Hello,  though you have Cap quota you may or may not get IT in JNTU and Mechanical or Civil or EEE in Osmania University but if you have competition for that seat as you got 75 marks and based on years cutoffs this may happen. Cutoffs vary from year to year.

Click below links for more details.

https://www.careers360.com/ts-eamcet-college-predictor

https://engineering.careers360.com/tags/seats-reservation-of-ts-eamcet

https://engineering.careers360.com/articles/ts-eamcet-seat-allotment/amp

All the Best