Electrical machines are found in many places. This paper describes how a computer, an electronic iron, a mobile phone, and a fridge are structured, and work.
Computer structures include; the basic input output system (BIOS), Central processing unit (CPU), Random Access memory (RAM) - temporary storage, the hard disk (permanent storage), communication channel ( cables/wireless), Bus(high speed internal communication), and other ad-on devices. The BIOS stores all the parameters to be input as turn on or turn off devices, flash disks, USB, printers, keyboard, sound cards etc. these parameters are found in the flash memory. The CPU is the processing part ...
