ISRO Scientist or Engineer Electrical 2017

Instructions

For the following questions answer them individually

ISRO Scientist or Engineer Electrical 2017 - Question 41


Surge impedance of overhead transmission line is normally in the order of

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ISRO Scientist or Engineer Electrical 2017 - Question 42


The bode diagram approach is applied to

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ISRO Scientist or Engineer Electrical 2017 - Question 43


Which of the following methods is the strongest tool to determine the stability and the transient response of the system?

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ISRO Scientist or Engineer Electrical 2017 - Question 44


If the gain of a critically damped system is increased, it will become

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ISRO Scientist or Engineer Electrical 2017 - Question 45


The frequency domain and time domain are related through

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ISRO Scientist or Engineer Electrical 2017 - Question 46


A system with characteristic equation $$s^2 + 2 s^3 + 11 s^2 + 18 s + 18 = 0$$ will have closed loop poles such that

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ISRO Scientist or Engineer Electrical 2017 - Question 47


If the gain of an open loop system is doubled, the gain margin

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ISRO Scientist or Engineer Electrical 2017 - Question 48


An all pass network imparts only

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ISRO Scientist or Engineer Electrical 2017 - Question 49


An ON-OFF controller is

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ISRO Scientist or Engineer Electrical 2017 - Question 50


The transfer function of a phase lead controller is $$(1 + 3Ts) / (1 + Ts)$$. The maximum value of phase provided by this controller is

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