How is the resonant peak, resonant frequency, and bandwidth determined from nichols chart?

0 Answers  

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Can 4pole (3 phase+neautral )RCCB proper functioning in only 3 phase load (no neautral, no Earth) ?

0 Answers   HCL, Reliance,

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what is post close & pre close of trip circuit supervision relay in circuit breaker control scheme?

2 Answers   ABB, NEK, Power,

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WHAT ARE THE DISADTAGES OF SINGLE-WIRE-EARTH-RETURN SYSTEM USED FOR RURAL ELECTRIFICATION?

0 Answers  

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the total iron closs in a transformer core at normal flux density was measured at 25hz and 5ohz and was found to be 250w and 800w respectively.the hysteresis loss at 50hz would be................?????

1 Answers   ABB,

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what happen if steam turbine trip,g.c.b not open and excitation off and on condition?

1 Answers  

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For high voltage and low current Circuit Breaker preferred is vacuum circuit breaker.why?

1 Answers  

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Please explain, how to test vector group of tranformer(Delta y1) . Thank

0 Answers   PGCB,

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maintenance parameters of sewage treatment plant

1 Answers  

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how to calculate the capacity of the AC motor

1 Answers   TATA,

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If the line voltage is reduced to 75% of its rated value then by what percentage current will reduce ?? 75% 25% 50% no change and why ?

0 Answers  

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why ht alternators gland plats using brass?

1 Answers   ONGC,

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