All questions before a meeting of a panchayat or committee thereof or of a gram

sabha shall be decided by a majority of votes of the members present and unless otherwise provided in this Act, the presiding officer of the meeting shall have a second or casting vote in all cases of equality of votes: Provided that in such circumstances and subject to such conditions as may be prescribed, a decision on any question before a panchayat or committee thereof may be taken by circulating the propositions therefore for the vote of members.