Answer / umar

magnetic field

Answer / sara

Stepup transformer

In a transformer, the hysteresis and eddy current losses depend upon 1.load current 2.maximum flux density in core 3.type of lamination 4.supply frequency The correct statements are (a) 1 and 3 (b) 2 and 3 (c) 1 and 4 (d) 2 and 4

9 Answers  

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what is the diff between earth leakage relay and earth fault relay?

7 Answers  

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why vector group used in transformer and what effective in output

1 Answers  

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66kv under ground cable how to layaing in ground any special case two ckt r runing

0 Answers  

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What the capacitor Current formula?, For 1 KVAr how amps its required? for using the KVAr for boosting the PF Design Calculation.( Eg: for 30 KVAr required how many KW?)

17 Answers   Alstom, Call Centre, EDC, HCL, Procon Engineers,

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3 pahase 750kva Running 2 DG sets in 35 mints.525ampers. and 616 kw how much fuel consumption in Generator.what is the formula.

1 Answers   Delite Systems Engineering,

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hi engineers,if suppose distribution is going to two diff village mistakenly they r interchange the neutral of twowhat happen?

7 Answers   Bhel, L&T,

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When induction motor is started,we see all other electrial appliances connected on the same supply are dimmed out for some moment why?

4 Answers  

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at the time of starting back emf of a motor is zero.so how can it will start to run??

1 Answers  

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FOR WHICH FAULTS OR CONDITIONS DOES A TRANSFORMER DIFFERENTIAL PROTECTION DOES NOT OPERATE???

10 Answers  

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Electromagnetic torque developed by the motor is compared to shaft torque. A less B same C depends on motor design D more

0 Answers  

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How to conduct Magnetic Balance Test, Measurement of Excitation Current (both on HV- and LV-side) and vector group on a 1000 KVA distribution transformer. There is a neutral on HV side.

1 Answers  

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