why do we use spark detector inside the slip ring brush compartment 0ona slip ring induction motor?

0 Answers  

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what is difference between ac voltage and ac current

3 Answers   TATA,

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how a resistor resists to flow the current?how an inductor oppses the sudden change in current?how a capacitor opposes a DC voltage.

0 Answers   Hindustan Unilever Limited,

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Explain cmrr?

0 Answers  

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1hp= how much rpm

0 Answers  

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what is the need of starter in tube light and what type of starter is used in that?

0 Answers   Sedemac, Sepco,

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Fault current shall be part of tech specs of power cable or not?.

1 Answers   DAE,

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A MACHINE WHICH HAVE 1000rpm SPEED IS LARGER IN SIZE AS COMPARED TO THAT OF A MACHINE WHICH HAVE 1500rpm.WHY ?

2 Answers  

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Can 60 Hz transformer be used inplace of 50 hz transfromer?

1 Answers  

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A single line diagram(SLD) and a purchase order of a 11/66kV switchyard of a power plant was given. In the SLD, only one lightning arrestor(LA) was shown, but the purchase order had need of 3 LAs. Is this correct, if yes, why?

2 Answers  

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what are the standard values for resistances(Megger testing) between L&N, L&E and N&E (L=Live,N=Neutral, E=Earth)?

1 Answers   CESU,

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how to test a motor from megger

5 Answers   JSW,

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