1
GATE EE 2010
MCQ (Single Correct Answer)
+1
-0.3
The switch in the circuit has been closed for a long time. It is opened at t = 0. At t = 0+, the current through the 1μF capacitor is
A
0 A
B
1 A
C
1.25 A
D
5 A
2
GATE EE 2005
MCQ (Single Correct Answer)
+1
-0.3
In the Fig. given below, the initial capacitor voltage is zero. The switch is closed at $$t = 0.$$ the final steady-state voltage across the capacitor is
A
$$20$$ $$V$$
B
$$10$$ $$V$$
C
$$5V$$
D
$$0$$ $$V$$
3
GATE EE 2001
MCQ (Single Correct Answer)
+1
-0.3
A unit step voltage is applied at $$t = 0$$ to a series $$RL$$ circuit with zero initial conditions.
A
It is possible for the current to be oscillatory.
B
The voltage across the resistor at $$t = {0^ + }$$
C
The energy stored in the inductor in the steady state is zero.
D
The resistor current eventually falls to zero.
4
GATE EE 1996
MCQ (Single Correct Answer)
+1
-0.3
In the series $$RC$$ circuit shown in Fig. the voltage across $$C$$ starts increasing when the $$d.c.$$ source is switched on. The rate of increase of voltage across $$C$$ at the instant just after the switch is closed (i.e., at $$t = {0^ + }$$), will be
A
Zero
B
infinity
C
$$RC$$
D
$$1/RC$$
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