What will the effect on a motor designed at 60 HZ, and operated on 50 HZ ??

8 Answers  

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I have a 600VA UPS for computer only. It holds for 20minutes only. 1. Can it be upgraded for longer period.? 2. Can it be used for one ceiling fan and a tube light? If yes, how to upgrade?

11 Answers  

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Induction generator has = A negative speed B negative slip C negative voltage D negative current

2 Answers  

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a motor's measured current is 45amp,whereas the rated current is 38 amps but still it is running ,how?

5 Answers  

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Hi Friends pls give information regarding BARC written test. am attending by 20-5-2008. mail me to kkumarei@gmail.com or message to 9962122264

2 Answers   BARC,

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How will you utilise electrical power? You can start from the generating station.

0 Answers  

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List of equipments required foe industrial repair lab.

0 Answers  

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Why are we not getting shock while touching a metal which is being welded?

1 Answers  

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In an ACB shunt trip coil and undervoltage coil operated normally( breaker open and charged). But closing coil not operating untill manually discharge and recharging. Any help.

0 Answers   PPIL,

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we all know that in transformer, voltage and current are inversely related i.e. Vp/Vs= Is/Ip....so in standard CT..we have a ratio of 200/5...that means our voltage should increase by ratio of 40..althoug that is not the case...because that requires high insulation level.and pratically not feasible......can anybody clarify my ques.......thanx

2 Answers  

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What is the result of under frequency to the system.

4 Answers  

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How do we calculate transformer oil in liter from the rating of the transformer.

0 Answers   BARC,

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