Answer / nidhi sheth

for star connected load phase voltage is equal to line voltage divided by root three

and

for delta connected load the phase voltage is equal to the line voltage

Answer / mariyadas

In three phase system voltage between any line(red or yellow or blue) and neutral is called phase voltage

The voltage between any two lines is called line voltage

what is a difference berween line voltage and phase voltage?

2 Answers  

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What is the function of retrip in busbar?

0 Answers   Getco,

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where solid grounding and where grounding through ngr done and why?

0 Answers   NTPC,

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why capacitors cant used in genset to maintain power factor..??

2 Answers  

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What will be the diameter of pipe between conservation tank and transformer

0 Answers   JLL,

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What is Primary and Secondary Injection Test of CT and Relay.

2 Answers  

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please send previous exams question papers

0 Answers  

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What is VSCF windelectrical system?

0 Answers  

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how to calculate the current carrying capacity of a conductor. How it is related to diameter of cable or conductor

3 Answers   AGC, BARC,

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why asa method ZPF method is more accurate than ASA method?

0 Answers  

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Questions :- HR- Q.1 about yourself & family background ? Q.2 Why u choose Power sector as ur carrier starting not any other sector ?? Q. 3 What think abt NTPC ? Techincal Questions:- Q.1 about Vocational Training……What u did , see the main equipments….etc Q.2 Why a transformer Noise during its running condition ? Q.3 about transformer oil material & Test name for the measurement of its dielectric strength & wht will u do if its dielectric strength goes low ? ……..some discussion type ? Q.4 What is relation between transmission lines & Communication lines ? Q.5 Which Machine u will prefer to use at a place where flammable gases are coming out & why ? Q.6 how fault in an electric system is detected & hw protection of equipments is done ? Q.7 Why we didn’t feel electric shock in an electric train ?? Q.8 Anything u want to ask from us ??

44 Answers   Akona Engineering, Bhel, BSES, Cranex, DRDO, JCB, NTPC,

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1. transformer design formula ? 2. how to calculate the primary turns and secondry turns ? 3. core types ? 4. how to find the primary current and secondry current ? 5. how to calculate the stacking factor ? 6. range of fulx density ?

2 Answers   Automation, Indian Railways, Mogora Cosmic,

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