Hi sir as you are a mechanical engineer. you can help me . sir, i am now doing (10+2) and would like to do B.E. in mechanical engineering after this but i think i should have done diploma in this engineering. now i have not obtained good marks in physics and math in this (10+2) study so what should i do now.should i again start doing diploma or i can study B.E. with less marks in physics and maths at (10+2).. sir i am really in stress please help me give some idea sir please please please.