Congratulations for scoring such a good marks .Definately your score will be in top 50.With your this score you will get calls from PSUs and IITs as well.You can apply in any PSU which hires electrical engineering graduates.You will definately get call for interview and GD .
You can apply at following PSUs:
ONGC
IOCL
PGCIL
HPCL
NLC
NTPC
NHPC
NALCO
RITES
BHEL
NFL
MDL
BSNL
And many more .You can apply wherever you wants.You need to prepared for GD and PI process.Where you'll get a job depends on your GD and PI as you are qualified for all of the PSUs.