Answer / iftikhar

we use star delta starter because in starting motor taking
a larg current therefor first we connect the motor in
star,because in star the phase vtg is reduced ,therefore
the starting current is also reduced

Answer / krish

in order to simplify the cumbersome circuits..... when ever
we need.

flush point of transformer?

2 Answers  

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Which transformer is suitable for 220/11 kV, 60 MVA, distribution , Y-Y or D-Y or Y-D, give comparison for the same.

3 Answers  

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what is the difference between R Y B windings in three phase.does it differ by construction or by number of windings?Explain the difference between them.

3 Answers  

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What is C2-M2-E2 class in circuit breaker. why and where it is to be used in circuit breaker

1 Answers  

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what is the difference between 2phase & 3 phase?

1 Answers   NTPC,

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In a synchronous motor armature current flows due to revolving flux which in turn rotates the load,but in no load condition armature current is zero hence thr is no revolving flux then how motor rotates?

9 Answers  

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200-100/1-1A – Transformer Knee point voltage

1 Answers   AAPT,

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why capacitor is placed in fan

4 Answers  

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What is transient Phenomenon?

0 Answers  

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why a three phase induction motor cannot run at synchronous speed ?

7 Answers   RUET,

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what is the formula for converting dc power(watt) to ac power (watt)?

3 Answers   ABB,

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working of a diesel generator.

34 Answers   ABC, AC, Cognizant, CTS, Directorate of Lighthouses and Lightships, KSL, Quippo, Shree Renuka Sugars, SRF, Svam Power, Tech Mahindra,

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