difference between the earthing,grounding and neutral

1 Answers   DLF, L&T,

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What is power transformer?

3 Answers   Welspun,

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What fomula is used to calculate: 1. rated frequency withstand voltage, and 2. rated lightning impulse withstand voltage.

0 Answers   PNG Power,

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what's the reson that,Load is not same on VFD I/P and O/P Side.whenever DOL condition load is same I/P and O/P side.

1 Answers  

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In directional earth fault protection for generator, one core balance CT is for residual current, what other CT is for, which is placed on neutral?

2 Answers  

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Hi guys! Plz help me to answer the following questions. 1. What are the types of transmission line energy losses? 2. Why are the VLF are used some types of services? 3. What frequencies are used for reliable beyond the horizon terrestrial communication without repeaters? 4. To permit selection of 1 out 16 equi-probable, what is the number of bitis required? 5. What is the most common modulation used for telegraphy? 6. What is the multiplexing is used to increase the capacity of the optic fiber? Thanks

0 Answers  

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The ripple frequency in output of fullwave bridge rectifier is a. Half the input b. Twice the input c. Same as input

0 Answers  

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to improve the existing power factor whether capacitors have to be added in series or parallel.and why

3 Answers  

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What is meant by coupling capacitor?

0 Answers  

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hi this is hema, r there any books in particular for the preparation of the APPSC-A.E.E(electrical), if so please mail me the names ... thank u .

0 Answers   Vizag Steel,

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In an ideal transformer no load primary current I0 A lags behind V1 by 90 degree B is in the phase with V1 C leads V1 by 90 degree D lags V1 by 45 degree

1 Answers  

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Can you explain about TEE protection scheme?

0 Answers   Voltech,

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