Answer Posted / ajay

megger is used to measure insulation resistance.multimeter is used to measure coil resistance

What are capacitive,resistive,inductive surge absorbation? What is ferranti surge absorber? What is lagrangian cost? What is Px operator?

1488

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What are the commonly used schemes for the bus zone protection?

543

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What is the effect on power factor, shown by a trivector meter; incase of reverse phase sequence. If the power factor of a system is lag what meter will show in case of reverse phase sequence connected to the meter. and What in case of lead.

1808

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why we testing the core balance of the transformer before comissioning?

1575

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I have made a 3 phase thyristor full bridge rectifier. But at the moment it is working only for the half bridge operation. Both the half bridges are on operation separately but when i put it into full bridge operation the oscilloscope output is zero. I rechecked that the pulses are correct for each thyristor. what could be the possible reason for this?

1490

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How To increase Knowledge Of boliler regarding To Only Electrical Field..

1143

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what is the thumb rule for determination resistance of resistor?

1808

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What are the various types of BUSBAR Schemes? explain each

4578

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How to findout raw or ups power? its not indicated in socket,

1539

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how can we say that stator magnetic field rotates with synchronous speed?can we derive?

1302

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How to select, design,size & calculate for 11 KV/33KV/66KV/132KV/220 KV/440 KV circuit breaker for HT side of transformer protection/HT distribution protection?

2290

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How to calculate no of EARTH PIT? Describe the formula as per IS standard?

3190

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What is principle of Floroscent tube 36watt.

1572

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how to discharge 3 phase power factor correction capacitors

1962

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if grounding is notdone at regular intervals for long distance transmission, will the load connected at distribution end receive voltage during negativehalf cycle of the sine wave?

1548

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