Answer / yogesh

neutral ia used to complete a circuit through itss return
path,while earth is used for its prevantation of
leakage /surge current.

Answer / vijay kumar

above ans is right but i want to add this at neturl point
current is zero & at earth point voltage is zero.....

Answer / amit saini

Neutral is used to compete the loop. And ground is used pass any leakege current.

Why grounding is necessary? Give example with diagram.

0 Answers   Bright Point, DS Group,

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How will you change the action of a control valve?

1 Answers   CCIE,

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IF ASK IN THE INTENVIEW WHAT TYPE OF BMS YOU USE?

1 Answers  

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What pressure results for a flow transmitter of range 0- 180t/h in the dcs and 0-301mbar in the field using square root extraction. Kindly also suggest formulae for the percentages 0,25,50,75,100?

0 Answers   Kentz,

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how u measure dp in dp tx? how u calibrate a dp tx?

3 Answers   Invensys,

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It is desired to reduce effect of 50Hz pick up in a thermocouple measurement. If a third order LP filter is used for this, what should be its cut off frequency, if gain should be 0.001 at 50Hz.

1 Answers   Honeywell,

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difference between null and deflecting instrument.

5 Answers   ONGC,

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please send data bank of quetions answers on analytical instrumentation.

0 Answers  

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what is an ambient temperature?

5 Answers   Reliance,

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in any transimitter (flow/level) there are three terminals for supply& test (+,-,+)in two wire,24VDC given to Tx.,but how 4-20 ma signal travels thru same wire (as it is for 24VDC input supply)?

1 Answers   Jindal, UltraTech,

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what about your moleg in pogrees with company

0 Answers   MahaGenco,

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sir, i preparing hpcl,ongc,barc,hal exams(instrumentation engg)pls send a placement papers

2 Answers   BARC,

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