What are various impedence in any machine

2 Answers   Engineers India Limited, NTPC,

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In a Tap changing transformer where is the tap connected , is it connected in the primary side or it is connected in secondary side

8 Answers   Indiabulls,

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In case of legging current of 20°, pf is .94 and leading of 20°,pf is .94 , in mathematicaly both are same but in realy how it is differ ?

3 Answers  

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How to calculate PF capactors for a connected load?

2 Answers   FD, Power World,

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What is the difference between generator and turbo-generator

5 Answers   iGate,

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how can i determine the gear ratio for a rack and pinion system if an electronic gate operated by an electric motor is to travel a distance of 5meters in 15 seconds.

0 Answers  

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What is disadvanage if power factor goes to in leading..?

0 Answers  

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What is double throw isolator and single throw Isolator.

1 Answers   KSEB, L&T, Siemens,

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We all have seen transmission and Distribution lines In transmission lines the voltage is high and current is low(to reduce I^2r loss) and in distribution lines voltage is low but current is high however the size of transmission wires is bigger than that of distribution wires even though the amount of current carried by the distribution lines is more than that of transmission lines why?

4 Answers  

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How to calculate LT XLPE CABLE for 11 kv / 433 v , 1000 kva oil type transformer system?

0 Answers   Tata Power,

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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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we want low electricity at lower speed of fan.what we have to do?

5 Answers  

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