Hello student documents needed for admission in Polytechnic are as mentioned below -

Valid ID proof (Aadhar card)

Class 10 Marksheet

Class 10 Certificate

Photos

Caste Certificate if applicable

Yes separate hostel facilities are available for boys and girls in Kameshwar Narayan Singh Government Polytechni.

For more details refer to the link mentioned below - https://www.google.com/amp/s/www.careers360.com/colleges/kameshwar-narayan-singh-government-polytechnic-samastipur/amp

Feel free to comment if you've any doubt

Good luck