A channel has a bit rate of 4kbps and a propagation delay of 20msec. For what range of frame sizes does stop-and-wait give an efficiency of at least 50%

0 Answers   Chongqing University of Posts and Telecommunications,

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hi i am electronics & telecomm engg & appling 4 the AAI jr executive (electronics/ATC) written test. pls forward me the syllabus & old question papers.I will be very much thankful to you. pis inform to venkatesh.muddana86@gmail.com

0 Answers   AAI Airports Authority Of India,

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why ne555 ic is called as timer ic? we can use many other ic for timing generation... why not they called as timer?

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What is the difference between edge triggered flip flop and level triggered flip flop?

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What is meant by step-down cyclo-converters?

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what is electronic communication.

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what is limitation of auto transformer?

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explain the advantages of power factor correction is an RLC circuit for a commercial customer, include tarifs..

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I'would like to know the type of questios asked for STA (senior technical assistant)interview in DRDO.whats the nature of the interview? whether theres HR and Technical interview?

2 Answers   DRDO, India Post,

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We have 6.6 KV, 250 KW HT Motor and i want to run this motor with 250 KW LT Variable frequency drive. Is this Possible? How? what are the major modification required?

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Explain how many states does signal has?

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What is meant by pulse triggered devices?

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