Which is the best engineering branch can I opt?

It depends upon your interest. If you like electronics field then you should pursue B.Tech in electrical and the same goes for other branches. All the branches are good.

Scope of different engineering branches have seasonal variations. It is difficult to forcast which branch will have best scope in next 4 years. One should do engineering in subject of their interests. Therefore, It is recommended that you may choose your branch based on your interests not on scope t