What happens if 25 Hz frequency is applied for 400/200,50 Hz single phase Transformer.Will Voltage increase ?

2 Answers   Bhel, Dawlance, IBM,

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difference between the applicability of nortons and thevenin theorem

0 Answers  

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What is the maximum percentage voltage drop (vd%)for a motor control center

0 Answers  

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howmuch current can carry the 2.5Sqmm copper cable?

42 Answers  

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what is name of transformer oil ?

58 Answers   L&T, MPSEB, OPTCL, Practical Viva Questions, Servo, TATA, XLPE, ZGL,

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In layman terms, what is the difference of Dielectric strength and dielectric constant when speaking of an insulating oil

0 Answers  

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ouestion for the post of section engineer

1 Answers   BSNL, RRB,

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The unit of current is the:(a) Volt(b) Coulomb(c) Joule(d) Ampere

2 Answers  

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How to select the rating of a CT used for REF protection. The rating can be of equal rating of Phase current or neutral current rating

2 Answers   UltraTech,

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Explain M Var? Which types of problem occurs when reactive power increase at the time of full load of plant and at the time of synchronize of plant?

0 Answers  

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If we connect a motor and generator together (I mean that the generator gives the motor electricity and the motor gives the generator movement) regardless the losses. Will the generator still generate and the motor still move?

0 Answers   Cap Gemini,

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The DC current waveform is - . What about the fire alarm waveform?

1 Answers  

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