Why choke coil is connected in series with starter in tubelight??why starter is connected in parallel to tubelight??

0 Answers  

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Why the CT Secondary is rated as 5A generally?

2 Answers  

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what is the purpose of CT,PT

8 Answers  

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why some transmission lines have 7 wires n why some have 3 n 4??

3 Answers  

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How many types of faults are there in 3 phase power system?

0 Answers  

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Explain the role of a car driver as one of a feedback mechanism.

0 Answers   GE,

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I have been using an 600VA with 0.6 p.f UPS with my desktop which has 450W power supply unit. Can anyone explain how can this happen . Because the output of the UPS is 360W (600*0.6) (<450W)

0 Answers  

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Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault

0 Answers   MPSEB,

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In single phase capacitor motor, if the motor rotate reverse direction then how much power will be consumed by the motor and why?

0 Answers  

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difference between substation & grid substation?

2 Answers   GMR,

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can we run a motor rated 50Hz,415vac,1440RPM At higher speed then rated on name plate with the help of VFD /drive on long term basis.wheater it will effect the motor life

3 Answers  

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would you please give me any idea about the BARC interview question on electrical? i have an interview on 1st july.....plz hlp me.......its urgent......

0 Answers   BARC,

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