Answer / bimalendu sarkar

the basic difference between them is that cpc has two
inputs- current( 20ma to 160ma) and a hydraulic
input/output whereas an i/p (E/p) converter has a current
(4ma - 20ma) and a pneumatic input/output.

Dear Sir/Madam,im going to attend Hpcl written exams on feb 17th in instrumentation stream..can anyone send me the HPCL model papers and pattern of HPCL ....i ve not yet attended anything in HPCL...so i dont know how it comes...so just i need some model test papers and pattern ..pls help me friends...

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What are primary elements of measuring pressure? Which type of pressure can be measured by these elements?

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Why Differential pressure transmitter is located below the tappings points for steam & condensible vapor flow measurement application?

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tell me the temp range of rtd?

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Explain about safety integrated level protection? . How it was differ from other protections ?

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what does mean by analog output trim and where this one used for?

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if the neutral and ground of ups voltege are connected together in the source itslef then why the voltege b/w neutral and ground comes positive in some other destination inspite of having earth pit. how can we mimmise this?

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what is the difference between active & reactive power?

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Specific gravity.

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