Mobile devices can also create their own small hot spots, including phones and dedicated data devices. The service is enabled by one or more Wi-Fi access points set up by whoever offers the hot spot. The access point is a small electronic box connected to the Internet, with a Wi-Fi radio and antenna.
Furthermore, based on Ranganathan's laws, Jim Thompson (1992) in protesting against a library services, revised Ranganathan's laws to the following statements: 1  Books are for profit. 2  Every reader his bill. 3  Every copy its bill.  Take the cash of the 1  reader. The library is a groaning organism.
By Anne Marie Helmenstine, Ph.D. Law Definition: A law in science is a generalized rule to explain a body of observations in the form of a verbal or mathematical statement. Scientific laws imply a cause and effect between the observed elements and must always apply under the same conditions. Scientific laws do not try to explain the 'why' the observed event happens, but only that the event actually occurs the same way over and over.