What is third harmonic?what is the effect of it?

0 Answers   GMR,

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What should be the voltage between neutral and earth of a UPS?

4 Answers  

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How do i right a ladder diagram that has 1 actuator that performs a full stroke followed by a half stroke

0 Answers   Tata Motors,

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in Telecom DC system-why positive +ve is made earthed.and - ve is fed to load.

0 Answers  

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How much kv gas generator is needed to run 2 hp and 1 hp airconditioners, plus a refrigerator and 4 Tvs

1 Answers  

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what is the earthing condition between earth & neutral.

6 Answers   ABB,

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what is the difference between equipment earth and system earth.

1 Answers   Hofincons,

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Why current leads the voltage in case of capacitor load? Why voltage leads the current in case of inductive load? Why both are with in phase in case of restive load?

3 Answers   TATA,

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For a DY11 lighting Transformer on primary side whee to connect fourth lead? from nuetral or from ground?

3 Answers   Sabic,

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working principle a.v.r. ?

0 Answers   Gem Sugars,

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what is basic difference between the normal tube light choke and electionic choke ?

4 Answers   Amaron,

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can anybody sent me power grid questions. what subject should i prefer for preparation?

0 Answers   Reliance, Vascon,

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