Both the courses are equally good,if you have keen interest in pcm then go for btech electrical but if you're interested in collecting information regarding by which laws the country authorities and other stuffs go on then move to BA LLB.
hope this helps you
All the best for future
Candidates can check B.Tech Cut off for Top IITs & NITs here.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile