What is the principle of Excitation.

1 Answers  

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what will happen if instead of neutral we use earth wire as return conductor?if we can use ,then why we are not using in our day to day appliances?please justify the answer

11 Answers   NTPC, ONGC,

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i completed my b.tee(eee) in 2009, but i did not join any job, i joined in my father business, now i want to join any good job, please suggest any course for me

1 Answers  

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what is cro

3 Answers   HCL,

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you have an automatic voltage regulator at home for your appliances,if the voltage in your area drops from 220v to 190v,does the output of the automatic voltage regulator drops?or does it retains the 220v output?

4 Answers  

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why induction motor's p.f 0.8

0 Answers   Suzlon,

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3 ph motor connected in star delta starter. when we start the motor it run in star but when in is going in delta it trips the main incoming supply. why?

3 Answers   Bajaj Hindusthan,

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What is the function of Harmonics filter, and how to calculate that rating of the energy saving?

1 Answers  

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why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?

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why the electrolyte level in lead acid battery is maintained 2.5 cms above electrodes?

0 Answers  

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how are reversing the direction of rotation of dc motor

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what is purpose of using neutral grounding transformer in generators??

1 Answers  

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