what are feeder pillars & panels?

1 Answers  

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what is timing for mccb 800A tripping?

1 Answers   L&T,

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what is the transformer turn ratio formula and give some examples?

0 Answers   UPPCL,

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How will you determine the rating of a motor for continuous duty variable load motor applications?

1 Answers  

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What is nyquist contour?

0 Answers  

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why solinoid coil used in tripping rely?and why not other type coil?

1 Answers  

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What do you mean by boost voltage in case of battery charger?

3 Answers   MahaGenco,

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why we use star connection on the primary side of a transformer?

5 Answers   DRDO, TCE,

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Plugging is a phenomenon to= A braking the motor B to accelerate the motor C to run IM as generator D to start the motor

0 Answers  

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Why HT motor is connected in Star?

3 Answers   Equate,

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A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03

0 Answers  

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In the Load Test of 3 Phase Squirrel Cage Induction Motor, 2 wattmeters are used. One of the wattmeter deflects in negative diretion during no load. Why?

1 Answers   CAT,

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