Hello Niranjan,
Since you have just completed your 12th and I think you might have given the IIT or other Engineering entrance exams.
If you haven't than also, don't worry there are plenty of good engineering colleges that take admission on the basis of 12th marks as well.
For 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/
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