Note: The currents are not necessarily in the direction shown. Use the following variables as necessary: V1 = 26.0 v, V2 = 13.0 V,and R = 10.0 0.28.0012.00R(a) In the figure above find the current in each resistor.AAI2A13(b) Find the power delivered to each resistor.R1R2R3

Note: The currents are not necessarily in the direction shown. Use the following variables as necessary: Vị = 26.0 V, V2 = 13.0 V, and R = 10.0 2. 28.0 0 12.00 (a) In the figure above find the current in each resistor. A I2 A I3 (b) Find the power delivered to each resistor. R1 R2 R3

Note: The currents are not necessarily in the direction shown. Use the following variables as necessary: Vị = 26.0 V, V2 = 13.0 V, and R = 10.0 2. 28.0 0 12.00 (a) In the figure above find the current in each resistor. A I2 A I3 (b) Find the power delivered to each resistor. R1 R2 R3

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter28: Current And Resistance

Section: Chapter Questions

Problem 67PQ

See similar textbooks

Similar questions

Three 60.0-W, 120-V lightbulbs are connected across a 120-V power source, as shown in Figure P18.50. Find (a) the total power delivered to the three bulbs and (b) the potential difference across each. Assume the resistance of each bulb is constant (even though, in reality, the resistance increases markedly with current). Figure P18.50
A child's electronic toy is supplied by three 1.58-V alkaline cells having internal resistances of 0.0200 inseries with a 1.53-V carbon-zinc dry cell having a 0.100- internal resistance. The load resistance is 10.0 . (a) Draw a circuit diagram of the toy and itsbatteries, (b) What current flows? (c) How much power is supplied to the load? (d) What is the internal resistance of the dry cell if it goes bad, resulting in only 0.500 W being supplied to the load?
Three 60.0-W, 120-V lightbulbs are connected across a 120-V power source, as shown in Figure P18.50. Find (a) the total power delivered to the three bulbs and (b) the potential difference across each. Assume the resistance of each bulb is constant (even though, in reality, the resistance increases markedly with current). Figure P18.50
A 20.00-V battery is used to supply current to a 10-k resistor. Assume the voltage drop across any wires used for connections is negligible, (a) What is the current through the resistor? (b) What is the power dissipated by the resistor? (c) What is the power input from the battery; assuming all the electrical power is dissipated by the resistor? (d) What happens to the energy dissipated by the resistor?
For the network in Figure P18.60, show that the resistance between points a and b is Rab=2717. (Hint: Connect a battery with emf across points a and b and determine /I, where I is the current in the battery.) Figure P18.60
Consider the circuit shown in the figure, where 1 = 23.7 V,2 = 13.3 V and R = 12.0 Ω. (Due to the nature of this problem, do not use rounded intermediate values in your calculations—including answers submitted in WebAssign.)(a)What is the current (in A) in each resistor? I1= A, I2= A, I3= A. (b)What is the power (in W) delivered to each resistor? P1= W, P2= W, P3= W.(c)What is the total power (in W) supplied by both batteries? (d)What is the relationship between the total power supplied by the batteries and the power delivered to each resistor? The total power supplied by the batteries is equal to the sum of the power delivered to each resistor .The total power supplied by the batteries is greater than the sum of the power delivered to each resistor. The total power supplied by the batteries is less than the sum of the power delivered to each resistor.
Two batteries with e1=3 V and e2=5 V are connected to three resistors of R1= 10 W, R2= 20 W and R3= 30 W as in the circuit in the figure. Find the current values of I1, I2 and I3 through the resistors using Kirchoff's rules. (First write the equations clearly, then find the currents)
In the figure below, the ideal batteries have emfs ℰ1 = 12 V, ℰ2 = 6.0 V, and the resistors have resistances R1 = 4.0 Ω and R2 = 5.0 Ω. (a) What is the current in the circuit? _________A(b) What is the dissipation rate in resistor 1? _________W(c) What is the dissipation rate in resistor 2? __________W (please show units when you work this out so that I can follow it easier.)
In the figure below, the ideal batteries have emfs ℰ1 = 12 V, ℰ2 = 6.0 V, and the resistors have resistances R1 = 4.0 Ω and R2 = 5.0 Ω. (d) What is the energy transfer rate in battery 1? (Enter a negative value if energy is being absorbed.) __________W(e) What is the energy transfer rate in battery 2? (Enter a negative value if energy is being absorbed.) __________W (please show units when you work this out so that I can follow it easier.)
The Iceberg Kid, infamous for imposing a deep freeze on whoever disagrees with him, discovers that in his advanced teenaged years his hands constantly feel chilled. As he is a cool physics student, the Iceberg Kid quickly calculates the resistance of the resistor needed to warm his hands. Given that 185 J185 J of thermal energy is generated by the resistor during 6.19 s6.19 s of operation while connected to a 12.0 V12.0 V battery, find the correct value of this resistance (and avoid a cold, cold fate).
In the figure below, two batteries of emf ℰ = 14.0 V and internal resistance r = 0.320 Ω are connected in parallel across a resistance R. (a) For what value of R is the dissipation rate in the resistor a maximum? ___________Ω(b) What is that maximum? __________W (please show the units when working through the problem so that I can follow it easier)
An electric toy with a resistance of 2.50 ΩΩ is operated by a 3.00 V battery. a) What current does the toy draw? I = ____ A b) Assuming that the battery delivers a steady current for its lifetime of 4.00 h, how much charge passed through the toy in that time? Q = ____ C c) How much energy was delivered to the toy in that time? Ue = _____ J