Electrical Engineering Interview Questions

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what is the difference between directional & non directional earth fault with example please explain.

1258How to calculate pitch, gauge of winding wire, and No. of turns for 30HP, 3 phase, 4 poles 50Hz, 380V induction motors

13871,Building containing 25 flats how much Amp 3 pole MCCB are required? 2, For the safey of each flat how many Amp RCCB can install -loaded with A/C

L&T,

If the Brush of DC motor is shifted by 90 deg, then what happens to voltage and torque? Both voltage and torque are zero. how to justify the answer?

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Un-Answered Questions { Electrical Engineering }

What is non-minimum phase transfer function?

What is meant by Low Resistance Cable and High Resistance Cable.

Hello sir i m student of gtu .what is idp.

Dear friends, i would like to know that what is the exact function of 'exciter winding' & 'aux winding' in Alternator?

What will be electrical cost per sqft for IT building (basebuild and fitout)and for residential township?

why 15 kw motor winding resistance is low then 5 kw motor winding resistance?

What are the advantages and disadvantages of the dc motors?

how to revers the direction of single phase motor

how to calculte capacitor range for single phase induction motors??pls tel

what is the safty of poly phase tranformer?

In synchronous motor, how the field current is related to armature current..i know its inversely proportional..but concept wise...i was nt clear....pls help me...

why the neutral point in connnection oscillates?

1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

How much should be the load percentage for 15kva Inverter and Iinut & I output load with Calculations

how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating