Answer / rajeev

Because inverter oprates on dc

Answer / poonga

T/F losses depend on core and copper not on power factor .this is reason why it is being mentioned in KVA

Answer / prapulla

Transformer works under ac supply.so it depends on power factor also.where in case of machines working under dc supply, there is no pf.

Do you have any P.L.C in your organization?

12 Answers  

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what is KWH

2 Answers  

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Calculate the demand in KVA for a three phase 440V power source drawing 1100A current

5 Answers  

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Which motor has high starting torque

2 Answers   Greenko,

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If a current -8+6sin6t is flowing three ammeter, one is a centre zero PMMC meter, one is true rms meter and one is moving iron meter. What are the reading of these three meter respectively?

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How to check op amp using multimeter

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ple send to the how to improve the efficiency & economical to the thermal power plant

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Why PS class CT is always preferred for Differential protection?

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can we use CBCT in neutral of solidly grounded transformer? in place of three phases we can pass only one phase which decreases the size of CBCT?

0 Answers   UPSC,

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when we put inducter in neuteral grounding of genrator.

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advantage,disadvantage,aplication of sensorless direct torque control of induction motor

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what is the difference b/w winding insulation class and winding temperature class?

6 Answers   Bhel, NDPL, NTPC,

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