Shall i have to pay maintainance?

This is Prasad from chittoor and am a Hindu .My marriage was performed on Feb,24,2011 and we r blessed with a male child on 22,Nov,2011.On 22,Nov,2012 ,we went to temple for tonsure ceremony of our child and on return journey ,she asked me to drop at her matrimonial home for the reason - her relatives matchmaking and stayed their itself on demand of putting separate family which was ignored by me and my family members .On 19-7-2013,she came with her family members and relatives to our home for a mediation where her elder and younger brothers bet my mother and brother causing bleeding injuries to them and we filed a case on them and they were punished to pay each 5000/- to court .I filed for conjugal rights on December 2014 and after receiving my notice she filed a false 498a case ,where we got an interim stay and then she again filed for maintenance case and domestic violence case on jan,2015, which we are facing now.Sir,Plz let me know whether i have to pay any maintenance to her ?,and is she has any right to claim for property of my father ?, and can i go for divorce ?,if i file a divorce can i have any problems to face ?. and finally how can i get rid of all these false cases foisted by her.(Am a Physiotherapist and She studied upto 7th standard but cheated as she studied B.Nat and Yoga at the time of marraige).