Expain mechanical electromechanical and electronics computer with example

electro-mechanical computer(Noun) an early type of computer that used storage wheels, rotary switches, and electromagnetic relays and was programmed by punched paper tape.

Electro-Mechanical Products, Inc. (EMP) is a leading manufacturer of precision machined components, thermal management solutions, and mechanical and electrical subassemblies used by technology-driven industries worldwide.

The nature of the logic elements in one computer are mechanical elements, typically (not always) analog, whereas in an electronic computer the elements are electrical and, in today's technology are solid state and digital. There are also fluidic computers where the logic elements are fluid paths.

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