Answer / kishore

couterpoise type

Answer / k,prakashchandra

6" dia deep( up to 75 m) bores ,40mm dia MS rod as
electrode and Bentonate clay for filling

what do you mean by star connection?

4 Answers   Denver, Satyam,

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What do you mean by reverse current braking of an induction motor?

1 Answers  

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is the value of inductance depends upon the evalue of thitha in doubly excited machine?

0 Answers  

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how to test vector goup of Dy11 transformer

1 Answers   APPSC,

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Do we really need wheels for the transformer

1 Answers  

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I have raw material for making Compact-Choke for flourscent lamp of 40 Watts. We are suppose to get 0.4 amps output at end. but we are getting 0.42 or 0.44 amps and above. We have done many testings in different but nothing worked out. Please suggest me how to get the correct output. We are using 1. core winding of 700 windings of aluminium 2. E-shape iron fillings and I-shape iron fillings to surround the winding.

6 Answers  

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what is acceptable leakage current for 33kv cable while doing high voltage test for cable? how to calaulate the leakage current for 33kv or any rated cable?

0 Answers  

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how many units consumed by a 33/440 2000 kava transformer in a day

3 Answers   Infosys, MRF,

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an off load but energized 11/0.4 KV, 1250 KVA T/F has a power factor of 0.65(capacitive)..!! why is it so, though T/F being an inductive device ??

4 Answers  

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What is Earth Fault and Over current Fault.

1 Answers  

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As we use capacitior bank in 3ph ckt for improvement of PF, why not we use capacitor in single phase domestric use, at our house their are many inductive equipments,like fan,mixer,tube choke,air conditioner they also draw PF... by using capacitor can they improve PF. if yes--what are advantage and how to connect a capactor in single ph,and which type of capacitor if no- what are disadvantages.

0 Answers  

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How to calculate the copper in HT motors if KW, RPM & Voltage is given

0 Answers   Control Dynamics, NTPC,

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