How Humming noise generated in starter motor which was used the start the engine in a vehicle/car/Truck?.Moreover Starter motor was operated in DC power supply. Can you guys clarify ?

2 Answers  

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Stator of 3-phase IM has 3 slots per pole per phase. If supply frequency is 50 Hz, calculate the speed of rotating stator flux A 1000 rpm B 500 rpm C 1500 rpm D 1440 rpm

0 Answers  

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the parts of transformers ?

1 Answers   Bhel, Facility management,

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What are the loading factors to be considered for transformer sizing/selection?

3 Answers  

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why synchronous motor has zero starting ?

8 Answers   NTPC,

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what are thw types of turbines use in biogas plant?

0 Answers  

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What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?

0 Answers  

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what is use of thermistor ?

2 Answers  

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is it possible to use a tranformer to regulate an unstable system voltage?

3 Answers  

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one split ac how can told of this ac which Tr tell me us

0 Answers   Wipro,

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What will be the impact on motor performance if a LT motor is rewound with changed motor winding data as given below:- Original winding data: total 04 wires = 02 wires of 17 SWG + 02 wires of 16.5 SWG. Changed Winding data: total 03 wires of 15.5 SWG wire size Motor rating: 160KW, 740RPM, 415V, ID FAN application. Normal Running Current = 95% of FL Current.

0 Answers   NFL,

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explain the existence of reactive power in electrical engg?when it generates?

1 Answers  

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