Write the definition of the duality theorem?

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sir, i have completed engineering diploma in electronics and now got the call letter for written exam for the post "junior engineer" from rrb chennai. could you help me about the model and type of questions that i should prepair?

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What are minterm and maxterm?

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Components that use negative dc voltage

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Explain the advantages of using c band for satellite communication?

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I have an instrument that involves an electronic circuit. In circuit there is a PTC B754 (having operating voltage 230V). PTC is already damaged and same PTC is not available in market. Now what can i do to solve that problem.

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main difference between electrical& electronics?& what is electronics?

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Explain why regeneration is not possible in semiconductor

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what is the frequency band used for military applications?

1 Answers   BEL,

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Explain the difference between a multiplexer and encoder? Also what is the between demultiplexer and decoder?

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Which of the following pairs does-not match?

0 Answers   C DAC, CDAC,

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Tell me, when a sample of germanium and silicon having same impurity density are kept at room temperature then resistivity of silicon will be higher than that of germanium, why?

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