what is power factor? is it good or bad for a system? what will happen if power factor increase or decrease?

4 Answers   Bhel,

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What are the specifications for conducting earth leakage test as per IEC standard?

0 Answers  

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what is EP panel and AHS panel

2 Answers  

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can anyone please help me to find the rupturing or breaking capacity in KA of circuit breaker (MCCB,VCB,ACB etc) of HT and LT side of a distribution transformer...please help with detailed step by step answer...thank you

0 Answers  

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How to connected to energy meter, pt, ct, ammeter, voltmeter and selector switch.

1 Answers   Omplas,

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1.two coupled coils with L1=L2=0.6 H have a coupling coefficient of k=0.8 the turns ratio N1/N2 is......

5 Answers   BSNL, SSC,

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In motors how many types of cooling systems were used?

0 Answers   NTPC,

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ELECTRICAL DRIVES: can a motor load system with passive load torque can have equilibrium speed in second quadrant

0 Answers  

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Classify driling machines.

0 Answers   Essar,

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How to calculate the fuse rating depend upon the DC circuit?

0 Answers  

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Is it benefitial to supply 210v ac to lighting fixtures instead of 240v ac?

2 Answers  

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what happens when we apply dc to a transformer

7 Answers   Siemens,

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