1
GATE EE 2022
Numerical
+1
-0.33

The steady state current flowing through the inductor of a DC-DC buck boost converter is given in the figure below. If the peak-to-peak ripple in the output voltage of the converter is 1 V, then the value of the output capacitor, in $$\mu$$F, is _________. (round off to nearest integer).

GATE EE 2022 Power Electronics - Choppers and Commutation Techniques Question 1 English

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2
GATE EE 2022
MCQ (Single Correct Answer)
+1
-0.33

The most commonly used relay, for the protection of an alternator against loss of excitation, is

A
offset Mho relay.
B
over current relay.
C
differential relay.
D
Buchholz relay.
3
GATE EE 2022
MCQ (Single Correct Answer)
+1
-0.33

The geometric mean radius of a conductor, having four equal strands with each strand of radius r, as shown in the figure below, is

GATE EE 2022 Power System Analysis - Parameters and Performance of Transmission Lines Question 1 English

A
4r
B
1.414r
C
2r
D
1.723r
4
GATE EE 2022
MCQ (Single Correct Answer)
+1
-0.33

The valid positive, negative and zero sequence impedances (in p.u.), respectively, for a 220 kV, fully transported three-phase transmission line, from the given choices are

A
1.1, 0.15 and 0.08
B
0.15, 0.15 and 0.35
C
0.2, 0.2 and 0.2
D
0.1, 0.3 and 0.1
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