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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What is ionospheric bending?

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please guide me who to prepare for bel interview...

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Why is the grid in a cro provided with a hole in it?

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why the value of 3db down point is 0.707??

2 Answers  

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Filtering can be done with ?

0 Answers   Verifone,

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My name is Noor and i have completed by 10th with 78%, inter with 67% and has a B.tech from JNTU second class with 56% .Iam planning to do MS in US will my visa be successful .I have doubts since i have a scond class with 56% in B.tech please advice me as soon as possible.

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How WDM works in wireless system...as we say that it works in optical and signals transmitted in this are light signals...??

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What is load commutation?

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What is interfacing?

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What do you mean by electronics? How is it different from electrical?

0 Answers   HPCL, Hughes Systique Corporation,

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What is the speed of signal in optical fiber ??

3 Answers  

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