Importance of work study:

1. Work study is a means of enhancing the production efficiency (productivity) of the firm by elimination of waste and unnecessary operations.

2. It is a technique to identify non-value adding operations by investigation of all the factors affecting the job.

3. It is the only accurate and systematic procedure oriented technique to establish time standards.

4. It is going to contribute to the profit as the savings will start immediately and continue throughout the life of the product.

5. It has got universal application.

Work study:

Work study is a generic term for those techniques like method study and work measurement which are used in the examination of human work, in all its contexts. And which lead systematically to the investigation of all the factors which affect the efficiency and economy of the situation being reviewed in order to effect improvement.

Motion study:

Systematic observation, analysis and measurement of the separate steps in the performance of a specific job for the purpose of establishing a standard time for each performance, improving procedure and increasing productivity is called as motion study.

Work measurement:

It is defined as, “The application of techniques designed to establish the time for a qualified worker to carry out a specified job at a defined level of performance.”