Part A + 12 V www 50 www 10 Ω + 3 V ww 50 What is the current through the 10 resistor in the figure (Figure 1)? Express your answer with the appropriate units. I10 2 = Value Submit Request Answer Part B ? Units Is the current from left to right or right to left? ○ left to right ○ right to left

Figure 3 show the arrangement of three resistors. The switch M is initially opened. Calculate I1, I2 and I3. The switch M is now closed. Compute the new current for I1, Iz and I3. A light bulb has been introduced to replace E3. Describe any changes that can be observed in the circuit. 30 R1 R2 I E3 12 V, 12 M E1 20V, 22 10 V, 32 E2 R3 d

What is the equivalent resistor between the terminals a and b if you replace R1 by 38 Ohm and R2 by 34 Ohm ? This combination of resistors goes to infinity by repeating itself. Write your answer in units of Ohm. No decimal points is necessary. Maximum od 4% of error is accepted in your answer.

IP The terminals A and B in the figure(Figure 1) are connected to a 9.0-V battery. Suppose R₁ = 1.3, R₂ = 3.9 , R₂ = 4.6, R₁ = 4.0, R5 = 6.7 , R6 = 6.4 Ω. art A Find the current flowing through each resistor. Express your answers using two significant figures separated by commas. 11, 12, 13, 14, 15, 16 = Submit Part B O greater than less than the same as Submit Request Answer Is the potential difference across the R6 resistor greater than, less than, or the same as the potential difference across the R₁ resistor? Part C IVE ΑΣΦ Correct Submit Previous Answers ? A Explain. Essay answers are limited to about 500 words (3800 characters maximum, including spaces). 3800 Character(s) remaining Request Answer ON

Consider the circuit shown in (Figure 1). The batteries have emfs of E = 9.0 V and E2 = 12.0 V and the resistors have values of R1 = 28 N, R2 = 68 N, and Rз 3 34 N. Part C Determine the magnitudes of the currents in each resistor shown in the figure. Assume th resistance r = 1.0 N. Express your answers using two significant figures separated by commas. Templates Symbols undo rédo reset keyboard shortcuts help ΑΣΦ Figure I1, I2, I3 = А 1 of 1 > Submit Previous Answers Request Answer R1 X Incorrect; Try Again; 3 attempts remaining Ej R2 Part D E2= R3 Determine the directions of the currents in each resistor. Assume that each battery has in

Consider the circuit shown in the figure. Take R,=R, R2=2R and Ra3=R. Find the magnitude of the current passing through the resistor R3 in terms of V/R. Expre your answer using one decimal place. 3V R1 4V R2 R3

What is the equivalent resistor between the terminals a and b if you replace R1 by 20 Ohm and R2 by 40 Ohm ? This combination of resistors goes to infinity by repeating itself. Write your answer in units of Ohm. No decimal points is necessary. Maximum od 4% of error is accepted in your answer. R1 R, R2 R2 b. R1 R,

What is the current read by the ammeter in the circuit below? Let R1 = 1 kiloohm, R2 = 2 kiloohm, R3 = 3 kiloohm, and the emf of the ideal source is 5 volts. Input R1, R2, and R3 for resistors R1, R2, and R3 respectively. Input E for the emf €. Use context clues to figure out if you need to input a numerical value, variable, word, etc. All numerical answers should be in three significant figures. %3D R1 R2 R3 (A First we calculate the current across each resistor. From Ohm's law, we arrive at a general formula for current:

R₁ M M R₂ R3 In the circuit above, R₁ = 4.7 Ohms, R₂ = 2.3 Ohms, R3 = 8.3 Ohms, and V = 3.4 Volts. What is the voltage (in Volts) across R₂?

B. The circuit at right has three resistors, R1, R2 and R2 connected with two ideal batteries. The three R1 20 Q currents in each leg of the circuit are labeled as ią, ib, and i, as shown. la ic R2 i. Apply Kirchhoff's laws to the circuit and write the three equations that represent the circuit below. 40 Q R3 80 Q + BAT1 9 V ВАТ2 12 V ii. Solve the system of equations to find as ia, ib, and ic. Show your work.