Answer Posted / nimish

To start the tubelight. we have to ionise the gas inside
tubelight like murcury which ionise at high voltage around
1000 to 1500 V it is provided by choke.

what is R Core Transformer. how it differs from normal transformers. dont search in net and post the answer.

2108

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Please explain me abt PQ diagaram in the power sector.

2435

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when we have to use UPF wattmeter and LPF wattmeter? what is the difference between UPF and LPF wattmeter in terms of construction?

2509

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Difference between rating factor of cable and derating factor of cable?

1653

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What is depreciation factor?

2282

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can anyone explain the star-delta motor control wiring ,which wire go where and how they operate?

1463

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what is efficient motors and how it is different from normal induction motors

1927

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Can we convert off line transformer to on line transformer

1991

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how can maintaince the acb contactor moveing and fixing kit

2088

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Why induction motor is widely used in industry

2762

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I have a current transformer with 1 main reading meter with transformer outside the building and a control panel having 5 CT reading meters with black round coils inside the building. I want to know, A) when current pass through the Transformers, will the current be reduced or be the same and after that B) when current pass through the CT meters with black round coils, will the current be reduced or be the same. C) in the above process will the reading of the main meter be same or different, from the total reading of all the 5 CT meters.

1832

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Why the standard of ambient teperature mentioned as 40 degree celcius in machines.

1983

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how does the thyistor work in dc drive?

1999

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there are cam operated switches - why we call cam operated , What is cam ?

1921

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what is the formula for calculating the phase clerance between two phases and phase to earth how to calculate the cable for a motor

2030

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