# Quiz3 - Fall 2010 7B Quiz 3 – Electricity Rubric Code:  Student ID Name |_|(last(first DL Sec a)

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Unformatted text preview: Fall 2010 7B Quiz 3 – Electricity Rubric Code:  Student ID:________________ Name:________________ , ________________ |______| (last) (first) DL Sec# a)  Complete the solu=on for the following circuit by ﬁlling in the following table:  10A  V  R2Ω‐top  4Ω  2Ω  32V  2Ω  R4Ω  P  16V  R2Ω‐btm  12Ω  I  8A  8V  R12Ω  ε  48W  32V  10A  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 in  one sentence each.    R  R  A R  V c)  Find the equivalent resistance of the following circuit (simplify the circuit using serial and parallel laws).  10Ω  20Ω  60Ω  Q I E = Δt , Sum of Voltage 1 L = 0 R = , [VR = IR] , [ΔV = ε − IR] , changes around loop ρ c A 1 R1 R2 1 1 = R1 + R2 + ...] , = + + ... , RP = RP R1 R2 R1 + R2 ∑ I = ∑ I , IN OUT [ RSeries ...
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## This note was uploaded on 09/08/2010 for the course PHY 7B PHY7B taught by Professor Cebra during the Winter '10 term at UC Davis.

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