how to determine motor size for a fan application?
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why capacitor is not discharged phase to body
How do you maintain the batteries for generators, what is the daily maintenance of a generator?
If the characteristic Impedance is equal to load Impedance then…… a) voltage will be increased b) power transmission is zero c) …… d) max. power is transmission to load
Difference between induction motor and synchronous motor? i Think Synchronous motors operate at synchronous speed (RPM=120f/p) while induction motors operate at less than synchronous speed (RPM=120f/p – slip). Slip is nearly zero at zero load torque and increases as load torque increases am a right pls guide & send Other Comments
In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.
Why the brushes used in dc machines are made of carbon not from other metal?
Are same transformer be employed for step up and step down services?
What happened to installed high capacity conductor for smaller current rating?
what is the difference between inrush curent and jurk load.
how does oil cools the transformer
do we convert single phase line to three phase at minimum cost?
why do you give the dc supply to field of alternator