Answer / j.k

g= mass of rotor
d= diameter of rotor . Gd square is related with torque.
Lower the value of gd square better the starting torque.It's
more important for H.T motors.

Please explain, how to test vector group of tranformer(Delta y1) . Thank

0 Answers   PGCB,

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where can the transformer having vector group Yny0 be used??

0 Answers   GK Power, NEA, Petrotech,

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Explain Need of a starter in a dc motor.? Also explain any two starting and speed control method of dc motor?

0 Answers  

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Is there any standard guidelines/Criteria to design NGR/NGT.?

0 Answers  

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can a 12v dg starting battery(150 AH) be replace by 6 nos of 200AH batteries each of 2v connected in series.

3 Answers  

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Why is the starting current high in dc motor?

0 Answers  

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HOW TO FIND THE PRIMARY AND SECONDARY OF TRANSFORMER(IN OFF CONDITION) USING MULTIMETER? IS IT POSSIBLE FIND BY SEEING RESISTANCE???

4 Answers   Areva,

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What is the function of an exciter in a generator?

3 Answers  

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In 63kva LT Distribution Box Why the outgoing of 63A kit kat is connected to 200 A link disconnector? as the output of kit kat is only 63 A?

1 Answers   Godrej, Patel,

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What are the minimum acceptable insulation resistances of insulation of underground cable suitable for 0.440kV,11kV, 33kV and 66kV?

2 Answers  

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low voltage means how much voltage? extra low voltage means how much voltage? medium voltage means hos much voltage? high voltage means how much voltage? Ex: low voltage - 1volt to 240volt like this

3 Answers  

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sir am giving jspl exam on 19th oct . i belong to eee, so plz send previous question papers ..........to dis id abhilash203@gmail.com

0 Answers  

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