hello lakshmanan,

this course needs the period of 3 years and eligibility is, the student should have passed 10+2 exam.to know  more about this  course,please refer this link by copy and paste it in the address bar of your browser:

https://www.careers360.com/electrical-and-communications-engineering-course

all the best!

I Hope this information will be useful to you.

if you need additional information,let us know to help you.

Thank you!!!:)