In an alternator running with a balanced zero p.f. lagging load, phase differernc between the resultant armature flux and main field flux is always____? options is 180 degree....why?? explain.

1 Answers   BREB,

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how to calculate the capacitor to maintain power factor?

0 Answers   Bosch,

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if single phase is having 220v supply then why three phase is having 440v instead of 660v?

4 Answers   C&S, NTPC,

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In 3 phase induction motor 1hp current rating is 1.5 amps constant ? is correct or not ?

4 Answers   TATA,

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state the construction of incondenscent lamp?

0 Answers  

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Why a transformer is known as a static device?

7 Answers  

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why current flow throgh conductor.

2 Answers  

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how caculate the pump head to maintain perticuler pressure of water and what would be the motor size in hp for the same?

1 Answers  

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what is the transformer rush current?

0 Answers  

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What is the function of RCBO? What are the different sensitivity ratings & each application?

0 Answers   L&T, Legrand,

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what is the maximum temperature rating of a thhn insulated conductor?

0 Answers  

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what would happen nif we increase or decrease the capacitor of a flood light.

1 Answers  

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