Hello devi jyoti. Congratulations on your good score in jee mains 2020. Now coming to your questions as there are bery limited seats in national institute of technology as national institute of technology is ont of the most prestigious institution in feild of engineering so its difficult for you to get admission into any top national institute of technology with this rank and even electronic and communication is one of the evolving brach so it has even high cutoff you can take chance will some nits like silchar , assam , nagaland or mizoram .

For other colleges except nits for electronic and communication you can take help of the link below .

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer