Q341
Open questionThe parallel RLC circuit shown in figure is in resonance. In this circuit
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Q342
Open questionIn the figure, the switch is thrown from position 1 to 2 at time t = 0. Just before the switch is thrown, the initial conditions are iL (0-) = 2 A, VC (0-) = 2 V. What is the current i(t) after switching action?
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Q343
Open questionThe current through a series RL circuit when excited by a unit impulse voltage. The values of R and L are respectively
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Q344
Open questionThe voltage V in figure is always equal to
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Q345
Open questionConsider the circuit shown in the figure with input V(t) in volts. The sinusoidal steady state current I(t) flowing through the circuit is shown graphically (where t is in seconds). The circuit element Z can be . . . . . . . .
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Q346
Open questionIn the figure given below, the initial capacitor voltage is zero. Then after switch is closed at t = 0 , Calculate the final steady state voltage across the circuit:
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Q347
Open questionElectrolytic Capacitors are generally made of
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Q348
Open questionThe length of a certain conductor of resistance 100 Ω is doubled and its cross-sectional area is halved. Its new resistance is:
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Q349
Open questionFind the current I in figure below:
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Q350
Open questionIn the circuit shown, for different values of R, the values of V and I are given, other elements remaining the same
When R = ∞, V = 5V
When R = 0, I = 2.5 A
When R = 3 Ω, the value of V is given by
When R = ∞, V = 5V
When R = 0, I = 2.5 A
When R = 3 Ω, the value of V is given by
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Q351
Open questionThe network shown in the figure draw a current I. If the ends a and b are shorted, the current drawn would be
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Q352
Open questionThe circuit shown in the figure represents a
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Q353
Open questionIf R1 = R2 = R4 = R and R3 = 1.1 R in the bridge circuit shown in the figure, then the reading in the ideal voltmeter connected between a and b is
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Q354
Open questionThe circuit shown in Figure-I is replaced by that in Figure-II. If current 'I' remains the same, then R0 will be
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Q355
Open questionVoltage on R, L, C in series circuit are shown below. Value of voltage sources is
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Q356
Open questionFor the transfer function of a physical two port network which one of the following statement is not true.
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Q357
Open questionWhen a body is moving along a circular path with constant speed
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Q358
Open questionWhat is maximum power delivered to the load?
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Q359
Open questionTwo 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
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Q360
Open questionTwo lamps each of 230 V and 60 W rating are connected in series across a single phase 230 V supply. The total power consumed by the two lamps would be
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