Hello,

Top 10 colleges for CSE IT-

• Indian institute of science, Banglore
• IIT hyderabad
• IIT Bombay 
• IIT Madras 
• IIT delhi
• IIT KANPUR 
• BITS Pilani.
• NIT Trichy.
• National Institute of Technology Karnataka, Surathkal.
• NIT WARANGAL.
• Delhi Technological University.
• Netaji Subhas Institute of Technology.
• Dhirubhai Ambani Institute of Information and Communication Technology.
• National Institute of Technology Rourkela

Top 10 colleges of ECE-

• Indian Institute of Technology Kharagpur (IIT KGP)
• Indian Institute of Technology Roorkee (IIT Roorkee)
• Birla Institute of Technology and Science (BITS-Pilani)
• Indian Institute of Technology (IIT Guwahati)
• National Institute of Technology, Tiruchirappalli
• National Institute of Technology
• National Institute of Technology, Surathkal
• Birla Institute of Technology
• Jadavpur University (Faculty of Engineering & Technology)
• International Institute of Information Technology, Hyderabad (IIIT-H
• Netaji Subhas Institute of Technology
• 
  
• Indian Institute of Information Technology, Allahabad
• Motilal Nehru National Institute of Technology
• PSG College of Technology
• PEC University of Technology

Hope this helped. 

Good luck! 

Hey Nambaru Shivani,

The top 20 colleges in India for ECE, CSE and IT are given below,

1. IIT Madras - 8.82 lakhs for 4 years

2. IIT Delhi - 4.47 lakhs for 4 years

3. IIT Bombay - 8.55 lakhs for 4 years

4. IIT kharagpur - 8.52 lakhs for 4 years

5. IIT kanpur - 8.27 lakhs for 4 years

6. IIT Roorke - 8.42 lakhs for 4 years

7. IIT Guwahati - 8.61 lakhs for 4 years

8. College Of Engineering, Anna University- 82,380/- for 4 years

9. IIT hyderabad - 8.64 lakhs for 4 years

10. BITS pilani - 15.65 lakhs for 4 years

11. NIT Trichy - 5.37 lakhs for 4 years

12. IIT Dhanbad- 7.82 laksh for 4 years

13. Jadavpur University

14. VIT Vellore - 7.80 lakhs for 4 years

15. NIT Rourkela - 2.87 lakhs for 4 years

16. NSIT - 5.64 lakhs for 4 years

17. NIT Surthakal - 5.42 lakhs for 4 years

18. BIT Mesra- 10.55 lakhs for 4 years 

19. Thapar Institute Of Engineering And Technology - 15.68 lakhs for 4 years

20. IIT varanasi - 8.62 lakhs for 4 years.