SMEAT

Yes, you can apply and take a chance for it.

Yes, easily you can get.

EEE (closing rank 15400)
Mech (closing rank 18900)
Civil (closing rank 19700). .

As per your rank in Andhra Pradesh EAMCET 2019 and in accordance with your OC category, you cannot get a seat in any branch of SVU, Tirupati. The candidate belonging to OC category must have secured under 18000 rank (chemical engineering) to be eligible for the seat in SVU, Tirupati. I would suggest you to try for other colleges under Andhra Pradesh EAMCET, Good luck.

Yes, you can get seat in Andhra University.

You have to pay fees in any college you apply to, since it's a government college the fee here is less compared to other colleges.

Yes, you can because the cut off is not that high.

It is difficult to get admission with this rank.

Yes, why not try filling in forms for your interested colleges.

If your JEE Mains rank is 24205 then NIT Uttarakhand, NIT Andhra Pradesh, NIT Nagpur, NIT Patna, NIT Surat, NIT Warangal, NIT Nagaland, NIT Karnataka, NIT Srinagar, NIT Goa, NIT Rourkela, NIT Silchar, NIT Calicut, etc. Will be good to go.