Answer / gunasekaran

if it is 3 phase motor it may be magnetosrictions.
if it is single phase motor torque is pulsating nature so
noise is comming

Answer / k.prakashchandra

If it is inside the starter , check for hold coil( 0 volt) and its accessories

Answer / felixraj

due to manetostriction

1600kva capacity Transformers how the bucholz relay,Oil temperature,winding,surge relay relays setting are to be done

0 Answers  

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How can calculate thermal overload in relay?

1 Answers   ABB,

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IN 3 phase induction motor where we give i/p supply & how its working ?

2 Answers  

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what meant by Locked Rotor Current ?

2 Answers  

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Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example?

0 Answers  

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R=*¶ l/a

0 Answers  

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What is the type of electrical motor used in mining industries?

2 Answers  

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I had attend the ITC (Indian Tobacco Company) interview (For Electrical maintanance).There they was conducted me a written test.And I was passed in that.Now They are going to conduct a Practical Interview in next round.Please help me what practical test they will ask............?

0 Answers   ITC Infotech,

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Why capacitor blocks DC current?

2 Answers  

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When steam condenses and becomes water at the same temperature, the specific heat for the process in kJ/kg k is

0 Answers   Caterpillar,

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The undesirable property of an electrical insulating material is

3 Answers  

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What is the difference between single core 2 wire and single core 3 wire system? Which application we are using this? and for What purpose we are using this?

0 Answers  

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