How can the direction of a three phase induction motor be reserved

4 Answers  

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what is the disadvantages of star connected alternator?

4 Answers  

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How does a digital electronic meter work??????

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If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?

0 Answers  

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For a 500 MVA 400/220/33KV transformer following data given HV power = 500 MVA IV power = 500 MVA LV power = 5 MVA If input power is 500 MVA then how output power is (500+5)MVA. Can anyone help

1 Answers   MEIL,

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in thermal power plant the steam produced is made to cool after falling on the turbine blades. my question is why this is done while the same is needed to heat up again. "jab pani ko wapis garam hi karna hai to thanda kyu karte hai"

11 Answers   Bhel,

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arcing is due to only capacitance or it is due to both inductance and capacitance? explanation.

2 Answers  

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Between rotating armature type and rotating field type arrangements which one is adopted for large rated alternators and DC generators.Why there is difference in the choice?

1 Answers  

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Explain the process of commutation in a dc machine.

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PAC and simple Ac different

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why electron flow is opposite to current flow?

3 Answers  

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why output is out of phase in case of common emitter?

0 Answers  

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