a bulb of 100W and anather bulb of 200W , rated supply voltage 230v.when supply voltage is reduced to 100v,which bulb will give more light? and why with calculation?

12 Answers  

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how to define vector group of transformer

1 Answers   Engro, Reliance, TATA,

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why chock were used in old tubelights but are not newest tubelights?

0 Answers  

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types of motors suitable for escalators with reason

2 Answers  

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How to calculate phase to phase difference in 33KV Line ,11KV Line etc.

1 Answers  

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could i arrange a faulty and healthey battery bank togather in parallel , if your ans is not then why?

3 Answers  

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why vacuume circuit breaker is not used for EHV

3 Answers   College School Exams Tests, Crompton Greaves,

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sir i want previous entrance exam papers for written test

0 Answers   Vizag Steel,

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AC SUPPLY HAVING 230 V FREQUENCY REDUCED ZERO IF MEN TACUCHES THE SUPPLY WEATHER HE GETS SHOCK OR NOT?

8 Answers  

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How to convert KV into MV in a Transformer?. dont say multification of 1000.pls give practical convertion factor.

2 Answers  

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how to distinguish between ac motor and dc motor without seeing name plate of it.only seeing its getup look

3 Answers   Nahar, Siemens,

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oltc of a transformer, how it works? and what are the equipment consist of describe briefly?

0 Answers  

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