Why is an excess-3 code is called an unweighted code?

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Give two advantages of csi?

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

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what is angle and amplitude modulation? what is noise in modulation?

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Draw the circuit of cc configurations using npn transistor.

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compare the delay in sending x-bit msg over k-hop path in ckt switched nw nin lightil loaded packet swithed nw. the ckt setup time is s per hop,the packet size is p bits n data rate is' b' bps under what condition does packet nw have lower delay?

0 Answers   Mtech,

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sir iam appearing railway exam 12to 15 times but unfortunately i could not qualify the written examination.can u give some suggestion for how to appear. this examination

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why we are using input resistance in op-amp. indicate the role of it.

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What are the advantages of free wheeling diodes in a controlled in a controlled rectifier?

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What are the types of commutation?

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which modulation will be suitable for transmitting audio file? is there any transformation needed for transmission?

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What is meant by a bit?

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