Answer / anupam

freequency converter converts the level of frequency where
as inverter changes d.c to a.c and vice versa...

Answer / khatib

frequency converter you can change the frequency only , but
in the inverter you can change the voltage in rated to
frequency as : v/f = constant , this type make a torque more
efficient than the first method.

How to calculate kva? what is the formula.

21 Answers   MSIL, UltraTech, Watt, Welding Aids,

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How would you calculate power loss in a resistor?

0 Answers  

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what is mean Boost voltage and what is working principle of Tube light

2 Answers   Trimax,

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Why power factor is arising in electrical circuit, is it possible to eliminate from the circuit, why

2 Answers  

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how to calculate earth resistat in earthpit with earth testing kit?

2 Answers  

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in soft starter system for 375 KW 3 ph induction motor for multi stage vertical pump, two thyristers failed causing shorting of thyrister. the motor winding failed while starting.What is the cause and what is the effect in above case

1 Answers   KPCL,

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Which Machine u will prefer to use at a place where flammable gases are coming out & why ?

4 Answers   NTPC,

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In case of 3 phase motor why it is called single phasing by failure of one phare unless there is rest two phase are acting. ?

3 Answers  

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WHAT IS IEC? & WHAT IS BENEFIT TO PRODUCT FROM IEC?

0 Answers   BMC,

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what is the difference between phase and neutral?

3 Answers   IAF, Indian Airlines,

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we convert 66kv to 33kv then 33kv to 11kv,11kv to 440v.why not we convert directly from 66kv to440v?

7 Answers   HCL, L&T,

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What is use of starter and choke in tube light

0 Answers  

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