I think i destroy 1 yr of myself for getting admission in Mit pune ??Does it effect at the time of placement??And tell about average placemt
No, it will not effect your placements. Getting a good placement will depend on your grades in your complete course it also depends on your caliber.
Average salary in MIT Pune is around 4.5 lakhs.
You can also check the placement record from the given below link
MIT Pune Placement Record
Good Luck!!