Answer / pollachi

Graph type

what do u understand from filter factor of reactor?

0 Answers  

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working principle of induction motor is similar to transformer. but what makes it to rotate? then why the transformer doesnt?

4 Answers  

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An impedance of 100 ohms resistance and an unknown inductance is connected across the capacitor. The resulting impedance is a pure resistance of 500 ohms ifω = 10^5 rad/sec. calculate the values of inductor and capacitor.

0 Answers  

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how ups works ? various parts of ups and working principle

0 Answers   Serco,

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how to measure the voltage drop in cables also give formulas to calculate.

3 Answers   Cable Wireless,

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what is the basic difference between capacitor and condenser ?

17 Answers   ABB, Essar,

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which type of effect of turbine and generator reverse power protection ?

0 Answers   NTPC,

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sometimes, eventhough the HV side of the transformer is opened there is a voltage in LV side .How is it possible?

4 Answers  

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what is the effect of leading power factor

3 Answers   Aurobindo, R L Steels and Energy,

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why inductivedrop in dc motor neglected

2 Answers  

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how could we know the size of cable by physical view?

0 Answers   Havells, United Engineering,

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Why the magneti fields are not passes from southpole to north pole

0 Answers   SGML,

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