if I get 100 marks in jee mains 2021 and I'm from sc category than in which nit's and in which branch I can able to apply .

Hello Aspirant,

If we go through the analysis of marks Vs Percentile Vs rank for JEE-Main 2020 then according to the marks mentioned by you in the question your rank and percentile is expected to be in the range of 46076 - 36253 and 94.9985943180054 - 96.0648502433078 respectively, you can check out marks Vs ranks Vs Percentile from the link given below :-

https://engineering.careers360.com/articles/jee-main-marks-vs-percentile

Or

You can also use JEE-Main Rank Predictor to predict your rank :-

JEE Main Rank Predictor 2020 - Predict your JEE Main Rank - JEE Main Percentile Calculator

JEE Main Rank Predictor - Know your expected IIT JEE Main 2020 Rank by using Careers360 JEE Main rank predictor tool based on JEE Mains scor ...

As we go through the latest cut-offs of 2020 then it shows that you have good chances to get some NITs like NIT, Bhopal, NIT Jaipur, NIT Uttarakhand and likewise under reservation quota of SC category with some non-core branches like ECE, Mechanical Engineering, Civil Engineering.

You can check out the latest cut-offs from the link given below :-

https://admissions.nic.in/csabspl/csabsplresult/result/CurrentORCR.aspx

https://josaa.nic.in/Result/Result/currentorcr.aspx

Note that the above prediction is made on the basis of latest cut-offs available on official website of JOSAA or CSAB and the cut-offs are bound to change every year depending upon various factors such as the number of candidates appearing in an examination, the number of candidates qualifying an examination, difficulty level of the paper, and so on.

If you are preparing for JEE-Main 2021 or 2022 then I would recommend you to check the resources made by our experts to help aspirants like you in the best and smart preparation of JEE-Main 2021 or 2022 :-

https://learn.careers360.com/jee-main-coaching/?utm_source=%20QnA

I hope this information helps you.

Good Luck!!