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Unformatted text preview: I E = Q Δ t , I IN ∑ = I OUT ∑ , R = 1 ρ c L A , V R = IR [ ] , Δ V = ε − IR [ ] , Sum of Voltage changes around loop = 0 R Series = R 1 + R 2 +... [ ] , 1 R P = 1 R 1 + 1 R 2 +... , R P = R 1 R 2 R 1 + R 2 Fall 2010 7B Quiz 3 – Electricity Student ID:________________ Name:________________ , ________________ ______ (last) (first) DL Sec# Rubric Code: 2Ω 2Ω 4Ω 12Ω 32V 10A a) Complete the solu=on for the following circuit by Flling in the following table: V I P R 2Ω‐top 16V 8A 128W R 2Ω‐btm 16V 8A 128W R 4Ω 8V 2A 16W R 12Ω 24V 2A 48W ε 32V 10A 320W b) A voltmeter is used to measure Voltage, an Ammeter is used to measure Current. The perfect Voltmeter and Ammeter can make the measurement without changing the circuit they measure. What should the resistance of an ideal Voltmeter be? What should the resistance of an ideal Ammeter be? Explain why inresistance of an ideal Voltmeter be?...
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 Winter '10
 Cebra
 Voltage drop, Voltmeter, perfect Voltmeter, Electricity Rubric Code

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