how can we change the polarity of Alternating current rapidly? how frequency of ac can be controlled and changed easily?

0 Answers  

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what is the difference SCR & TRIAC?

13 Answers   TCS,

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what will be the min and max voltage flow from neutral to earth?

0 Answers  

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can we use 220 volt 15 w a.c. lamp on 220 volt d.c.

6 Answers   TCL,

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importance of reactive power management

0 Answers  

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WHAT IS THE FAULT WHEN 100HP TURBINE MOTOR TRIPS, LIST THE FAULTS AND ITS TRABULESHOOTING TIPS.. MY AUTO TARNSFORMER STARTER TRIPS

0 Answers   MPS Techologies,

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why gravels is used in transformer yard?

6 Answers  

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is it possible to run a dc motor on ac supply with good performance.....?

3 Answers  

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1. How many types of mangers? 2.How many types of capacitors? 3.pls tell me normally types alternator problems?

0 Answers   APCPDCL, Voith,

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how we can know which is Lv side and HV side of transformer by just seeing it?

7 Answers  

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Why do we choose 33kV transmission for industrial purpose and 11Kv for township?

1 Answers  

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sir i have cleared the apti test of EIL held on 15th march and my interview will be in new delhi on 2nd june.i will be very much helpful if u help me regarding the type of interview questions comes at EIL.(URGENT.........PLZZZZZZZZZZ...............)

0 Answers   Engineers India,

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