what is the use of spst switch in performing experiment on self excited dc motor?

2 Answers  

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what's the requirement of Dy11d0 connection of 3 phase transformer?what's use of it?

0 Answers   Thermal Systems,

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What is the effect of pi controller on the system performance?

0 Answers  

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What will be electrical cost per sqft for IT building (basebuild and fitout)and for residential township?

0 Answers  

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H.t motor 6600 volt to same motor lt supply 440volt supply applyed to h.t motor to effect....

0 Answers   Essar,

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What effect does a very low impedance have on the Voltage regulation? On the short-circuit current?

0 Answers  

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where is the need for short circuit test for 3 see is required and why? can you explain in brief with application

0 Answers  

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why inuctive drop is not consider in DC MOTOR

2 Answers  

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Which machine u will prefer to use at where flameble gases are comming out & why?

1 Answers   NTPC,

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What is converter transformer? Diff b/w converter transformer and distribution transformer? why we use converter transformer in place of giving supply to drives?

1 Answers  

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why in generating station generation voltage is 11 kv

1 Answers   L&T, Usha Martin,

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how rated the neutral voltage of transformer and reactor, e.g. 400/220, 200MVA transformer have neutral voltage of 33kv. and reactor voltage 145kv. how this rating decided?

1 Answers   MEIL,

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