The Metre Kilogram Second Systems Of Electrical Units MKS Pidduck Sas 1947. MKS is based on measuring lengths in meters, mass in kilograms, and time in seconds. MKS is generally used in engineering and beginning physics. It was proposed in 1901. The most familiar units of electricity and magnetism.It is hardback measures 4 1/4 x 6 3/4 Inches and has 60 Pages. Managed ebay accepted Buyer pays shipping and handling of $5.00 in the US more for international shipping