6. A device has an equivalent circuit as shown in Figure 1. The equivalent is between two terminals, labeled a and b. Three identical versions of this device are connected in the circuit in Figure 2, with terminals a and b shown for each device, to indicate the polarity. Find the Thevenin equivalent resistance as seen by the 20[mA] current source in Figure 2. 5[mA] D ab Device b b Device ab Iwa 2.2[ΚΩ] ab 1x Device b M 20[mA] 1[ΚΩ] Figure 1 Figure 2 2.5[ms]vr 2.7[k] I

Introductory Circuit Analysis (13th Edition)
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Author:Robert L. Boylestad
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6. A device has an equivalent circuit as shown in Figure 1. The equivalent is between two
terminals, labeled a and b. Three identical versions of this device are connected in the circuit in
Figure 2, with terminals a and b shown for each device, to indicate the polarity. Find the
Thevenin equivalent resistance as seen by the 20[mA] current source in Figure 2.
5[mA]/
a
D
b
Device
2.2[ΚΩ]
1X
b
a
44
Device
Device
a
b
20[mA]
1[ΚΩ]
Figure 1
Figure 2
2.5[ms]vr
2.7[k]
I
Transcribed Image Text:6. A device has an equivalent circuit as shown in Figure 1. The equivalent is between two terminals, labeled a and b. Three identical versions of this device are connected in the circuit in Figure 2, with terminals a and b shown for each device, to indicate the polarity. Find the Thevenin equivalent resistance as seen by the 20[mA] current source in Figure 2. 5[mA]/ a D b Device 2.2[ΚΩ] 1X b a 44 Device Device a b 20[mA] 1[ΚΩ] Figure 1 Figure 2 2.5[ms]vr 2.7[k] I
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