Answer / madanraj

Snubber ckt is used to protect the scr from over current and over voltage.

Answer / arpita

snubber circuit is someting like a "bumper." It alleviates the rise of voltage when the switch of scr/transistor is turning OFF, and alleviates rise of current when the switch of scr/transistor is turning ON, to a safe level.

uses of profibus?

1 Answers  

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What is the cv of a control valve?

2 Answers   CCIE,

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what will be the pressure in tank which has the total level of 2 meters and is filled 1.2 meters ?

4 Answers   Engro,

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Specific gravity.

0 Answers   CCIE,

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How to make position transmitter feedback reverse i.e at valve close i want 20ma output and at full open 4ma.for the NELES positioner,model:ND8261/TS1.

3 Answers  

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how to work MIL contol valve posistioner ?

0 Answers   ABB,

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i have done DAE in Instrumentation and Process Control. i have applied for an apprentice training in chemical company after three day my interview will be conduct but i need more information about industrial process control and controller. my e mail is imran_dilsetu@yahoo.com please tell me interview question relative to instrumentation ?

0 Answers  

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Yokogawa mass flow meter shows negative reading...what r the main causes for this problem?...

3 Answers   IOCL,

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where proximity sensor installed on tank in loading arm application

0 Answers  

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To find closed tank level by DP transmitter , how to findout its range.and insomeplace they using range like - 1500 to +1500 mmwc why not 0 to 3000 mmwc. how they spilit they range for minus and plus.and why?

1 Answers   Kuwait Oil Company,

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Ple give me "INDUSTRIAL INSTRUMENTATION AND CONTROL S.k. Singh 3th edition" Solution manual to self-Check Quiz and chapter-wise PowerPoint Slides. Home web-site not available... Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Thanks for all...

0 Answers  

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how many types of elements are there?

1 Answers  

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