Answer Posted / gkumar

Hi,
We can improve power factor by adding capacitor bank and
also by using synchronus motors .

where we use the SFU & FSU?

2415

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I have a relay contact rated at 220v dc which is supplied with a 24vdc from the panel,for it to trip the dampers(24vdc).What if the application of the relay changes so that it should work at its rated 220vdc then will it work at 24vdc supply given or any other consideration needs to be taken .....

2087

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define hysteresis loss, eddy current loss and windage loss

1998

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what is the formula of starting current of 3phase and 1 phase motor???

2333

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If there are two transformer having rating of 2.5mva, 6.6kv/440v(satr-star),and the load is 600kw then what is better to maintain less losses in transformer having both transformer in parellel or only single transformer connected to load? Please give calculated answer

2712

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Explain the process of commutation in a dc machine.

1053

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In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?

2097

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What are the Return ( Monthly / quarterly/ Annual submitted to Electical Inspector for an establishment (Factory in Maharashtra-- Small scale category having seperate HT line of 22KV ) as per Maharashtra Electricity Act

2032

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What is corkscrew rule?

1147

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can someone explain that how the speed of the protection system affects the fault level calculation?

2092

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What is the function of probe in cro?

1207

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What is the automatic voltage regulator with servomotor?

2036

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What is cross over distortion? How it can be eliminated?

1292

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if we have 320KVA Genset kindly advice how much load we can put it.

1529

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what are safety measures in /control in diesal engine/ explain them?

1789

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