Consider the circuit shown in the figure below. (Assume R₁ = 10.5 2, R₂ = 1.602, and V = 7.90 V.) 1 R₂ ww R₁ www 5.00 Ω www + 4.00 Ω www 3.00 Ω www (a) Calculate the equivalent resistance of the R₁ and 5.00- resistors connected in parallel. 3.387 22 (b) Using the result of part (a), calculate the combined resistance of the R₁, 5.00- and 4.00- resistors. 22 (c) Calculate the equivalent resistance of the combined resistance found in part (b) and the parallel 3.00- resistor. 22 (d) Combine the equivalent resistance found in part (c) with the R₂ resistor. Ω (e) Calculate the total current in the circuit. A

Consider the circuit shown in the figure below. (Assume R₁ = 10.5 2, R₂ = 1.602, and V = 7.90 V.) 1 R₂ ww R₁ www 5.00 Ω www + 4.00 Ω www 3.00 Ω www (a) Calculate the equivalent resistance of the R₁ and 5.00- resistors connected in parallel. 3.387 22 (b) Using the result of part (a), calculate the combined resistance of the R₁, 5.00- and 4.00- resistors. 22 (c) Calculate the equivalent resistance of the combined resistance found in part (b) and the parallel 3.00- resistor. 22 (d) Combine the equivalent resistance found in part (c) with the R₂ resistor. Ω (e) Calculate the total current in the circuit. A

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter29: Direct Current (dc) Circuits

Section: Chapter Questions

Problem 19PQ

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Consider the circuit shown in the figure below. (Assume R₁ = 10.5 Q, R₂ = 2.15 02, and V = 7.70 V.) R₁ www R₂ www 5.00 Ω www V ++ + 4.00 Ω www 3.00 Ω www (a) Calculate the equivalent resistance of the R₁ and 5.00- resistors connected parallel. (b) Using the result of part (a), calculate the combined resistance of the R₁, 5.00-2 and 4.00- resistors. Ω (c) Calculate the equivalent resistance of the combined resistance found in part (b) and the parallel 3.00- resistor. Ω (d) Combine the equivalent resistance found in part (c) with the R₂ resistor. Ω (e) Calculate the total current in the circuit. (f) What is the voltage drop across the R₂ resistor? V (g) Subtracting the result of part (f) from the battery voltage, find the voltage across the 3.00- resistor. (h) Calculate the current in the 3.00-2 resistor.