Networks Analysis and Synthesis
Wave A = 100 sin ωt and wave B = 100 cos ωt. Then
Answer: C
Since peak values are equal, their rms values are equal irrespective of phase difference.
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A series RLC circuit has a resonant frequency of 1000 Hz. The maximum voltage across C is likely to occur at a frequency of about
Answer: D
Maximum voltage across capacitance occurs at a frequency slightly less than resonant frequency.
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The electrical energy required to heat a bucket of water to a certain temperature is 2 kWh. If heat losses, are 25%, the energy input is
Answer: A
Since 25% of input is lost, 0.75 Input = 2 or input = 
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and i(t) is a unit step, then V(t) in the steady state is given by
Answer: A
= 4/9.
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As compared to the number of network elements in Brune synthesis, the number of network elements Bott-and Duffin in realization is
Answer: A
To avoid mutually coupled inductors, more elements are needed.
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Z(c) for the network shown in the figure is 
The value of C and R are, respectively
Answer: A
No answer description available for this question.
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A two branch parallel circuit has a 20 Ω resistance and 1 H inductance in one branch and a 100 μF capacitor in the second branch. It is fed from 100 V ac supply, at resonance, the input impedance of the circuit is
Answer: A
At parallel resonance circuit impedance = 
.
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In the given circuit, viewed from AB, the circuit can be reduced to an equivalent circuit as
Answer: B
For RTh, Voltage source will be short circuited RTh = 2.4 Ω, 
VAB = 10 - 6 I 
7 V.
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