Why does the power consumed is always constant even if a fan speed is altered?

4 Answers  

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why we create vaccume in transformer tank before oil filteration?

3 Answers   CG CoreEL,

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hello, I need to know exactly what happen in the motor while it is connected to the (star/delta) starter, mechanical and electrical. Thaks for answering

3 Answers  

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how many bulb of 60watt at 300volt is used to maintain 0.25 amp.with valid reason?

4 Answers   Cords Cable, TATA,

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What is the difference between INVERTER and UPS?

7 Answers  

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what are the ''pitting rings''and how cn they be controlled in a series generator

0 Answers  

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how is the leakage current flow only through guard wire (when guard wire is connected in the circuit)????

2 Answers  

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What are the various reasons for an inductin motor to get heated?

1 Answers   Monnet,

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How wti of transformer works?

5 Answers   Vedanta,

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how to calculate cable size, olr rating, contactor rating and mccb rating,to below given details three phase motor 75 kw,415 v,.85 pf,50 hz?

5 Answers   Cabin Crew, Essar,

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how to measure the transformer resistance values(dyn11)?and howmuch the minimum value?

0 Answers  

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why we dont prefer ac voltage controller instead dimmerstat [if both have same rating] for conducting experiments in laboratories?

0 Answers  

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