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LMRC 2018 JE EC Exam: Tech Quiz 7
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Question 1
The state variable description of an LTI system is given by
where y is the output and u is the input. The system is controllable for
where y is the output and u is the input. The system is controllable for
Question 2
A Causal system is the one in which the output depends upon
Question 3
A transformer has 2% resistance and 5% reactance. What is its voltage regulation at full load with 0.8 p.f. lagging?
Question 4
When a ferromagnetic substance is magnetized, there are marginal diminiutions in its linear dimensions. This phenomenon is called
Question 5
A 40Ω, 4.2 meters long lossless line is operated at 75MHz. The phase velocity is 0.2c and the input impedance at the middle of the line is 60 - j50Ω. What is the voltage reflection coefficient at the load?
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ESE & GATE ECGeneralAug 21ESE & GATE EC