What is basic of instrumentation

8 Answers  

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how u meassure a room temp?in rtd or themo couple?

4 Answers  

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1.what is the effect of vapour presuure in orifice plate flow measurement 2.which is more effective 2 pressure sensors or one single differential pressure sensor in orifice plate measurement 3.how to design a v/i converter and i/v converter 4.how many type of thermocouple are there 5.how many leads are there in thermocouple measurement 6.how pressure sensors are connected in level measurement in differential pressure method 7.what is the output of capacitive pressure sensor (ac or dc),how its o/p is signal charactarized 8.what is the physical meaning of discharge coeeficient,why it is calculated,orifice plate what is its value,why it is less than 1,Q at upstream is equal to or not equal to Q at downstream of orifice plate why?what is vena contracta in orifice plate 9.why rotameter is called variable area flowmeter,it can measure flow even if area is not varying,why it is made tapered 10.design a 10 bit counter ,which counter you will prefer 11.how to remove self heating error in RTD 12.which is more sensitive pt100 or pt50 13.why thermocouple are connected in parallel 14.what is lead contact error in RTD,how to avoid 15.what is P,PI,PID,PD controller,why there is no ID controller 16.what is override,split range,sequential,ratio,feedforward,cascade controller 17.why we moved from SR to JK and then JK to master slave JK flipflop,give correct reason 18.how to measure level of a closed container which contains vapour and liquid,remember no vapour gas should be leaked,so ultrasonic and capacitive is not an option,design another method 19.how to design horse race counter including sensors and signal conditioning element 20.what is bevelling

0 Answers   BARC,

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What is the use of valve positioner?

1 Answers   CCIE,

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How to decrease opening & closing time of on/off valve?

0 Answers   UPL,

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GWR radar transmitter working principle?

2 Answers   Tata Steel Limited,

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Q- voltage source of 12v is driving the circuit.if circut draw the current of 0.5A them source voltage will became 11.8v.what is the power dilevered by source when circuit draw 5A current ?

4 Answers   Ecil,

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what is function of PLC, and how is it work , explain with difination

1 Answers   Bapco Bahrain Petroleum Company,

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How can corrosion alter the accuracy and precision of a C- Bourdon tube pressure gauge?

1 Answers  

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what does the ratio 800-400-300-200/1-1-1-1-1 in the specification of current transformer indicates?

0 Answers  

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Types of contol loops

2 Answers  

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admittance level sensor meaning?

2 Answers   CGL,

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