TNC switch is also available in 1NO+1NC. What does it mean ?

1 Answers  

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HI SIR, AM PREPARING FOR RRB FOR SECTION ENGINEER POST. PLZ SEND ME THE PREVIOUS QUESTION PAPERS AND HELP ME. I HAVE NO ENOUGH TIME MY EXAM DATE IS 22ND JUNE.... MY EMAIL ID IS nalla.amarnath@gmail.com

0 Answers  

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if we look on phasor of the transformer vaoltage is 180 oppsite at primary and the secondary so to improve a power factor is secondary should kept negative to improve it primary side means is -.90 became +.90 at other side

0 Answers  

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What is system earthing?what are the types?

1 Answers   ABB,

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Why front mounted CT polarities are always towards breaker?

0 Answers  

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what is power factor ?

12 Answers   KSEB,

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what is skin effect? why is it absentin dc system

22 Answers  

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how i calculate the size in mm of the LT 4 core cable for 100 HP inductive motor pump

1 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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Can someone explain how does an IDMT relay works.

1 Answers   AFM,

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What are HT & LT Cables? What are their values?

3 Answers   IOCL,

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How may I enrol or get admission to your program?

0 Answers  

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