Answer / ramesh

1 ton =3.5 KW
3.5*2=7kw
125 KVA generator out put power rating
kw=125*0.8=100kw
so 100/7=14 no window A/c can runs

Answer / chandramohan.a

1 kva =1.39amps 125 kva=90amps one 2 ton a/c 10amps
consumption 90/10=9

Answer / r.g walia

10 Nos. window a.c can run on 125 kva generator.

how to interlock 3 nos MCCBs using under voltage coil. please provide me circuit diagram?

0 Answers   Honeywell,

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What is the difference between grounding & earthing?

9 Answers  

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1 Answers   Siemens,

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8 Answers  

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0 Answers  

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Based on CPI/CGPA they shortlist the candidates & than directly start Interview so there is no Written Exam or GD Only PI.Interview held @ MNNIT , ALLAHABAD On-Campus on 6th,Aug, 2007 & the Questions asked to me by Interview Board ( 4 People) are from HR/SummerTraining/BTP/Subject-core, POWER SYSTEM & MACHINE. time duration of I/V is about 15-20 Minutes. HR- Q.1 Name,hobbies & About family background ? Q2.What u know abt NTPC ?? Q3.Why u want to choose NTPC as ur Carrier's starting i.e power sector not any other Oragnisation or sector ?? Techincal Questions- Q1.What is the reason for transformer Noise ?? Q2.Which material is used for making Transformer oil & How u measure its dielectric strength & Name the test ? Q.3 Which Machine u will prefer 2 use if flammble gases are coming out at a place & why ?? Q4.What is relation b/w Transmission Lines & Communication Lines ? Q5.What is the maximum capacity Synchronus Machine & total powerGeneration in our country ? Q.6 In india Power generation is at 50Hz while in America its 60 hz ,why so ?? Advantage or disadvantage ?? Q.7 Maximum Generation Voltage in india ? Q8. What is the Voltage regulation & why its required n how much is permissible ? & causes of voltage variation ?? Q.9 Why electric shock is feel ?? n in a Electric Train why we didnt feel that ? Q.10 Have u seen/ experience of any power plant/ industry related to the power sector ? so these are the questions which not too diffcult i think was asked to me.

6 Answers   NTPC,

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What is effect of low pf on HT supply.

6 Answers  

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3 Answers   Orchid,

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How can I calculate the trnaformer effciency at different loading condition?

2 Answers  

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What is speed mode?

0 Answers  

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why we are using KVA rating for transformer,not KWh rating?

5 Answers   NTS,

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what is the operation of UPS ? can any one answer me?

7 Answers  

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