College Physics (10th Edition)
10th Edition
ISBN: 9780321902788
Author: Hugh D. Young, Philip W. Adams, Raymond Joseph Chastain
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 16, Problem 8P
A gasoline engine. A gasoline engine takes in 1.61 × 104 J of heat and delivers 3700 J of work per cycle. The heat is obtained by burning gasoline with a heat of combustion of 4.60 × 104 J/g. (a) What is the thermal efficiency of the engine? (b) How much heat is discarded in each cycle? (c) What mass of fuel is burned in each cycle? (d) If the engine goes through 60.0 cycles per second, what is its power output in kilowatts? In horsepower?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
1. A gasoline engine takes in 1.61 x 104 J of heat and delivers 3700 J of work per cycle. The
heat is obtained by burning gasoline with a heat of combustion of 4.6 x 104 J/g.
(a) What is the thermal efficiency?
(b) How much heat is discarded in each cycle?
(c) What mass of fuel is burned in each cycle?
(d) If the engine goes through 60.0 cycles per second, what is its power output in kilowatts?
in horsepower?
A gasoline engine takes in 1.61×104 J of heat and delivers 3700 J of work per cycle. The heat is obtained by burning gasoline with a heat of combustion of 4.60×104 J/g.
1.If the engine goes through 60.0 cycles per second, what is its power output in kilowatts?
A gasoline engine takes in 1.61 * 10^4 Jof heat and delivers 3700 J of work per cycle. The heat is obtained byburning gasoline with a heat of combustion of 4.60 * 10^4 J/g. If the engine goes through 60.0 cycles per second, what is its power output in kilowatts? In horsepower?
Chapter 16 Solutions
College Physics (10th Edition)
Ch. 16 - Under what conditions will the entropy of a gas...Ch. 16 - In what ways is a heat pump different from (or...Ch. 16 - Prob. 3CQCh. 16 - A growing plant creates a highly complex and...Ch. 16 - Why must a room air conditioner be placed in a...Ch. 16 - If you pour a cup of hot water into a cup of cold...Ch. 16 - How can the thermal conduction of heat from a hot...Ch. 16 - How can the free expansion of a gas into a vacuum...Ch. 16 - Does the second law of thermodynamics say that...Ch. 16 - Prob. 10CQ
Ch. 16 - Prob. 11CQCh. 16 - What would be the efficiency of a Carnot engine...Ch. 16 - The first law of thermodynamics is sometimes...Ch. 16 - Would it be more economical to run a refrigerator...Ch. 16 - An insulated box has a carrier that confines a gas...Ch. 16 - Prob. 2MCPCh. 16 - Carnot engine A operates between temperatures of...Ch. 16 - Prob. 4MCPCh. 16 - Prob. 5MCPCh. 16 - You want to increase the efficiency of a Carnot...Ch. 16 - Prob. 7MCPCh. 16 - You perform 100 J of work on a refrigerator that...Ch. 16 - If you mix cold milk with hot coffee in an...Ch. 16 - A glass of water left outside on a cold night...Ch. 16 - Prob. 11MCPCh. 16 - Prob. 12MCPCh. 16 - A coal-fired power plant that operates at an...Ch. 16 - Each cycle, a certain heat engine expels 250 J of...Ch. 16 - A diesel engine performs 2200 J of mechanical work...Ch. 16 - An aircraft engine has a heat efficiency of e =...Ch. 16 - A certain nuclear power plant has a thermal...Ch. 16 - Figure 16.15 shows a pV diagram for a heat engine...Ch. 16 - The pV diagram in Figure 16.16 shows a cycle of a...Ch. 16 - A gasoline engine. A gasoline engine takes in 1.61...Ch. 16 - A gasoline engine has a power output of 180 kW...Ch. 16 - In one cycle, a freezer uses 785 J of electrical...Ch. 16 - A refrigerator has a coefficient of performance of...Ch. 16 - Prob. 12PCh. 16 - A freezer has a coefficient of performance of...Ch. 16 - A cooing unit for chilling the water of an...Ch. 16 - A Carnot engine whose high-temperature reservoir...Ch. 16 - A heat engine is to be built to extract energy...Ch. 16 - A Carnot engine is operated between two heat...Ch. 16 - A Carnot engine has an efficiency of 59% and...Ch. 16 - An ice-making machine operates as a Carnot...Ch. 16 - A Carnot freezer that runs on electricity removes...Ch. 16 - Set Up: For an engine, W and QH positive and QC is...Ch. 16 - A sophomore with nothing better to do adds heat to...Ch. 16 - A 4.50 kg block of ice at 0.00C falls into the...Ch. 16 - You decide to take a nice hot bath but discover...Ch. 16 - A crucible contains 0.1 kg of liquid lead that is...Ch. 16 - Three moles of an ideal gas undergo a reversible...Ch. 16 - Entropy change due to driving. Premium gasoline...Ch. 16 - Entropy change from a doughnut. A typical doughnut...Ch. 16 - Solar collectors. A well-insulated house of...Ch. 16 - Prob. 30PCh. 16 - An experimental power plant at the Natural Energy...Ch. 16 - Solar water heater. A solar water heater for...Ch. 16 - You are designing a Carnal engine that has 2 mol...Ch. 16 - A heat engine takes 0.350 mol of an ideal diatomic...Ch. 16 - As a budding mechanical engineer, you are called...Ch. 16 - Prob. 36GPCh. 16 - A Carnot engine operates between two heat...Ch. 16 - An engineer is working with a Carnot engine that...Ch. 16 - Human entropy. A person having skin of surface...Ch. 16 - A typical coal-fired power plant generates 1000 MW...Ch. 16 - A human engine. You decide to use your body as a...Ch. 16 - One end of a copper rod is immersed in boiling...Ch. 16 - The pV diagram in Figure 16.19 shows a heat engine...Ch. 16 - Passage Problems Power from the sea. Ocean thermal...Ch. 16 - What is the change in entropy of the ammonia...Ch. 16 - Compare the entropy change of the warmer water to...Ch. 16 - If the proposed plant is built and produces 10 MW...
Additional Science Textbook Solutions
Find more solutions based on key concepts
The pV-diagram of the Carnot cycle.
Sears And Zemansky's University Physics With Modern Physics
Gratings: an application of interference Only half a grating You cover the left side of a grating with black ta...
College Physics
(II) A stick of length ℓ0, at rest in reference frame S, makes an angle with the x axis. In reference frame S′...
Physics for Scientists and Engineers with Modern Physics
Two identical waves undergo pure constructive interference. Is the resultant intensity twice that of the indivi...
College Physics
What is the role of “loose” electrons in heat conductors?
Conceptual Physics (12th Edition)
57. Has the amount of uranium in Earth increased over geo logic time? Has the amount of lead in Earth increased...
Conceptual Physical Science (6th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- A coal power plant consumes 100,000 kg of coal per hour and produces 500 MW of power. If the heat of combustion of coal is 30 MJ/kg, what is the efficiency of the power plant?arrow_forwardA coal power plant consumes 100,000 kg of coal per hour and produces 500 MW of power. If the heat of combustion of coal is 30 MJ/kg, what is the efficiency of the power plant?arrow_forwardA multicylinder gasoline engine in an airplane, operating at 2.50 103 rev/min, takes in energy 7.89 103 J and exhausts 4.58 103 J for each revolution of the crankshaft. (a) How many liters of fuel does it consume in 1.00 h of operation if the heat of combustion of the fuel is equal to 4.03 107 J/L? (b) What is the mechanical power output of the engine? Ignore friction and express the answer in horsepower. (c) What is the torque exerted by the crankshaft on the load? (d) What power must the exhaust and cooling system transfer out of the engine?arrow_forward
- A heat pump has a coefficient of performance of 3.80 and operates with a power consumption of 7.03 103 W. (a) How much energy does it deliver into a home during 8.00 h of continuous operation? (b) How much energy does it extract from the outside air?arrow_forwardIn performing 100.0 J of work, an engine discharges 50.0 J of heat. What is the efficiency of the engine?arrow_forwardA gasoline engine has a power output of 170 kW (about 2.28×105 hp ). Its thermal efficiency is 22.0 %. How much heat must be supplied to the engine per second? Express your answer in joules per second. How much heat is discarded by the engine per second? Express your answer in joules per second.arrow_forward
- An automobile engine converts heat into work via a cycle. The cycle must finish exactly where it started, so the energy at the start of the cycle must be exactly the same as the energy at the end of the cycle. If the engine absorbs 226 J of heat per cycle, how much work can it do per cycle?arrow_forwardA gasoline engine takes in 1.61 * 10^4 Jof heat and delivers 3700 J of work per cycle. The heat is obtained byburning gasoline with a heat of combustion of 4.60 * 10^4 J/g. What mass of fuel is burned in each cycle?arrow_forwardThis problem compares the energy output and heat transfer to the environment by two different types of nuclear power stations—one with the normal efficiency of 34.0%, and another with an improved efficiency of 40.0%. Suppose both have the same heat transfer into the engine in one day, 2.50×1014 J . (a) How much more electrical energy is produced by the more efficient power station? (b) How much less heat transfer occurs to the environment by the moreefficient power station? (One type of more efficient nuclear power station, the gas-cooled reactor, has not been reliable enough to be economically feasible in spite of its greater efficiency.)arrow_forward
- This problem compares the energy output and heat transfer to the environment by two different types of nuclear power stations—one with the normal efficiency of 35 %, and another with an improved efficiency of 46 %. Suppose both have the same heat transfer into the engine in one day, 2.45 × 1014 J . Part (a) How much more electrical energy is produced by the more efficient power station? Part (b) What is the change in the heat transfer to the environment after the upgrade to the more efficient power station?arrow_forwardA gasoline engine takes in 1.61 * 10^4 Jof heat and delivers 3700 J of work per cycle. The heat is obtained byburning gasoline with a heat of combustion of 4.60 * 10^4 J/g. How much heat is discarded in each cycle?arrow_forwardA) An aircraft piston engine that burns gasoline (heat of combustion 5.0×107 J/kg) has a power output of 1.50×105 W. How much work does this engine do in 1.00 h? B) This engine burns 43 kg of gasoline per hour. How much heat does the engine take in per hour? C) What is the efficiency of the engine?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Physics for Scientists and Engineers, Technology ...PhysicsISBN:9781305116399Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningPhysics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage LearningPrinciples of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
- College PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningCollege PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...
Physics
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
The Second Law of Thermodynamics: Heat Flow, Entropy, and Microstates; Author: Professor Dave Explains;https://www.youtube.com/watch?v=MrwW4w2nAMc;License: Standard YouTube License, CC-BY