Answer / vinamra

in ac circuit i*i*r is for resistive load and in resistive
load pf is unity

Answer / motilal sahu

BECAUSE RESISTIVE CIRCUIT HAS UNITY POWER FACTOR

Answer / lol

because resistance and current in an a.c circuit is the
same. Only the voltage is changing.

how does a liquid starter reduce the starting currents?

0 Answers  

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Why transformer used in UPS??

0 Answers   JLL,

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An engineer measures the direct current resistance of a transformer using ohm meter. When he/she takes out one of the leads of the meter, spark comes.. Why ?? This effect is known as...

1 Answers   Saint Gobain,

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Use of electrical theorems (thevenin's,norton's,millmen's,superposition,reciprocity, Maximum Power Transfer theorem,Compensation Theorem) IN REAL LIFE???(IF YOU KNOW EXACT OR CORRECT ANSWER).

2 Answers   College School Exams Tests, L&T, PESIT, Wipro,

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why semiconductor fuse used in drive ,not ordinary?

4 Answers   EAP, Essar,

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how can testing using megger?

1 Answers  

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what is mean by restructuring power system?

0 Answers  

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what is the use of spherical metal balls attached on to the earth wire of transmission over head lines?

2 Answers  

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Explain the fundamental difference between emf (electro motive force) and pd (potential difference) ?

0 Answers  

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help me with the question that might be ask on the interview for technical position

0 Answers   Eskom,

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short notes on npn & pnp transisitor..........

5 Answers  

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IN a transformer during power supply how the LV and HV bushing works??

3 Answers   CSEB,

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