Why most of analog o/p devices having o/p range 4 to 20 mA and not 0 to 20 mA ?

2 Answers  

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show the physical connection and phasor diagrams of 1: DZO 2: Yd1 3: DZ6 4: Yd11 5: YZ11

0 Answers  

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What is battery Amphere-hour? How the battery back up time period is calculated?

2 Answers  

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what is destructive and non-destructive testing of welding

0 Answers  

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explain working of differential protection for a transformer?

1 Answers   BARC,

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How can I known multiplying factor .without multiplying table

0 Answers   Student,

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What is lifting power for 1 wb/m2 and 1 A magnet?

0 Answers   Techno Labs,

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What is the material used for the core of a high freiquency transformer?

3 Answers   Videocon,

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1.stranded resistance values of motors? 2.how to calculate the resistance values of single phase and 3phase motors?

2 Answers   Bell, L&T,

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What is the difference between power,voltage,current? and with example

3 Answers  

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what could be the reason of a burnt current transformer in an electrical panel

1 Answers   ERWAT,

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Name the instruments which run on DC?

2 Answers  

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