hi i have score 502 in general category , any chance for admission in govt. college

Hello student,
You have neither mentioned which category you belong to nor the state of yours. With a score of 502, you have chances of procuring a seat in the government medical colleges when comparing the results of previous years. But, it largely depends on your home state. For example, With a score of 502, you have chances of procuring a seat in the government medical colleges of Karnataka while it is not so in the case of states like Rajasthan for which the scores are extremely high even in private colleges. However you can go through the following link to know about the cut off's and ranks for the previous years and calculate your chances of selection in your state
https://medicine.careers360.com/articles/neet-cut-off
Good luck