Answer Posted / ekanadam naik

is depends on voltages 1kv=2megaohms

A 400KVA transformer has 400 Hz frequency. If the frequency is changed to 50 Hz, then what will be the new KVA rating?

1852

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if we give 60 hz single phase supply to the transformer used in europe , than what will happen

1981

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diff. between tension mode & speed mode

2380

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what is the difference between neutral and earth

2179

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What is the difference between the relay and the circuit breaker?

1169

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What are the types of windings present in the ceiling fan? What winding will be effective first when we started the fan?What are the resistance and inductance ratios comparatively at the initial speed and full speed of the fan?

3052

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how to calculate fault level?

2325

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how to select correct size of power cable for inverter duty motor

1628

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What is tan delta & PPM in transformer? and whats its IS value?

2226

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tell me some type of questions throught which i can prepare for exam and do my best

2086

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sir i used 3 hp of motor for spraying pump, other home light and other home items which size of allminium pvc wire ix used

1928

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hi I have done 3 yrs diploma in electrical engg after 10+2. I have 16 years of work experience into design proposals sales and engg application development in LV/MV swithcgear and sub station automation field. I want to apply for immigration to new zealand but I am not sure whether I qualify or not since I dont have a degree. Can anyone advice? Thanks Riz

2336

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why the starting voltage drop in a cable needs to be limited?what is percentage of the voltage drop allowed during starting?

1882

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What does the term “voltage regulation” means?

1172

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current transformer balance the power level on both sides. e.g in case of step up, at secondary side voltage rise but current decrease and vice versa in case of step down transformer. but how this power level remains same in case of current transformer and voltage transformer

1645

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