Describe the colour rendering properties of i) tungsten filament lamps ii) tubular fluorescent lamp

0 Answers  

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how to compute kvar in substation feeder to improve power factor and sending voltage

0 Answers  

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What is current & voltage ? Voltage perform at any load without current or not?

0 Answers  

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Which types of Gases occure when mineral oil burnt

1 Answers  

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Why have the transformer one earthing to their neutral? Why have the transformer many earthing to their body?

1 Answers  

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All the socket in a room become very hot, the Wall was also became very hot and the earth conductor also became live, what in your view might be the possible causes?

0 Answers  

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1.what is difference in maintain Hz again Hz in USA ? 2.how to calculate the battery AH? 3.why are yearly maintained in transformer how many tests in required?

0 Answers   Areva, Google,

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should dc supply will give the transformer to build up the voltage level

1 Answers  

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What are eddy current and define rms value?

4 Answers   NTPC,

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will a bulb glow connected to two phases of a delta connection?

6 Answers  

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What is Ohms law?

28 Answers   College School Exams Tests, KPTCL, L&T,

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Why transformer neutral is earthed

7 Answers   Hyundai,

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