Hello Arpan.

I am providing you list of Top ten Nit.

1.Nit Tiruchirapalli.

2. Nit Surat.

3.Nit Nagpur

4.Nit raurkela.

5.Nit suratkal.

6.Nit Warangal

7.Nit BHOPAL

8.Nit Allahabad

9.Nit jaipur

10.Nit Durgapur

These are the Top ten Nit of India.

In addition to these Karnataka Calicut are also among good NITs

Ok

Good luck

The ranking of National Institute of Technology in India are 

• National Institute of Technology,  Tiruchirappalli
  
• National Institute of Technology,  Rourkela
• National Institute of Technology, Karnataka
• National Institute of Technology, Warangal
• National Institute of Technology,  Calicut
• National Institute of Technology,  Kurukshetra
• Motilal Nehru National Institute of Technology 
• National Institute of Technology,  Durgapur
• National Institute of Technology,  Silchar
• Malviya National Institute of Technology

Hope this helps