why corona loss is less with negative polarity?

3 Answers  

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Why in India distribution transformer are connected in Dyn11 when we know capacity of v-v connection can be increased by adding only a single transformer?

1 Answers   CSPL,

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house wiring - series wiring or parallel wiring

4 Answers  

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Impedance relay is directional relay or non directional relay?

2 Answers   KSEB, NTDC,

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Wht ar the reason for low voltage on consumer side?

6 Answers  

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What are root loci?

0 Answers  

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What is difference between slip rings and carbon burushes?

2 Answers   Hyundai, IVRCL,

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how we calculate the 30 KW 3phase electric motor current on noload

23 Answers   Monnet, Siemens, SSR, Supermac Industries,

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primary of transformer connected to Dc supply in series with switch, and secondary connected on ammeter, what happens when swith On and OFF. (or) if continuously On and OFF

9 Answers  

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IT IS SAID THAT THE OLTC OPERATION SHOULD NOT BE PERFORMED WHEN THE TRANSFORMER IS GENERATION TRANSFOREMR/STEP UP MODE. WHY IS IT SO?

1 Answers   MSETCL Maharashtra State Electricity Transmission Co Ltd,

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Which type of motor is used in trains, what is the rating of supply used explain working principal?

0 Answers  

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If there is no problem with the electronic circuit and regulator then why the motor start rotating at low value of regulator with full speed both at laod and no load??? and if my judgement of circuit is wrong then what is your openion?

1 Answers  

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