6. In the figure below &₁ = 6.0 V, &₂ = 5.0 V, &3 = 4.0 V, R₁ = 1002, and R₂ = 50 QQ. E₁ a E2 R₁ E3 R2. Find a) The current in each resistor b) The potential difference between a and b.
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- 1. What is the voltage drop across each device? I=VR2. What is the current in the resistor [6-ohm]? Note: Draw another schematic showing combinations of resistance [if there is any]2. In Figure 2 the ideal batteries have emfs E = 150 V and E, = 50 V and the resistances are %3D R1 = 3.0 N and R2 = 2.0 N. If the potential at P is 100 V, what is it at Q? R P Figure 24. In the circuit to the right, the four resistors all have a resistance of 22 and the battery supplies a potential difference of Vbat3D2.5V. If the battery current (lbat) is A, what is the electric potential at point P? R a. Vp= 2.5V b. Vp= 1.5V c. Vp= 1.0V d. Vp= -2.0V e. Vp= -0.5V R4
- 3. DETAILS KATZPSEF1 29.P.042. MY NOTES ASK YOUR TEACHER The figure below shows five resistors and two batteries connected in a circuit. What are the currents I,, 1,, and I,? (Consider the following values: R, = 1.18 N, R, = 2.12 0, R, = 3.10 , R, = 4.14 0, R, = 6.04 Q. Due to the nature of this problem, do not use rounded intermediate values in your calculations-including answers submitted in WebAssign. Indicate the direction with the sign of your answer.) I, I, = A I3 A Rs R3 12.0 V R2 R4 9.00 V R1a) Refer to Figure 4, determine: i. The current, I ii. The output voltage at Vol and Vo2 Ge 5.8 ko 10 V Vo2 o Vo1 Si Figure 43. DETAILS KATZPSEF1 29.P.042. MY NOTES ASK YOUR TEACHER The figure below shows five resistors and two batteries connected in a circuit. What are the currents I,, I,, and 1,? (Consider the following values: R, = 1.04 N, R, = 2.12 0, R3 = 3.16 0, R, = 4.18 N, R, = 6.20 N. Due to the nature of this problem, do not use rounded intermediate values in your calculations-including answers submitted in WebAssign. Indicate the direction with the sign of your answer.) I = A A I3 = A R5 R3 12.0 V R2 R4 9.00 V 12 R1
- A 1000 uF capacitor is charged at a constant current of 1 mA. The final voltage across the capacitor is 100 V. Calculate the time required and the corresponding charge in coulombs. Select one O a. 100 sec, 0.1 C Ob. 200 sec, 0.12 C c. Not on the list d. 140 sec. 0.05 C Oe. 150 sec, 0.03 C2. In the fig. below, how large must R if the potential drop from A to B is 12 V. The current is 3.0 A. 6.0 V 2.02 9.0 V 3.0 AQ5) When applying a voltage of (100 mv) across a wire of length (20m), the current density passing through the wire was (312500 A/m³). Calculate the resistivity of the wire and the electron mobility if the concentration of the free electrons equals (5.86 ×10²8 / m³ ). m2 Ans.) 1.6×10 Qm,6.67×10¯³. V.sec.
- In the circuit below, V. = 8 V, V, = 43 V, R = 7 N, & R2 = 2 N. Determine the current through R1, R2, and the current coming out of V. (I). R2 V1 R1 I1 = I2 = %3D V. WebAssign PlotThe voltage applied to a pure capacitor of 50*106 F is as shown in figure. Calculate the current for 0-1 msec. V(t) 100 t (millisec) 1 2 Select one: a. -1 O b. 5 -5 O d. 11. In the figure below battery potentials are V, = 10 V and V2 = 20 V. These are not specified. You may take them any order you want. The resistances are R = 5 0, R2 = 15 N, and R3 = 25 N. Find the current through each resistor. Ry- ww ww