Electrical Engineering
2017 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE EE 2017 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 40–42 of 65. Imported answers require review unless explicitly marked reviewed.
Question 40
Open questionEEMCQ2 marksNeeds review
The bus admittance matrix for a power system network is
pu. There is a transmission line, connected between buses 1 and 3, which is represented by the circuit shown in figure.

Reactance is 0.05 pu; susceptance is 0.05 pu at each end. If this transmission line is removed from service, what is the modified bus admittance matrix?
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Open questionEEMCQ2 marksNeeds review
The switch in the figure below was closed for a long time. It is opened at
. The current in the inductor of 2 H for
, is

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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 42
Open questionEENAT2 marksNeeds review
Only one of the real roots of
lies in the interval
and bisection method is used to find its value. For achieving an accuracy of 0.001, the required minimum number of iterations is _________.Log in to check the answer
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