Answer / m,ubaidullah khan

the beneficial part of the power supplied to the circuit
that the circuit actually performs work i.e ratio of real
power to apparent power is called power factor

Answer / ali

The cosec angle bt voltage and curent is called power factor

Answer / waqar khan

P=VIcos@
IN SIMPLY COS@ IS THE POWER FACTOR.

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 is the fault or needs to be done when frequency in ac drives is not changing?

0 Answers  

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What will happen if i connect the delta winding motor to star input.

1 Answers  

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hi frnz,can somebody give me any project work? i am a 2nd year student & interested in practical works...plz give me some projects

0 Answers  

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What are the effects of armature reaction on a DC machine and discuss the various methods to reduce the effect.

1 Answers  

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i alternator which of genarator used for excitor the what is reason?

3 Answers  

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How to measure corona loss in a transmission line?(Plz ans only if u know the exact answer)

3 Answers  

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A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE

0 Answers   IAS, TATA,

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reason of capacitor failure or low voltage in alternator wtih 10kva dgset

0 Answers   adag,

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What is the difference between Isolator & Load Break Switch?

7 Answers   Infotech,

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What is mean CT Saturation? How to calculate?

3 Answers   NetGroup, Tyco,

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An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The slip when motor stalls is A 1 B 0 C 13.33% D 10.33%

0 Answers  

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