Answer / sujit

in case of copper conductor cablesize in mm is equal to onefourth of fulload current and in case of aluminium it is equal to flc.current rating can be calculated from power rating,input voltage along with powerfactor.

why do MCB melt but not tripped in lighting highmast??

1 Answers   AHPCL,

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are induction motor have poles? yes / no , why?

3 Answers  

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Draw the wave shape of armature current in a generator subjected to a sudden three phase short- circuit at its terminals. Define various reactance of generator from this wave shape.

0 Answers   VECL,

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What is meant by celling voltage & current in excitor ?

0 Answers  

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what is the KVA formula of a three phase transformer

5 Answers  

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Why resistance is not measure in running conditions of motor

1 Answers   Falcon,

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how we calculate torque ? how we improve it ?where torque will either motor or generator ?

0 Answers   Reliance,

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How to calculate the rating of ELCB OR RCCB for an equipment?

2 Answers  

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what is closing resistor in circuit breaker? why it used?

3 Answers  

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transformer 3 ph, 225 kva pri 480v, sec 208v. primary neutral connected to system, is secondary neutral to be grounded and how

1 Answers  

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How delta connection in the primary of distribution transformer reduces harmonics?how delta connections reduces harmonics?Please answer me...Hope that question is correct.

0 Answers  

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What is the basic diffrence between Electronics & Electrical engineering

13 Answers  

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