My answers are as follows:
1. can I have rights to fight on the property which we are leaving now.
Ans: Yes, you cannot in the life time of your father.
2. If yes under which section should I fight (i don't have money to pay for the lawyer). I want to fight on my own.
Ans: You can approach Legal Services Authority to get free advocate. You need not bother about the sections of different Acts which will be looked after by your advocate.
1. I heard that grandson have right to fight the property which belongs to grandfather.
Ans: Yes, of course.
2.After my grandfather dismes, the grandfather sons had made the partition without intimation to the grandsons. Is it correct?
Ans: Yes, it devolves only on sons of your grandfather and not directly on grandsons.
3.How can i File an injunction suit seeking a restraint order against my brother restraining me from dispossessing from this house.
Ans: You just file a suit for partition. Your advocate may be asked to file interim application restraining your younger brother from selling the property.
4.i heard if the property is divided through a partition deed, family arrangement, etc it loses its ancestral character.can i fight with that?
Ans: No, it does not lost the character of ancestral nature, you can file a suit.
5. how can I file partition suit, claiming my share in the property.
Ans: It is for the advocate to prepare plaint with all the details in the legal format. It all depends upon the advocate you choose and the services you require.