How to connect frequency meter in metering circuit?(single phase and three phase frequency meter)

3 Answers  

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why the neutral line is not giving shock to us if we touch it ?

0 Answers   GPREC,

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3 ph motor connected in star delta starter. when we start the motor it run in star but when in is going in delta it trips the main incoming supply. why?

3 Answers   Bajaj Hindusthan,

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what is meant by a slip?

10 Answers  

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what is the meaning of pi value?

1 Answers  

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is it possible to export & import power in a same transformer.how

2 Answers  

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why rms value of voltage is fed to transformer

1 Answers   Bhel,

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how does it help for selection of a transformer.

0 Answers  

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in case of three phase induction motor,when it is connected to three phase supply,why the magnetic field is rotets around the armeture?

5 Answers   Hindalco,

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which connection is safer series or parallel?usually which connection we prefer at home?

5 Answers  

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Radio Carbon dating is used in a) find diseases b) find the age of relics c) find the carbon content in the atmosphere d) none of these

2 Answers  

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What are types of encoders?

19 Answers   ITC Infotech, UFO, Wipro,

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