SampleTest1_2005

# SampleTest1_2005 - Ω resistor using a mesh currents b node...

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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 3. Find the current in the 6-

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Unformatted text preview: Ω resistor using a) mesh currents, b. node voltages. Ans: 2A 4. Using node-voltage analysis, find a. the node voltages for nodes 1,2 and 3 with respect to your selected reference, b. the power out of the 10-V source. Answer: a) V 1 =10 V, V 2 =20 V, V 3 =20 V b) 25 W 5. Find the voltage across the 2-Ω resistor using: a. mesh analysis b. nodal analysis Answer: -8V 6. Use mesh analysis to find 3 2 1 , , i i i . Ans: 3.5 A, -0.5 A, 2.5 A For sample multiple choice questions, please visit our class website....
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SampleTest1_2005 - Ω resistor using a mesh currents b node...

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