hello aspirant,

the chances of geting seats in government colleges is really less. and to get core elecronoics and communication stream is really hard. because most of the universities has some seats reserve for gate qualified candidates. so the remaining seats will fills by appgecet.

You may use career 360 college predictor tool to know your predictable colleges

https://engineering.careers360.com/tags/college-predictor-of-ap-pgecet