sf

1. 60 Days Crash Course
For
NLC & IPATE
on
Network
With
SANJAY RATHI (IES)
Presents

2. 3.
Have mentored more
than 1 lakh students
for ESE/GATE/PSUs
SANJAY RATHI
1. Qualified IES 3 times
2.
Teacher, guide &
motivator with 18 years of
teaching experience in
GATE, IES & PSUs.

3. Q.) In the circuit, calculate: (a) iL
(0+
), vC
(0+
), vR
(0+
), (b) diL
(0+
)/dt,
dvC
(0+
)/dt, dvR
(0+
)/dt, (c) iL
(∞), vC
(∞), vR
(∞).
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096

4. Q.) The switch in figure has been closed for long time. It is open at t = 0.
Find (a) i(0+
), v(0+
), (b) di(0+
)/dt, dv(0+
)/dt, (c) i(∞), v(∞).
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096

5. Q.) The switch in Figure was open for a long time but closed at t = 0.
Determine: (a) i(0+
), v(0+
), (b) di(0+
)/dt, dv(0+
)/dt, (c) i(∞), v(∞).
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096

6. Q.) In the circuit, find: (a) iL
(0+
), vC
(0+
), vR
(0+
), (b) diL
(0+
)/dt, dvC
(0+
)/dt,
dvR
(0+
)/dt, (c) iL
(∞), vC
(∞), vR
(∞).
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096

8. Regular Course for
ESE/GATE/PSUs-2021-22
EC/EE/IN
Network
EDC
Analog Electronics Microprocessor Microwave
Digital Electronics
Control System
SR10

13. SR10

14. SR10

15. 60 Days Crash Course
For
NLC & IPATE
on
Network

16. Q.) If the switch S in the circuit shown below is opened at t = 0. What are
the values of v(0+
) and , respectively?
(a) 100 V, 10,000 V/s
(b) 100 V, -10,000 V/s
(c) -100 V, 10,000 V/s
(d) -100 V, -10,000 V/s
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096

17. Q.) In the circuit shown below, the switch is moved from position A to B at
time t = 0. The current I through the inductor satisfies the following
conditions.
1. i(0) = -8 A
2. di/dt (t = 0) = 3 A/s
3. i(∞) = 4 A
The value of R is
(a) 0.5 ohm (b) 2 ohm (c) 4 ohm (d) 13 ohm
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096

18. Q.) In the circuit shown below, the switch is closed at t = 0. What is the
initial value of the current through the capacitor ?
(a) 0.8 A
(b) 1.6 A
(c) 2.4 A
(d) 3.6 A
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096

19. Q.) In the circuit shown in figure, V = 10 V, R = 10 Ω, L = 1 H, C = 10 μF,
and vc
(0) = 0. Find i(0+
), di/dt(0+
), and d2
i/dt2
(0+
).
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096

20. Q.) In the network shown in figure, a steady state is reached with the
switch K open, and at t = 0 the switch is closed. Find the i1
(0+
), i2
(0+
) and
i3
(0+
).
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096

21. Q.) The circuit shown in the figure. Find diL
(0+
)/dt, and dvC
(0+
)/dt.
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096

22. Q.) In the circuit given below, the switch is open for a long time. At time t =
0, the switch is closed. What are the initial and final values of voltages
across the inductor ?
(a) 0 V and 0 V
(b) 0 V and 8 V
(c) 80 V and 0 V
(d) 80 V and 8 V
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096

23. Q.) Assume that there is no initial energy stored in the circuit of Figure at t
= 0 and that is
= 10 u(t) A.
Apply the initial and final value theorems to find Vo
(0) and Vo
(∞).
For Unacademy subscription, Use code SR10 to get 10% discount. 9899940096