what is voltage,current,restance,. what is single phase&three phase motar. what is basic electrical 'farmoulas. what is defirens quetions of electrical maintenance.

2 Answers  

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What is an 86-P or an 86-A trip

0 Answers  

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What are the role of each components in PID COntroller

1 Answers   BARC,

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what is the difference between LLL and LLLG fault ?

1 Answers  

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what is the formula to calculate the fault level current for any substation?

2 Answers  

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What is meant by pitch of a synchronous machine.??

1 Answers   Kirloskar,

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How to calculate flow of water delivered by pump when pressure & size of pipe line is given

0 Answers   Knight Frank,

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I have 2 transformers in two different plants, both are without OLTC but i am facing problem of voltage fluctuation at LV side from only one transformer. i have to change its taps manually twice in a day. Another transformer delivering voltage is ok. Please guide me about the problem

1 Answers  

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in HT service 3ph 4 wire service Y-phase voltage shows zero . whether it is meter fault? or what be the reason ? if y-ph voltage zero ,can current is recorded? reasons for failure?

0 Answers   apspdcl,

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Comparative difference between 33Kv & 66KV for transmitting the load of 7 MW at a distance of 34 Km.

6 Answers   NHPC,

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what is difference between MCB & MCCB

1 Answers  

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What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?

0 Answers  

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