Engr 260 -- Circuits & Devices - Sample Test 1
1. For the given circuit
a.
Find the equivalent resistance as seen by the voltage source.
b.
Find the current in the 5-
Ω
resistor.
c.
Using the current divider equation, find the current in the 9-
Ω
resistor.
Answers: a. 9.286 ohms
b. 2.154 A
c. 0.615 A
2.
For the given circuit:
a.
Set up all the KCL and KVL equations needed to determine the 3 unknown branch
currents.
Do not solve the equations.
b.
Find the current in the 6-
Ω
using a method of your choice.
Answers: b. 4.333 A

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3. Find the current in the 6-

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