Hello Divyanshu,
The syllabus for the JNU in the Nanoelectronics is that the entrance examination for you should be completed.
If you wish to pursue M.Tech degree in the relative field from JNU will be conducted by NTA as a Computer Based Test.
And for the further details, if you have any query you can even visit our website, where there is a detailed description which would be quite helpful for you https://engineering.careers360.com/articles/jnu-cee-mtech
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