Little if it's really dead.
There are companies that can retrieve (or try to) the data for you but those services cost thousands of dollars/Euros at least.
If the drive is still under warranty the best you can do is try to get a warranty replacement for it. Contact your drive manufacturer.
They might even be able to repair it if the damage is minor but often that's not feasible.
i am a student of diploma in electronics and telecomm
can anyone suggest me projects related to the below domains:-
electrical and electronics