Answer / keerthi

A programmable logic controller, PLC, or programmable controller is a digital computer used for automation of typically industrial electro mechanical processes, such as control of machinery on factory assembly lines, or light fixtures. PLCs are used in many machines, in many industries

Answer / houssem

PLC Stands for Programmable Logic Controller.
It is and industrial computer that monitors continously the state of input devices ( sensors ) and make decisions based on a custom program to control the state of output devices ( Actuators )

why we use +ve load distribution in 24v , and -ve load distribution in 48volt.?

1 Answers  

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Explain the effect of if in radio receiver?

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explain the trasistor sizing procedure for a four inputNOR and four input NAND Gate?

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In what is the residual magnetic flux density more?

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What is the full form of SDH???

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HOW many Types of Protection we are using in SDH?

3 Answers   HFCL,

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HI FRANDS , ANY ONE SUGGEST ME THE INTERVIEW QUESTION OF NHPC

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