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GATE EE 2021 : Network Theory Quiz 4 (App update required to attempt this test)
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Question 1
Find the total inductance of the three series connected coupled coils in figure below:
L1 = 1H ; L2 = 2H ; L3 = 5H
M12 = 0.5 H, M23 = 1H ; M13 = 1H
Question 2
A low-pass filter with a cut-off frequency of 30 Hz is cascaded with a high-pass filter with a cut-off frequency of 20 Hz. The resultant system of filters will function as
Question 3
Two identical coils of negligible resistance when connected in parallel across a 150 V, 50 Hz source, draws a current of 8 A. When the terminals of one the coil is reversed, then current drawn is 10 A. Find the coefficient of coupling between the two coils is _________.
Question 4
The filters F1 and F2 having characteristics as shown in figure (A) and (B) are connected as shown in figure(c).
The cut-off frequencies of F1 and F2 are f1 and f2 respectively. If f1 < f2, the resultant circuit exhibits the characteristic of a
The cut-off frequencies of F1 and F2 are f1 and f2 respectively. If f1 < f2, the resultant circuit exhibits the characteristic of a
Question 5
The reading of the voltmeter (rms) in volts, for the circuit shown in the figure is _______
Question 6
For the given circuit determine the coefficient of coupling k, for series resonance condition.
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Jul 23ESE & GATE EE