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 Categories >> Engineering >> Instrumentation
 
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Question Asked @ Answers Views     Select
why we use impulse line of flow transmitter at 45 deg. angle both side of orifice plate.    0  138
Single acting ON-OFF valve. it is air to open. when sov energized , valve will be open, so during that if air fail then what will be the condition of valve ( open or close ) ???    4  434
Why 4mA-20mA current loop selected as standard ???    1  227
what is the difference b/w normal thermocouple and skin type thermocouple?    1  176
what is use single seated and double seated valve?    1  309
What does it mean 3/2 sov    4  530
hi... i'm about to learn siemens plc i came across following question in my mind ... plr ans 1. hw motor operated by plc 2. hw drive operated by plc explain dis by both ladder logic diagram and hardware config , connection    2  177
Differentiate between PLC, SCADA and DCS systems    1  594
What is open loop checking and close loop checking    1  567
how to calibrate motorized operated valve?    1  416
What is the difference between fiber optic cable & Ethernet cable    2  657
How do you troubleshoot accelerometers used in Vibration monitoring/tripping    1  280
What are the different types of thermistors used in industries? How to the operation of typical thermistor?    0  124
What is calibration?    5  675
What is mean by analytical instrumentation?    0  117
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Un-Answered Questions
 
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what is your eligibility criteria for freashers? 527
sir, i preparing hpcl,ongc,barc,hal exams(instrumentation engg)pls send a placement papers 713
How can measure flow in oil line?which type of transmitter is generally used? 1568
How it the difference between force balance system and dispalacement balance system? 358
how to calculate the total flow in square root 412
what is dc moter. 604
Q- Control problem are mainly classified in _____ types. a-)4 b-)3 c-)6 d-)nono of these Few of them i know is 1- regulator type problem (eg- Air conditioner) 2- tracking problem (eg missile trcking problem) 3- sybernatics 4- optimal control problem 614
TECHNICAL/ARTITUDE 579
how u calibrate sox nox co2 co in cemps?what is opacity n HPm?tell the standard parameters of cems? 1560
basic connection and principle of axial shift sensor n differential sensors in tubine describes n draw...... 607
How can I make calculation for Install level transmitter (DP) for open tank and cloes tank? 851
What is heating effect? 610
How we connect a instrument with ground, Give brief explanation with help of diagram? 249
why we are not using the turbine flow meter in the steam service? 579
How to find out the current of two motors having same power consumption but different RPM? 379
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