Answer Posted / prakash

Now a days 440KV and 750kV voltage levels are also used for
transmission in India.

What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?

1567

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how the phase convertor changes the no. of phases

2005

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Is there a standard depth of gravel fill in Substation Switchyard? Please give a design/drawing. Thank you.

5408

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Define step response?

1192

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how can see the ac indoor or out door ac which Tr

2029

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Is MEN and RCD related to each other ?? IF yes then how??

1882

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what is reverse power relay brief explanation and in b/w where it is connected

2053

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Whether power factor should be high or low? Why?

1133

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why Y CONNECTION IS BETTER INTERMS OF EFFICIENCY AND P.F FOR A LAOD LESS THAN 40% AND WHY AFTER DELTA IS BETTER FOR > 40%

1965

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WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION

1978

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How to operate a ac chilar plant?

2499

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why effective resistance should be more than static resistance in transmission line?

2105

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Pls Breifly explain about UPS (Inverter,Reserve,Rectifier,Float voltage,Boost voltage).

2796

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hi, in the event earth grounding is not available in a project, is there any other way to make the elcb work? fyi, i have an instant water heater (6.5kw) installed, however if there is grounding in the heating element inside the heater assembly, i will get grounded. thank you in advance to those who will answer my question.

1999

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1. for eg, capacitor is used for many purposes(it act as filter, oscillator, bypass capacitor, memory storage etc...) 2. Please tell me some example circuits for different uses of capacitor( whenever and whereever and however we used capacitor as a filter, oscillator tuning etc..) 3. similarly for inductor and resistors(it act as what?) and when and how we want to act as like that?, and how we can used these components depends upon our requirments with example circuits and explanation? design to act as these components depends

1841

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