sir, my pls suggest me which stream should i take mechanical or ece my marks in p,c,m are 79,81,74

What is your interest Himanshu, gothrough both in detail & see which suits you, which one is easy for you to get into it. all depend upon your interest.

its depenon u in which branch ur intersted if u want mech than it is ever green branch it has job life time but their is less money in this branch in future job profile is tough studies also or the ece that is also ever green branch but it offer so many field to go if in future u want to go in cse