Answer / ammy

four degree is quite horrible

Answer / manas vaishnav

network analysis

In an electrical conductor, if current flows because of flow of electrons, then why not the conductor gets thinner day by day???

1 Answers  

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how to detect the presence of underground cable(while digging road)etc. -give the name of instrument

7 Answers   NTPC,

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What will happen if we do not provide earthing to the newtral of a power system ?

2 Answers   Jindal, NPCIL,

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The initial current is very large at the time of starting for almost all DC motors. SO WE USE STARTER FOR A SAFE STARTING but at our homes we don’t see any starters in our coolers, motors.WHY DON’T WE NEED STARTERS FOR THESE APPLIANCES?

1 Answers  

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how much current will be drawn by 3 phase, 415v, 50 hz, 20 ton central ac

3 Answers  

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Sir, Please tell me that how I will calculate the efficiency of rectifier. Because input is ac and output is dc. Is it right to put two unlike signal together.

2 Answers  

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Which level of the Transformer oil got dielectric strengh? And why?

0 Answers   HSL,

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what is difference between RCB,RCCB &RCBO?

3 Answers   ABB,

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What is the kva?

2 Answers   Makino Auto, SAL Steel Power, Sapphire Group,

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What is MSL designation of a motor and same may be provided in details.

0 Answers   DAE,

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I have a 25 KVar capacitor bank at my facility.How to check the capacitor bank ??

2 Answers  

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Why Lightning arrester used? Can we use piece of iron as a core material of transformer, if No, why? In CRGOSS material what is meaning of cold rolled grain oriented? Why Impegrenation of Transformer is done? Properties of Insulator? what is phase angle? Testing of transformers (Routine & Monthly)?

6 Answers   NTPC,

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