Can i challenge registered relinquishment deed ?

Sir i belong to hindu family.my father died in 1983 he owned a plot in delhi which is mutated in name of me ,my mother and brother but when my mother came to know about my love marriage in 2004 then my brother & mother confined me at home and force me to sign some papers which they told these are fixed deposit in your name and also took me to some office also beat me & no food for 5 to 6 days some how i can manage to escape from home and went to my husband in 2004 since then i am not in touch wid my mother and brother but recently i recived show cause notice from tis hazari . It is a case which is filed by my mother against dda because dda had made conveyancedeed in favour of me my mother &brother even then when my mother gave them relinquisment deed signed by me on that hearing i came to know about this RD which i dont know when i have done this she want my name to be excluded from conveyance deed sir plz help me what are my rights