I've got 54000 rank in JEE. My cast is OBC. Can I get any NIT or government colleges?

You can try applying for JAC Chandigarh admissions. You get the following branch at UIET Chandigarh ECE Mechanical EEE IT BIOTECH If branch is not your priority, you can well get branch like Materials and Metallurgical in PEC University of Tech. And also there is a slight chance of getting Productio