Answer / Ajaypal

Cathodic protection is a technique used to prevent corrosion of metal structures, such as pipelines and buildings, by making the metal the cathode in an electrochemical reaction. This process is used in industries to protect their assets from damage caused by corrosion.

With a phasor diagram show the effect of increasing the field current of a generator supplying a constant real power and connected to a grid system.

1 Answers   VECL,

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what are the safety measures of induction motor?

3 Answers  

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Shall we get electrical shock if we touch the positive terminal of a 230 volt dc supply?

22 Answers   Essar,

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why we are having many type of vector group in the transformer ,what is the use of it?

2 Answers  

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i want to ask that as everybody knows that in star connection on star point is called neutral. my question is that why on that poin called neutral. what is the reason behind it. what is the logic behind it. i heared somewhere that on this point all phases current become zero thats why. if this answer is right then prove why on that point is current become zero. if this answer is not right then tell me the right answer. post ur answer here or on my mail address. m.ikram786@yahoo.com m.ikram555@gmail.com. thanks.

1 Answers  

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what do you mean by PF correction. A motor is rated at 15 kw,415 volts, 0.7 pf and eff of 0.92. The powerfactor is improved to 0.98 by adding capacitors at the bus. calculate the current drawn by motor under full load condition before and after pf correction

5 Answers  

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what is the purpose of neutral grounding resistor (NER) and why?

8 Answers   CBRE, Square Textiles,

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pls,send the previous year written test questions.

0 Answers  

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what is the difference between ups & inverter

5 Answers   Cushman Wakefield, Dana Group,

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Define thermal resistance in the context of power amplifier.

1 Answers  

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what is a FACTS devices? what is mean by STATCOM????

1 Answers   IIT,

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how many types method in earth testing?

3 Answers   ONGC,

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