During regenerative breaking= A rotating magnetic field is reversed B slip is positive C torque is positive D slip is negative

0 Answers   Core Solutions,

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what is full form of dyn11( in transformer)

5 Answers   Divis Laboratories,

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hi frienda We have 250kva cater pillet dg set we are fasing one diffrent proublam in dg we are start dg set after one mint applying load around 450a load but dg was run 3 Or 4 mints after 3 mints dg was shuding down automatic how to face this proublam pls tel any budy

2 Answers  

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How to calculate incoming cable size for 33KV, 1MVA transformer.

1 Answers   IAC,

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What the capacitor Current formula?, For 1 KVAr how amps its required? for using the KVAr for boosting the PF Design Calculation.( Eg: for 30 KVAr required how many KW?)

17 Answers   Alstom, Call Centre, EDC, HCL, Procon Engineers,

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what is relation between voltage and current and don't take resistance here. if we supose say when there is increase in voltage whwt happens to current?is it decrease or increase?

4 Answers  

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what is the use of piston rings in the engine used for a generator...........

0 Answers  

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which type your UPS on line,off line give the reason?

2 Answers   Roto Power,

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What is required of exietation to the alternater.

3 Answers  

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What is Scott connection? In which device it is used?

4 Answers  

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Which element is highly conducting coppoer or gold?

3 Answers  

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As per principle we say in three phase supply ,the voltage is producing by phase angle between two phase so two phase is needed means then why we using three phase ?

2 Answers  

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