Answer Posted / suraj

Principle
it convert the electrical signal to the mechanical
motion.

is there any digitel grevity meter availaible in the market by which we can measure specific gravity of a battery?

2201

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how radio frequency level probes works with its controller ? what is its principle ? pls give me brief explanation?

1870

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How we calculate orifice plat size???

1513

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Draw block digram for well head from well to shipping pump?

2152

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What is PDS and PDMS ?

2140

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how we are selecting instuments by differentiating certain instruments in 4 to 20 ma range and certain in 1 to 5 v dc

2054

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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

2106

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What is zone,loop/fire alarm system?

2634

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why we use cascade control and feed forward control in 3 element drum level control measurement of steam drum .what is cascade and feed forward control system ?give example .

2860

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Boolean algebra

2160

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PLEASE PROVIDE SAMPLES OF CHEVRON SKILL TESTS

3878

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Why plc require in analog input 4-20amp & 0-10 volt?

1117

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How to Calibrate Flow Switch in field

1241

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Can anybody tell me how to select the size of earthing cable for DCS & PLC system.Please tell me any relevant answer here or mail it to me.

2170

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In dcs panel we are using diff type of modules ?what is module ? what is the use of modules ?diff type of module?

1951

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