What is the formula for calculating Transformer Losses & Efficiency. I want to compare the Transformer efficiency at different loading condition.

6 Answers   Rays Power Experts, Techser,

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1000 W bulb takes 4.16 Amps at 240 volt then what will be the KWH & if i am using 1000 W bulb at 180 Volt the amps will be 5.55 then what will be KWH????????????????

2 Answers  

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why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.

0 Answers  

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why do we have another cartridge filled with oil fitted at the bottom silica gel cartridge in power transforers

1 Answers  

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Which supply is using for train AC or DC & what is the voltage????????

16 Answers  

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will we get shock from dc?

12 Answers   L&T,

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what the good value of earth resistance test

3 Answers  

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different between circuit breaker & switchgear & relays

6 Answers   EFS,

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what is elcb

2 Answers  

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What is meant by electrical speed?

1 Answers  

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what is acceptance test in electrical engineering.

0 Answers   ABB,

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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?

0 Answers   First City,

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