A Programmable Logic Controller can be defined in many ways. It can be defined as a program controlled electronic equipment with a reprogrammable memory for storing a set of commands which is used for executing exact tasks like logical, arithmetic, timer, counter, and  furthermore controlling different...

EMI is the short form of Electromagnetic Interference. It is a generalization of an older terminology RFI (Radio Frequency Interference). Electromagnetic Interference can be defined as an electro-static/electro-magnetic disturbance which results in malfunctioning or undesired response in one or more electronic system, equipment or circuit....