The scope of this book covers the needs of university students of industrial psychology and other advanced studies of Institute of Business Management teaching courses for preparation of prospective directors, managers and supervisors for several aspects of industries. The purpose of this book is to assist all engaged in different kinds of industrial pursuits in order to become more human in the interests of all concerned. The study of industrial psychology will be helpful in resolving many industrial issues and and problems related to various types of workers,engaged at an industrial centre.