110427-opp - Physics 122 1 Physics 122 2 9.1 9.2 a 77 2 b 0...

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Unformatted text preview: 4/27/11 Physics 122 1 4/27/11 Physics 122 2 9.1 9.2 a 77% 2% b 0% 14% 18% 58% c 2% 83% 5% 6% d 2% 0% 2% 6% e 2% 0% 1% 3% bc 0% 0% 2% 12% cd 17% 0% 0% 0% 4/27/11 9.3 9.4 73% 16% Physics 122 4 4/27/11 Physics 122 5 Δq I= Δt ma = Fe − bv a=0 ⇒ v= Fe Fe = qE ΔV E=− L 4/27/11 Physics 122 6 b P = I ΔV 4/27/11 Physics 122 7 4/27/11 Physics 122 8 ΔV = IR 4/27/11 Physics 122 9 ΔV = IR 4/27/11 Physics 122 10 4/27/11 Physics 122 12 ΔV = ΔVA + ΔVB IReff = IRA + IRB A Reff = RA + RB B I = IA + IB ΔV ΔV ΔV = + Reff RA RB 1 1 1 = + Reff RA RB 4/27/11 Physics 122 A B 13 5/25/10 Physics 122 16         How do the currents in resistors A and B compare? How do the voltage drops across resistors A and B compare? How does the current in and voltage drop across resistor C compare to those in A and B? Find the current in resistor D. (R) (2R) (3R) (R) (V0) I0 = V0 /R 4/27/11 Physics 122 17 4/27/11 Physics 122 18 ...
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110427-opp - Physics 122 1 Physics 122 2 9.1 9.2 a 77 2 b 0...

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