Answer / vishwa23881

Mixer grinder is a Direct drive operation & Grinder is a Belt drive Operation,so the Sound is more than Grinder

Answer / k.prakashchandra

High speed which is responsible for more sound from the motor and the jar

is earthing is necessary if we use armoured cable

1 Answers   ABB, Schwing Stetter, Siemens,

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What does Magnetic Neutral Axis

2 Answers   Eskom, Genus, Lanco,

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for 100 HP Induction motor service factor is 1.2(SF) we placed a VFD at the motor side load is balance with 0.3 Amp's Phase to Phase but at incoming of VFD load is un-balance with 10 to 20 Amp's what will be cause of load un balance

1 Answers  

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please send me privious exam's queation papers of section engineer(electrical).

1 Answers   RRB,

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Can CT Secondary left open circuited and why(reason)?

5 Answers  

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Why hydropower is called renewable source of energy?

1 Answers  

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i have a 4 Mva transformer 34.5 kv / 480-277 v and i used 2 parallel 3200 amp bus duct for the secondary feeder using 3 ply of bus bar ( 3/8" x 5" ) as a common where the flexible link terminated and 6300 amps breaker for the main, the lower bus duct reaches 70 degrees and the upper bus duct reaches 55 degrees when i used thermal scanner. why the temperature is not balance when the load reaches 3600 amps.

1 Answers   SCM,

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Is it required to use 2 nos of body earthings to any machine though if we use TP with E supply is provided to Machine?

2 Answers   HAL,

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Consider a case that two 200 hp motors are connected to 500KVA transformer. For improving power factor can we add capacitors in common bus bars to motors. Or should we add capacitors for each individual motor?

2 Answers  

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cable selection formulas for electrical load.

1 Answers   Bhel,

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dc supply given to dc generator winding.how is possible? my knowledge is saying the winding will burn. please reply.

1 Answers  

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in which base we defined the conductor is Dog type, Squirrel type, rabbit type, wolf type etc used in transmission line?

3 Answers   Bhel, CIL,

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