Answer / natha

low pf means high sizing of cables and equipments.more heating of devices and loss.more power drawn at the point of common coupling pcc.so economically draining activity.thus pf near to unity required.

Answer / raja

If power factor is decrease means the power consumption on particular equipment is increase. Thats only industries are maintain high power factor

waht is the working principle of saft starter & what is the difference in vfd & saft starter

2 Answers   Cipla,

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A parallel flow heat exchanger will perform better than a counter flow heat exchanger. State if the statement is true or false.

0 Answers   Blue Star,

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whta does the middle finger stands in flemings left hand rule

3 Answers  

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Two 11 kv lines are feeding to common bus in a substation,I have one set of CT & PT(3ct,2pt), How can I measure both lines power using single set.

6 Answers   L&T,

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what happens when ac supply is given to D.C motor.

17 Answers  

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what happen if we give square wave instead of sine wave to the transformer

8 Answers  

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How much costly in percentage wise is sandwich busduct costly than air insulated busduct of any rating?

0 Answers  

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Can you explain the phase displacement between primary and secondary of power transformer of any vector group(for ex)?

1 Answers  

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If a contactor need to replace with faulty one. what I want to check?

2 Answers   Bhel,

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WHAT TYPE OF DC MOTOR IS USING FOR ELECTRIC TRAIN ?HOW ITS FUNCTIONING ?

2 Answers  

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what is difference b/w CFL and Ordinary lamps? which one is useful for power saving?

5 Answers  

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What is the maximum breakdown voltage of 11KVA and 66 KVA power line and how it is calculated?

0 Answers   Anglo Platinum, Narnarayan Electrical,

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