Hi Annu,

The top best government Engineering Polytechnic colleges/universities (in terms of placement) in New Delhi are as follows:-

• Jamia Millia Islamia, New Delhi
• Indira Gandhi National Open University, New Delhi
• Ambedkar Institute of Technology, Delhi
• Aryabhatt Institute of Technology, Delhi
• Guru Nanak Dev Institute of Technology, Delhi
• GB Pant Institute of Technology, New Delhi

Refer here for more info - https://engineering.careers360.com/colleges/list-of-engineering-colleges-in-india?degree=Diploma&ownership=Public/Government&state=Delhi

Feel free to ask doubts in the Comment Section.

I hope this information helps you.

Good Luck!