Explain the working of voltage commutated chopper with aid of circuit diagram and necessary waveforms. Derive an expression for its output voltage?

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need previous placement test papers of infosys and soctronics

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What is the Difference betn IBS & REPEATER?

0 Answers   Videocon,

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when the generator running trip by earth current even though engine all so shut down the problem showing gcs waring and emergency trip there after starting always gcs locked out what is the problem [this is cummins qsk 23 electronic controle module governer

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Explain the difference between dcs & plc & scada?

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What is conductor?

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Explain what is reverse saturation current?

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why we using different type of microwave antenna we using like one is connected to MMU and one more is connected to other slot what is use of both antenna?

0 Answers   TalentPro,

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Can fuses with an ac voltage rating be used in a dc applications?

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what is hole current??

1 Answers  

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how long has fibre channel been around?

1 Answers  

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what is the use of combiner in gsm phones

7 Answers   Ericsson,

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