61. Find Pin for an amplifier with a power gain of 20 and an output power of 1 W.
62. A 10 Ω resistor, a 1 H inductor and 1 µF capacitor are connected in parallel. The combination is driven by a unit step current. Under the steady state condition, the source current flow through:
63. A network N consists of resistors, dependent and independent voltage and current sources. If the current in one particular resistance is I A, it will be doubled if the values of all the
64. The number of branches in a network is b, the number of nodes is n and number of dependent loop is $$l$$. The number of independent current equations will be
65. Two two-port networks are connected in parallel. The combination is to be represented as a single two-port network. The parameters of this network are obtained by addition of the individual
66. Average value of the waveform is:
67. The constant voltage source is
68. What is the value of C such that equivalent capacitance across x-y is 5F.
69. Which of the following filter has the fastest roll-off?
70. In an RC network having 3 loops, the size of the plant matrix A is:
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