Power systems

0 Answers   LB Engineering,

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derive the formula of amp hours is calculated for 12v battery.where no. of plates is given

1 Answers  

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how to get bearing & winding temperature of an induction motor?

0 Answers  

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What do you mean by reverse current braking of an induction motor?

1 Answers  

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In all electric motors, fans are provided to dissipate heat. How it dissipate the heat? By absorbing atmospheric air or by exhausting the heated air generated while running?

2 Answers   Ford,

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1.what is difference in maintain Hz again Hz in USA ? 2.how to calculate the battery AH? 3.why are yearly maintained in transformer how many tests in required?

0 Answers   Areva, Google,

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what is the differation bewreen kwh & fundamental kwh in electronic trivector meters

0 Answers  

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In generation,transmission and distribution voltage frequency is either 50HZ or 60 HZ;why are only these frequencies?

2 Answers  

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How do we calculate the resistance per metre of single core aluminium stranded cable 19*3.25mm sheathed in pvc,at 15 deg C temperature?

0 Answers  

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1.Whats the use of GNAC(Generator Neutral Accessory Compartment) 2. why generator or any other system require Neutral Grounding and not Phase grounding 3. what happens if any one of the phase is grounded. 4. if 15kv is grounded directly what will happen, why it should not be grounded like that 5. use of of NGTR(Neutral Grounding Transformer and Resistor) for grounding is helpfull and how

5 Answers   BEMCO, CSS, Powergear,

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Why donot sleep below the tree for night time?

12 Answers  

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what is humming noise and wha is the reason to develop humming noise in a mv pannel ?

2 Answers   HPL,

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