While court sending notice to Respondant what are the documents sent to her

If a child visitation is granted to father in court premises, in general circumstances, is the entire visitation in presence of mother or in her absence. If absence, who ensures that the child is not taken out of the court or mishandled.

Is it necessary to take lawyer for appearing in court for Divorce case filed by husband, on first hearing?

During my college days I married my girlfriend using christian marriage act, I have provided details for that marriage like adhar. Now, My then girlfriend married to another guy because of her family situation. Is it possible to find my previous marriage, nobody know about my previous marriage