1
GATE ECE 2014 Set 3
Numerical
+2
-0

For the Y-network shown in the figure, the value of R1 (in Ω) in the equivalent ∆ -network is ________.

GATE ECE 2014 Set 3 Network Theory - Network Elements Question 11 English
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2
GATE ECE 2014 Set 2
Numerical
+2
-0

In the magnetically coupled circuit shown in the figure, 56 % of the total flux emanating from one coil links the other coil. The value of the mutual inductance (in H) is ______ .

GATE ECE 2014 Set 2 Network Theory - Network Elements Question 12 English
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3
GATE ECE 2014 Set 1
Numerical
+2
-0

A Y-network has resistances of 10Ω each in two of its arms, while the third arm has a resistance of 11Ω in the equivalent ∆ − network, the lowest value (in Ω) among the three resistances is ______________.

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4
GATE ECE 2013
MCQ (Single Correct Answer)
+2
-0.6

Two magnetically uncoupled inductive coils have Q factors q1 and q2 at the chosen operating frequency. Their respective resistances are R1 and R2. When connected in series, their effective Q factor at the same operating frequency is

A
q1 + q2
B
(1/q1) + (1/q2)
C
(q1R1 + q2R2)/(R1 + R2)
D
(q1R2 + q2R1)/(R1R2)
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