delhi

To know more about the course you can refer below link

https://engineering.careers360.com/electronics-and-communication-engineering-0

Good Luck!!