how we can calculate power factor without knowing current in 230v 100w load ?

10 Answers  

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what is meant by distance protection ? how distance protection relay function ?

1 Answers   ABB,

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HOW TO CALCULATE THE CABLE SIZE FOR POWER CABLE, CONTROL CABLE AND INSTRUMENT CABLE

2 Answers   CA,

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What is maximum power transfer theorem?

0 Answers  

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plzzzzzzzzz plzz send me the papers of JSPL WRITTEN TEST..SO that i can prepare for the test in electrical engg..

0 Answers  

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Rated moter voltage and frequency is 380volt 60 hz but moter is running at 380votac 50hz is this harmful for moter winding

1 Answers   Infosys,

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1-What is the difference between absorption factor and polarization factor in insulation resistance test in transformers? and why we inject until ten minutes to get polarization factor?

1 Answers  

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What will happen if i used 11KV earth ht kit to 11 KV / 11 KV cable termination?

0 Answers  

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

2 Answers  

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Why? We r used 50sq. mm. And above size cable in 3.5 core and below size are used in 4core

2 Answers  

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what is the capital of india

13 Answers   eInfochips, Reliance,

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what is the difference between electrical and electronic choke?

0 Answers   TCS,

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