my gate score is 515 oc category in ece .is there any chance i could get a seat in nits or iits
Based on your gate score the possible NITs and and IITs are
And Jadavpur University.
For predicting college use this predictor
GATE College Predictor 2020 - Predict Colleges based on your GATE Score
GATE 2020 College Predictor with PSU Chances – Know your admission chances in Engineering colleges based on GATE Score, Caste, Paper Code & ...
Hope it helps
You might have a chance in NITs or IIITs, however it would be pretty difficult to get in IITs as their cut off is high.
For a more accurate prediction regarding college through GATE, you can use the GATE college predictor tool- https://engineering.careers360.com/gate-college-predictor