Question

tell me about NIT in details

Answer 1

hii guys
The National Institutes of Technology (NITs) are autonomous public institutes of higher education, located in India. They are governed by the National Institutes of Technology Act, 2007, which declared them as institutions of national importance alongside Indian Institutes of Technology. These institutes of national importance receive special recognition from the Government of India. The NIT Council is the supreme governing body of India's National Institutes of Technology (NIT) system and all 31 NITs are funded by the Government of India.
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Answer 2

NIT or National Institute of Technology is a government engineering college in India, which belongs to a group of premier institutions second only to the IITs, the famous Indian Institute of Technology(s) . 

Earlier the NITs were called Regional Engineering Colleges.