Applied Physics (11th Edition)
11th Edition
ISBN: 9780134159386
Author: Dale Ewen, Neill Schurter, Erik Gundersen
Publisher: PEARSON
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Textbook Question
Chapter 17.8, Problem 2P
(a) Find l2 (currant through R2) in the circuit shown in Fig 17.48. (b) Find l3. (c) Find l1. (d) Find the total current in the circuit (e) Find the equivalent resistance in the circuit.
Figure 17.48
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Chapter 17 Solutions
Applied Physics (11th Edition)
Ch. 17.3 - Two identical charges, each -8.0010-5C are...Ch. 17.3 - The force of repulsion between two identical...Ch. 17.3 - A charge of +3 010-6C exerts a force of 940 N on a...Ch. 17.3 - A charge of -3.010-8 C exerts a force of 0 045 N...Ch. 17.3 - When a -9.0-C charge is placed 0.12 cm from a...Ch. 17.3 - How far apart are two identical charges of +6.00 C...Ch. 17.3 - Three charges are located along the x-axis. Charge...Ch. 17.3 - Three charges are located along the x-axis Charge...Ch. 17.4 - An electric field has a positive test charge of...Ch. 17.4 - What is the field magnitude of an electric field...
Ch. 17.4 - An electric field exerts a force of 2 5010-4 N on...Ch. 17.4 - An electric field exerts a force of 3.0010-4 N on...Ch. 17.4 - An electric field of magnitude 0.450 N/C exerts a...Ch. 17.4 - An electric field of magnitude 0.370 N/C exerts a...Ch. 17.4 - What force is exerted on a test charge of 3.8610-5...Ch. 17.4 - What force is exerted on a test charge of 4.0010-5...Ch. 17.5 - Prob. 1PCh. 17.5 - Find the resistance of 315 ft of No. 24 copper...Ch. 17.5 - Prob. 3PCh. 17.5 - Prob. 4PCh. 17.5 - Prob. 5PCh. 17.5 - Prob. 6PCh. 17.5 - Prob. 7PCh. 17.5 - Prob. 8PCh. 17.5 - Prob. 9PCh. 17.5 - Find the length of a copper wire with resistance...Ch. 17.6 - A heating element operates on 115 V. If it has a...Ch. 17.6 - Prob. 2PCh. 17.6 - Prob. 3PCh. 17.6 - A heating coil operates on 220 V. If it draws 15.0...Ch. 17.6 - Find the resistance that draws 0.750 A on 115 V.Ch. 17.6 - What current does a75.0- resistance draw on 115 V?Ch. 17.6 - A heater operates on 220 V If it draws 12.5 A,...Ch. 17.6 - What current does a 50.0- resistance draw on 115...Ch. 17.6 - What current does a 175- resistance draw on 220VCh. 17.6 - A heater draws 3.50 A on 115 V. 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R2 and R3 in Fig. 17.35...Ch. 17.7 - Find the values of V1, R2, and V3 in Fig. 17.36....Ch. 17.7 - Find the values of R1, V2, and R3 in Fig. 17.37....Ch. 17.8 - (a) Find the equivalent resistance in the circuit...Ch. 17.8 - (a) Find l2 (currant through R2) in the circuit...Ch. 17.8 - (a) Find the resistance off R3 in the circuit in...Ch. 17.8 - (a) What is the equivalent resistance in the...Ch. 17.9 - (a) Which resistances are connected in parallel?...Ch. 17.9 - Prob. 2PCh. 17.9 - Prob. 3PCh. 17.9 - Find the voltage drop across R1. Figure 17.55Ch. 17.9 - Prob. 5PCh. 17.9 - What is the equivalent resistance of the...Ch. 17.9 - Prob. 7PCh. 17.9 - Prob. 8PCh. 17.9 - What is the voltage drop across the parallel part...Ch. 17.9 - Prob. 10PCh. 17.9 - Find the current through R5. Figure 17.56Ch. 17.9 - What is the voltage drop across R3? 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Figure 17.58 Use Fig....Ch. 17.10 - Prob. 1PCh. 17.10 - Prob. 2PCh. 17.10 - Prob. 3PCh. 17.10 - Prob. 4PCh. 17.10 - Prob. 5PCh. 17.10 - Prob. 6PCh. 17.10 - Prob. 7PCh. 17.10 - Prob. 8PCh. 17.10 - Prob. 9PCh. 17.10 - Prob. 10PCh. 17.10 - Prob. 11PCh. 17.12 - A cell has an emf of 1.50 V and an internal...Ch. 17.12 - Prob. 2PCh. 17.12 - The emf of a battery is 12 0 V. If the internal...Ch. 17.12 - Prob. 4PCh. 17.12 - Prob. 5PCh. 17.12 - Find the current in the circuit shown in Fig....Ch. 17.12 - Find the current in the circuit shown in Fig....Ch. 17.12 - Prob. 8PCh. 17.12 - Find the current in the circuit shown in Fig. 17...Ch. 17.12 - Find the total resistance in the circuit shown in...Ch. 17.13 - A heater draws 8.70 A on a 110-V line. 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What atomic...Ch. 17 - Describe the process of charging an electroscope...Ch. 17 - Describe the process of charging an electroscope...Ch. 17 - In your own words, describe Coulombs law of...Ch. 17 - Describe an electric field.Ch. 17 - Describe lightning.Ch. 17 - The flow of electrons through a conductor is...Ch. 17 - (a) The unit of current is the ______. (b) The...Ch. 17 - What effect does doubling the diameter of a wire...Ch. 17 - In your own words, explain Ohm s law.Ch. 17 - Differentiate between a series and a parallel...Ch. 17 - Differentiate between the equivalent resistance in...Ch. 17 - In using an electric instrument, with what range...Ch. 17 - Explain how a parallel water system compares to a...Ch. 17 - How does the current change in a circuit if the...Ch. 17 - How does the current change in a circuit if the...Ch. 17 - How would the resistance of a wire change if the...Ch. 17 - Explain the concept of electric potential.Ch. 17 - Explain the transfer of energy that occurs in a...Ch. 17 - Distinguish between a primary and a secondary...Ch. 17 - Explain recharging.Ch. 17 - Describe the function of an electrolyte.Ch. 17 - In your own words, describe the manner in which a...Ch. 17 - What is the effect of the internal resistance of a...Ch. 17 - The unit of electric power is the ____________.Ch. 17 - In your own words, explain the relationship among...Ch. 17 - Do we pay the utility company for our power use or...Ch. 17 - Explain the relationship among power, voltage, and...Ch. 17 - If the current in a circuit is increased by a...Ch. 17 - If the resistance in a circuit decreases by a...Ch. 17 - If the voltage and current in a circuit each...Ch. 17 - If the current increases in a circuit by a factor...Ch. 17 - Two charges, each -4.50 C, are 0.150 cm apart....Ch. 17 - The repulsive force between two identical negative...Ch. 17 - A charge of 2.50 10-8 C exerts a force of 0.0250...Ch. 17 - A positive test charge of 2.50 C is placed in an...Ch. 17 - Find the magnitude of the electric field in which...Ch. 17 - What force is exerted on a test charge of 4.25 ...Ch. 17 - Prob. 7RPCh. 17 - Prob. 8RPCh. 17 - Prob. 9RPCh. 17 - Prob. 10RPCh. 17 - Find the cross-sectional area of copper wire at...Ch. 17 - A heating element operates on 115 V. 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Figure...Ch. 17 - Find the current through R1 in Fig. 17.81; through...Ch. 17 - Find the equivalent resistance in Fig. 17.82....Ch. 17 - Prob. 28RPCh. 17 - Find the voltage drop across R5 in Fig. 17.82....Ch. 17 - Prob. 30RPCh. 17 - Find the voltage drop across R1 in Fig. 17.82....Ch. 17 - Figure 17.83Ch. 17 - A cell has an emf of 1.44 V and an internal...Ch. 17 - Prob. 34RPCh. 17 - Prob. 35RPCh. 17 - Find the current in the circuit shown in Fig....Ch. 17 - Find the total resistance in the circuit shown in...Ch. 17 - What power is needed for a drill that draws 2.45 A...Ch. 17 - How many amperes will a 150-W light bulb draw on a...Ch. 17 - What is the cost to operate the lamp in Problem 39...Ch. 17 - If the cost of energy is 0.043/kWh, how long could...Ch. 17 - How many amperes will a 10-W lamp draw on a 110-V...Ch. 17 - A hydrogen atom contains one electron and one...Ch. 17 - A rod with charge -4.31 10-8 C is held 10 3 cm...Ch. 17 - Hairdryers work by blowing heat that is generated...Ch. 17 - A 1000-W microwave, a 40.0-W fluorescent light...Ch. 17 - A 700-W toaster is plugged into a 110-V outlet....
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