Sheet 2
Dr. Lobna A. Said
Problem 1:
Find the total power developed in the circuit in Fig. 1 if 𝑣0 = 5 V.
Fig.1
Problem 2:
The circuit shown in Fig.2 contains a dependent source. Determine the value of
the gain k of that dependent source.
Fig.2
Problem 3:
The values of the current and voltage of each circuit element are shown in Fig.
3. Determine the values of the resistance R and of the gain of the dependent
source A.
Fig.3
1
Sheet 2
Dr. Lobna A. Said
Problem 4:
Find and the power absorbed by each element in the circuit of Fig. 4
Problem 5:
Determine the number of branches and nodes in the circuit of Fig. 5.
Fig.5
2
Sheet 2
Dr. Lobna A. Said
Problem 6:
The current 𝑖𝑥 in the circuit shown in Fig. 6 is 50 mA and the voltage 𝑣𝑥 is 3.5 V.
Find (a) 𝑖1 ,(b) 𝑣1 ; (c) 𝑣𝑔 ; and (d) the power supplied by the voltage source
Problem 7:
Fig.6
Find 𝐼 and the power absorbed byeach element in the network of Fig. 7.
Problem 8:
Fig.7
Determine the power received by each of the resistors in the circuit shown
below.
3
Sheet 2
Dr. Lobna A. Said
Problem 9:
Find 𝑉𝑎𝑏 for each circuit in Fig. 10
(a)
(b)
(c)
(d)
Fig.10
Problem 10:
For the circuit shown below, find (a) 𝑖1 ,(b) 𝑖2 ; (c) 𝑣0 ;(d) Verify that the total
power developed equals the total power dissipated.
Problem 11:
Determine the value of voltage v in the circuit shown below
4
Sheet 2
Dr. Lobna A. Said
Problem 12:
The currents 𝑖1 and 𝑖2 in the circuit in below are 21 𝐴 and 14 𝐴, respectively.
a) Find the power supplied by each voltage source.
b) Show that the total power supplied equals the total power dissipated in the
resistors.
Problem 13:
Obtain 𝑣1 through 𝑣3 in the circuit below.
Problem 14:
The variable resistor R in the circuit below , is adjusted until 𝑣𝑎 = 60 V Find
the value of R.
5