Answer / k.prakashchandra

Inter turn short , over voltage , overload , bad cooling , bearing friction, unbalanced voltage ,....

Answer / shahbaz

The reason of overheating is generally due to i2R losses and in induction motor the current drawn by motor is high as there is air gap to produce the magnetizing current and also the flux density is required high. hence over heating occoures

Which system use dc to dc high voltage gain A. Solar system B. Battery backup

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how we can differentiate a motor and a generator just by a glance?

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HOW WORK HEAT PLATE EXCHANGER

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The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?

0 Answers   PGVCL Paschim Gujarat Vij Company Limited,

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during the period of armature reaction ,if the brush shift is not accomplish, what happen?

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what is the calculation method to design core and winding of a 200kva 3phase distribution transformer?

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1)which height building required lightning arrester? 2)how to calculate the requirement of lightning arrester? 3)what is the pro instrument? 5)how to test protective relay like overload?earth fault relay?

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What is diversity factor and how to calculate it

2 Answers   Al Faraa, Amul, Pentagon, Sobha Developers,

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Why we use two wattmeter during block rotor test and no load test of 3phase induction motor? And how can we understand the neat power requirement of from this test?

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How to operate a ac chilar plant?

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what is differnce between grounding and earthing or both are same?

3 Answers  

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