Section 11 · Ballot to be taken. - Voting for the office of Vice-President shall be by ballot, and if only one candidate for the office is proposed, the members present shall be required to vote by writing "Yes" or "No" on the ballot paper, and if a majority of votes is not in the affirmative, the election shall be postponed to the next meeting of the Council when a further ballot shall be taken in respect of such candidates as may then be proposed and the Chairman of the meeting shall not have a casting vote