And in short universal franchise refers that all citizens who are 18 and above are eligible to right to vote
The article 326 defines a universal adult franchise as the basis for elections to all levels of the elected government. The universal Adult Franchise refers that all citizens who are 18 years and above irrespective of their caste or education, religion, colour, race and economic conditions are free to vote.\tIn a democracy, a universal adult franchise is important, as it is based on the idea of equality. It states that every adult in a country, irrespective of their wealth and the communities she/he belongs to, has one vote.\tThe Indian Constitution has adopted universal adult franchise as a basis of elections to the Lok Sabha and the state legislative assemblies.\tRepresentation of States in Lok Sabha:Members are directly elected by the people from the territorial constituencies in the states\tElection Principle used – Universal Adult Franchise\tEligibility to Vote: Any Indian Citizen of/above 18 years of age