Geographical mile longitude at the equator is thus exactly 60 geographical miles. It was closely related to the nautical mile, which was originally determined as 1 minute of arc along a great circle of the Earth, but is nowadays defined as exactly 1852 metres. The US National Institute of Standards and Technology (NIST) notes that: "The international nautical mile of 1 852 meters (6 076.115 49...feet) was adopted effective July 1, 1954, for use in the United States. The value formerly used in the United States was 6 080.20 feet = 1 nautical (geographical or sea) mile." (6080.2 feet is 1853.24496 meters.)
Work measurement Work measurement Work measurement is the application of techniques which is designed to establish the time for an average worker to carry out a specified manufacturing task at a defined level of performance. It is concerned with the duration of time it takes to complete a work task assigned to a specific job.it means the time taken to complete one unit of work or operation it also that the work should completely complete in a complete basis under certain circumstances which take into account of accountants time Work measurement helps to uncover non-standardization that exist in the workplace and non-value