Exam_2_Practice_Problems

Exam_2_Practice_Problems - Exam 2 Practice Problems For...

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Exam 2 Practice Problems For Problems 1-21, use the figures at the end of this document. 1. Calculate the power dissipated by each resistor in Figure 1. Resistor Power 2 2.40W 10 0.100W 5 5.00W 8 6.50W 3 1.30W 2. Calculate the power being delivered by the each voltage and current source in Figure 2. Source Power Delivering/Absorbing 10V -65.0W Delivering 2.5A -23.8W Delivering 4A -134.W Delivering 3. Calculate the power being delivered by each current source in Figure 3. Source Power Delivering/Absorbing 5mA -121. mW Delivering 2mA -54.8 mW Delivering 4. Using Figure 4 , find the power delivered or supplied by the 10V source. P 10V = -8.40 mW (8.40mW delivered) 5. Calculate the power being delivered or absorbed by the voltage sources in Figure 5 . Source Power Delivering/Absorbing 8V -14.4W 14.4 W delivered 3V 14.4W absorbed 6. Find the power absorbed by each resistor in Figure 6 . Resistor Power 10 0 W 40 160. W 20 80.0 W 7. Prove that power is conserved in Figure 7. W 400 P P absorbed delivered = =
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Exam 2 Practice Problems 8. Find the power being delivered by the 5-A source in Figure 8. P 5A = -95.5W (95.5W delivered) 9. Find V yx in Figure 9 V yx = 32.8V 10. Find R 1 in Figure 10 such that V1=20V. R 1 = 4.00 11. Find V yx in Figure 11 V yx = 8V 12. Find the power being absorbed by each of the resistors in Figure 12 Resistor Power R1 (20 Ω) 1.25W 5
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Exam_2_Practice_Problems - Exam 2 Practice Problems For...

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