Answer / moti rgpv

IT IS UNIT OF ENERGY

Answer / sanjeet swarnakar

the energy used in displaceing 1 kg of substances to 1
meter is 1 joule
or 1 watt of bulb glow for 1 sec ,the energy used is 1
joule

a transformer runs by electro-induction principle like all motors.then why dosen't it rotate just like any other motor

2 Answers  

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can you please send me the technical questions and aptitude questions of honeywell and jindal steel electrical engg. question paper my e-mail ID is(kkesavanraj@gmail.com)

0 Answers  

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what is form factor?

3 Answers  

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What is the actual formula for transformer short circuit test? below i given rating of the transformer.. 1000KVA, pri 11KV, Pri amp 56A. %Z 5.95..

2 Answers  

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why there is a humming noise in transformer

8 Answers   Bhel,

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When distance between two pulleys is not fixed, the tension of belt is adjusted by a) driver shaft b) driven shaft c) adjustment screw d) belt

1 Answers   BMRCL,

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what will be the energy loss =? Voltage drop = ? Conductor resistance at 20 degree C = ? Temprature convertion Factor at 50 degree c = ? on ACSR DOG Condutor at following data. distance = 4.8 kM Load = 2980 kWh Size of Conductor = 6/ 0.186 Volt = 11 kV.

1 Answers   Pakistan Atomic Energy Commission PAEC,

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domine+aptitude test means?

2 Answers  

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What will be the effect of in HT XLPE 220 KV cable when one side of the Armour/cable ends are not grounded. Will there is difference between 3-phase voltages? like: if A. Both End of Cable grounded Phase Voltages:- V1=219 KV, v2=220 Kv, v3=220 KV. B. One End is grounded other is not: than Impact on Phase Voltages:- V1= KV, v2= Kv, v3= KV. Remain same or unchanged??

3 Answers   Jamshoro,

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What current can be carried by 25 sqmm copper cable safely?

6 Answers   Bharti,

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What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?

2 Answers  

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in transformers for ex. 100mva and 400kv the secondary current is about 420 amps but for selection of bushing the capacity of selected bushing is 2000A why there is such big difference ?

2 Answers   ABB,

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