Washing machine has become an unavoidable domestic appliance in the context of hectic lifestyles of people. In the last 50 years several models of the machine have been introduced in the market. The early models were rustic which lacked sophistication. But in the course of time changes have taken place in the design and content of the machines. Manufacturers are making earnest efforts to improve the performance of their products. In the past decade when energy and water conservation became imperatives for the universe, machines also were re-designed to meet the challenges. Modern washing machines are also expected to be compact in view of the space constraints experienced by the…