why the transformer ratings in kva

8 Answers   NTPC,

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what are the problems that generally occur in power flows??

1 Answers  

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define regulation

3 Answers  

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the inertia constants of two machines are respectively 30and 42 MJ per MVA.when the change in frequency due to change in load in first machine is 12 Hz,the change in second machine frequency will be?

1 Answers  

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why leading pf indicates a negative sign???

1 Answers  

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What is the tolerence limit between neutral and earth in 230 V AC System?

7 Answers   NTPC,

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How to calculate the time setting for star connection in star delta starter? For example 10KW 3PH Induction motor.

0 Answers   Taj Group, Tata Steel Limited,

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Why transformer is not rotating?

20 Answers   BARC, Nerolac,

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how can u determine size of the conductor by knowing the voltage level

2 Answers  

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what is motor

6 Answers   HBL Power Systems,

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what is meant by loss of field in a DC motor? how a universal motor works?

0 Answers  

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Draw a 230kv two-bus bar system showing the following. 1.Two generators (150MW) each connected through one 15.75/230KV transformers 2. 1 outgoing lines 3. Two 230/130 KV transformers 4. BUS PT's 5. CT

0 Answers  

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