Hello,

NCERT is a must book for concept building. Refer to NCERT first then move one to practising MCQs. For cracking any competitive exam practising as many questions gives you a upper hand.

You can take reference from other books like HC Verma, DC Panday, Resnick Halladay, IR Irodov etc for numericals and theory after going through NCERT.

You can also use this B.Tech Companion for boosting your Preparation - https://www.careers360.com/btech-companion?ici=companion-navigation-header_btech-companion&icn=btech-companion

You can click at this link to know more about UPSEE - https://www.careers360.com/exams/upsee

Hope this was helpful.