Science
PhysicsCollege PhysicsAn AC power generator produces 50. A (rms) at 3 600 V. The voltage is stepped up to 1.0 × 10 5 V by an ideal transformer, and the energy is transmitted through a long-distance power line that has a resistance of 100 Ω. What percentage of the power delivered by the generator is dissipated as heat in the power line?

An AC power generator produces 50. A (rms) at 3 600 V. The voltage is stepped up to 1.0 × 10 5 V by an ideal transformer, and the energy is transmitted through a long-distance power line that has a resistance of 100 Ω. What percentage of the power delivered by the generator is dissipated as heat in the power line?

BuyFind

College Physics

11th Edition
Raymond A. Serway + 1 other
Publisher: Cengage Learning
ISBN: 9781305952300
BuyFind

College Physics

11th Edition
Raymond A. Serway + 1 other
Publisher: Cengage Learning
ISBN: 9781305952300

Solutions

Problem 1CQ
Problem 2CQ
Problem 3CQ
Problem 4CQ
Problem 5CQ
Problem 6CQ
Problem 7CQ
Problem 8CQ
Problem 9CQ
Problem 10CQ
Problem 11CQ
Problem 12CQ
Problem 13CQ
Problem 14CQ
Problem 15CQ
Problem 16CQ
Problem 17CQ
Problem 18CQ
Problem 19CQ
Problem 1P
Problem 2P
Problem 3P
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Problem 10P
Problem 11P
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Problem 13P
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Problem 46P
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Problem 50P
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Problem 66P
Problem 67AP
Problem 68AP
Problem 69AP
Problem 70AP
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Problem 72AP
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Problem 75AP
Problem 76AP
Chapter 21, Problem 45P
Textbook Problem

An AC power generator produces 50. A (rms) at 3 600 V. The voltage is stepped up to 1.0 × 105 V by an ideal transformer, and the energy is transmitted through a long-distance power line that has a resistance of 100 Ω. What percentage of the power delivered by the generator is dissipated as heat in the power line?

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Chapter 21 Solutions

College Physics
Ch. 21.1 - Which of the following statements can be true for...Ch. 21.4 - For the circuit in Figure 21.8, is the...Ch. 21.4 - If switch A is closed in Figure 21.12, what...Ch. 21.4 - Suppose XL XC in Figure 21.12. If switch A is...Ch. 21.4 - Suppose XL Xc in Figure 21.12. If switch A is...Ch. 21.4 - Suppose XL XG in Figure 21.12 and, with both...Ch. 21.11 - In an apparatus such as the one in Figure 21.22....Ch. 21.12 - Which of the following statements are true about...Ch. 21 - An RLC circuit connected across an AC voltage...Ch. 21 - (a) Does the phase angle in an RLC series circuit...
Ch. 21 - If the fundamental source of a sound wave is a...Ch. 21 - Receiving radio antennas can be in the form of...Ch. 21 - The following statements are related to an RLC...Ch. 21 - When light (or other electromagnetic radiation)...Ch. 21 - In space sailing, which is a proposed alternative...Ch. 21 - In which one of the following lists are different...Ch. 21 - A resistor, capacitor, and inductor are connected...Ch. 21 - Suppose a creature from another planet had eyes...Ch. 21 - Why should an infrared photograph of a person look...Ch. 21 - If a high-frequency current is passed through a...Ch. 21 - What is the advantage of transmitting power at...Ch. 21 - Why is the sum of the maximum voltages across each...Ch. 21 - If the resistance in an RLC circuit remains the...Ch. 21 - An inductor and a resistor are connected in series...Ch. 21 - A capacitor and a resistor are connected in series...Ch. 21 - What is the impedance of a series RLC circuit at...Ch. 21 - Which of the following statements is true...Ch. 21 - (a) What is the resistance of a light bulb that...Ch. 21 - A certain lightbulb is rated at 60.0 W when...Ch. 21 - A 1.5-k resistor is connected to an AC voltage...Ch. 21 - Figure P21.4 show three lamp connected to a 120.-V...Ch. 21 - A 24.0-k resistor connected to an AC voltage...Ch. 21 - The output voltage of an AC generator is given by...Ch. 21 - (a) For what frequencies does a 22.0-F capacitor...Ch. 21 - North American outlets supply AC electricity with...Ch. 21 - When a 4.0-F capacitor is connected to a generator...Ch. 21 - An AC generator with an output rms voltage of 36.0...Ch. 21 - What maximum current is delivered by an AC source...Ch. 21 - A generator delivers an AC voltage of the form v =...Ch. 21 - An inductor has a 54.0- reactance when connected...Ch. 21 - An AC power source has an rms voltage of 120 V and...Ch. 21 - In a purely inductive AC circuit as shown in...Ch. 21 - The output voltage of an AC generator is given by...Ch. 21 - Determine the maximum magnetic flux through an...Ch. 21 - A sinusoidal voltage v = (80.0 V) sin (150t) is...Ch. 21 - A series RLC circuit has resistance R = 50.0 and...Ch. 21 - An inductor (L = 400. mH), a capacitor (C = 4.43...Ch. 21 - A resistor (R = 9.00 102 ), a capacitor (C =...Ch. 21 - A 50.0-H resistor, a 0.100-H inductor, and a...Ch. 21 - A series RLC circuit has resistance R = 12.0 ,...Ch. 21 - An AC source operating at 60. Hz with a maximum...Ch. 21 - A person is working near the secondary of a...Ch. 21 - A 60.0- resistor is connected in series with a...Ch. 21 - A series AC circuit contains a resistor, an...Ch. 21 - At what frequency does the inductive reactance of...Ch. 21 - An AC source with a maximum voltage of 150. V and...Ch. 21 - An AC source operating at 60. Hz with a maximum...Ch. 21 - A multimeter in an RL circuit records an rms...Ch. 21 - An AC voltage of the form v = (90.0 V) sin (350t)...Ch. 21 - An RLC circuit has resistance R = 225 and...Ch. 21 - A series RLC circuit has a resistance of 22.0 and...Ch. 21 - An inductor and a resistor are connected in...Ch. 21 - Consider a series RLC circuit with R = 25 , L =...Ch. 21 - An RLC circuit is used in a radio to tune into an...Ch. 21 - The resonant frequency of a certain series RLC...Ch. 21 - The AM bind extends from approximately 300. kHz to...Ch. 21 - Electrosurgical units (ESUs) supply high-frequency...Ch. 21 - Two electrical oscillators are used in a...Ch. 21 - A series circuit contains a 3.00-H inductor, a...Ch. 21 - The primary coil of a transformer has N1 = 250....Ch. 21 - A step-down transformer is used for recharging the...Ch. 21 - An AC power generator produces 50. A (rms) at 3...Ch. 21 - An ideal neon sign transformer provides 9 250 V at...Ch. 21 - A transformer on a pole war a factory steps the...Ch. 21 - A transmission line that has a resistance per unit...Ch. 21 - The U.S. Navy has long proposed the construction...Ch. 21 - (a) The distance to Polaris, the North Star, is...Ch. 21 - The Earth reflects approximately 38.0% of the...Ch. 21 - The speed of light in vacuum is defined to be...Ch. 21 - Oxygenated hemoglobin absorbs weakly in the red...Ch. 21 - Operation of the pulse oximeter (see previous...Ch. 21 - The Sun delivers an average power of 1370. W/m2 to...Ch. 21 - A laser beam is used to levitate a metal disk...Ch. 21 - A microwave oven is powered by an electron lube...Ch. 21 - Consider a bright Mar in our night sky. Assume its...Ch. 21 - What are the wavelengths of electromagnetic waves...Ch. 21 - A diathermy machine, used in physiotherapy,...Ch. 21 - What are the wavelength ranges in (a) the AM radio...Ch. 21 - An important news announcement is transmitted by...Ch. 21 - The rainbow of visible colors in the...Ch. 21 - A spaceship is approaching a space station at a...Ch. 21 - Police radar guns measure the speed of moving...Ch. 21 - A speeder tries to explain to the police that the...Ch. 21 - A 25.0-mW laser beam of diameter 00 mm is...Ch. 21 - The intensity of solar radiation at the top of...Ch. 21 - A 200.- resistor b connected in series with a...Ch. 21 - In an RLC series circuit that includes a source of...Ch. 21 - As a way of determining the inductance of a coil...Ch. 21 - (a) What capacitance will resonate with a one-turn...Ch. 21 - A dish antenna with a diameter of 20.0 m receives...Ch. 21 - A particular inductor has appreciable resistance....Ch. 21 - One possible means of achieving space flight is to...Ch. 21 - The U.S. Food and Drug Administration limits the...

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