Hi Apra, 

There are 14 Polytechnic Colleges in Jaipur out of which 3 is government and 1 is specialli for women. Admission to this colleges is based upon percentage in 10th exam. If can apply either online or offline by collecting application form from college office. As per your 10th percentage if you make upto the merit list, you will get admission.

Thank you and best of luck.