Can you please mention the name of the entrance exam?
If you are asking for JEE Main then it will be held on April 15 and 16, 2018 (9.30 am to 12.30 noon)(2 pm to 5 pm)
You can also check the important dates of all the engineering exams from the given below link
List of Engineering exams
Good luck!!
Candidates can check B.Tech Cut off for Top IITs & NITs here.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile