Webassign Printed Access Card For Katz's Physics For Scientists And Engineers: Foundations And Connections, 1st Edition, Single-term
1st Edition
ISBN: 9781337684637
Author: Debora M. Katz
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Videos
Question
Chapter 22, Problem 23PQ
(a)
To determine
The efficiency of an Otto engine as
(b)
To determine
The difference
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
1 moles of a diatomic ideal gas undergoes a cyclic process as depicted in the figure below. The
processes AB and CD are isobaric and the process DA is adiabatic. For the given values
PA= 11.5 atm, VA= 6.5 L, V3= 3.25 L, Pc= 23 atm, and Vc=1.981 L answer the
following questions.
J
(use R=8.314
1 atm = 1.013x105 Pa, 1 L= 10-3 m3)
mol · K'
Volume
1. Calculate the temperature TA
K
2. What type of process is the process BC?
3. Calculate the work done by the gas in the process DA.WDA =
4. Calculate the magnitude of the net heat entering the cycle. |QH|=|
5. Calculate the magnitude of the net heat leaving the cycle. |Qcl =
6. Calculate the net work done by the gas. EW=
7. Calculate the thermal efficiency of the cycle. e =
8. Calculate the change in the entropy in the process AB. Include the sign (positive or negative) in
Pressure
An ideal gas with energy E = NKBT is subjected to a cyclic, quasi-static (i.e. reversible) process shown in the figure. What is the work (in J) done by the gas during one
complete cycle?
C
AV
1
2
3
Volume (m³)
Type your answer.
Pressure (Pa)
2.
2 moles of a monatomic ideal gas undergoes a cyclic process as depicted in the figure below. The processes AB and CD are isobaric and the process DA is adiabat
given values p= 12.5 atm, V= 5.6 L, V= 2.8 L, pc= 25 atm, and V.= 1.849 L answer the following questions.
(u se R=8.314
1 atm = 1.013x 105 Pa, 1L= 10-3 m³)
mol · K'
Volume
1. Calculate the temperature T= 989.75
XK
2. What type of process is the process BC? adiabatic +
3. Calculate the work done by the gas in the process DA.WDA= 6765.9
XJ
4. Calculate the magnitude of the net heat entering the cycle. Q4 = 15871.96
XJ
5. Calculate the magnitude of the net heat leaving the cycle. Qe= 4593.485
XJ
6. Calculate the net work done by the gas. W=
XJ
7. Calculate the thermal efficiency of the cycle. e =
8. Calculate the change in the entropy in the process AB. Include the sign (positive or negative) in your answer as well. AS
AB
Chapter 22 Solutions
Webassign Printed Access Card For Katz's Physics For Scientists And Engineers: Foundations And Connections, 1st Edition, Single-term
Ch. 22.2 - Prob. 22.1CECh. 22.4 - Prob. 22.2CECh. 22.5 - Prob. 22.3CECh. 22.7 - You have considerable intuition about whether some...Ch. 22.9 - Prob. 22.5CECh. 22 - Prob. 1PQCh. 22 - Heat Engines Figure P22.2 shows a Carnot cycle....Ch. 22 - Use a PV diagram such as the one in Figure 22.2...Ch. 22 - Prob. 4PQCh. 22 - Prob. 5PQ
Ch. 22 - Prob. 6PQCh. 22 - An engine with an efficiency of 0.36 can supply a...Ch. 22 - Prob. 8PQCh. 22 - Prob. 9PQCh. 22 - Prob. 10PQCh. 22 - Prob. 11PQCh. 22 - Prob. 12PQCh. 22 - Prob. 13PQCh. 22 - Prob. 14PQCh. 22 - Prob. 15PQCh. 22 - Prob. 16PQCh. 22 - Prob. 17PQCh. 22 - Prob. 18PQCh. 22 - Prob. 19PQCh. 22 - Prob. 20PQCh. 22 - Prob. 21PQCh. 22 - In 1816, Robert Stirling, a Scottish minister,...Ch. 22 - Prob. 23PQCh. 22 - Prob. 24PQCh. 22 - Prob. 25PQCh. 22 - Prob. 26PQCh. 22 - Prob. 27PQCh. 22 - Prob. 28PQCh. 22 - Prob. 29PQCh. 22 - Prob. 30PQCh. 22 - Prob. 31PQCh. 22 - Prob. 32PQCh. 22 - Prob. 33PQCh. 22 - Prob. 34PQCh. 22 - Prob. 35PQCh. 22 - Estimate the change in entropy of the Universe if...Ch. 22 - Prob. 37PQCh. 22 - Prob. 38PQCh. 22 - Prob. 39PQCh. 22 - Prob. 40PQCh. 22 - Prob. 41PQCh. 22 - Prob. 42PQCh. 22 - Prob. 43PQCh. 22 - Prob. 44PQCh. 22 - Prob. 45PQCh. 22 - Prob. 46PQCh. 22 - Prob. 47PQCh. 22 - Prob. 48PQCh. 22 - Prob. 49PQCh. 22 - Prob. 50PQCh. 22 - Prob. 51PQCh. 22 - Prob. 52PQCh. 22 - Prob. 53PQCh. 22 - Prob. 54PQCh. 22 - Prob. 55PQCh. 22 - Prob. 56PQCh. 22 - What is the entropy of a freshly shuffled deck of...Ch. 22 - Prob. 58PQCh. 22 - Prob. 59PQCh. 22 - Prob. 60PQCh. 22 - Prob. 61PQCh. 22 - Prob. 62PQCh. 22 - Prob. 63PQCh. 22 - Prob. 64PQCh. 22 - Prob. 65PQCh. 22 - Prob. 66PQCh. 22 - Prob. 67PQCh. 22 - Prob. 68PQCh. 22 - Prob. 69PQCh. 22 - Prob. 70PQCh. 22 - A system consisting of 10.0 g of water at a...Ch. 22 - Prob. 72PQCh. 22 - Figure P22.73 illustrates the cycle ABCA for a...Ch. 22 - Prob. 74PQCh. 22 - Prob. 75PQCh. 22 - Prob. 76PQCh. 22 - Prob. 77PQCh. 22 - Prob. 78PQCh. 22 - Prob. 79PQCh. 22 - Prob. 80PQCh. 22 - Prob. 81PQ
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 2.00-mol sample of a diatomic ideal gas expands slowly and adiabatically from a pressure of 5.00 atm and a volume of 12.0 L to a final volume of 30.0 L. (a) What is the final pressure of the gas? (b) What are the initial and final temperatures? Find (c) Q, (d) Eint, and (e) W for the gas during this process.arrow_forwardUse a PV diagram such as the one in Figure 22.2 (page 653) to figure out how you could modify an engine to increase the work done.arrow_forwardIf a gas is compressed isothermally, which of the following statements is true? (a) Energy is transferred into the gas by heat. (b) No work is done on the gas. (c) The temperature of the gas increases. (d) The internal energy of the gas remains constant. (e) None of those statements is true.arrow_forward
- A car salesperson claims that a 300-hp engine is a necessary option in a compact car, in place of the conventional 130-hp engine. Suppose you intend to drive the car within speed limits ( 65 mi/h) on flat terrain. How would you counter this sales pitch?arrow_forwardOne mole of an ideal monatomic gas occupies a volume of 1.0102 m3 at a pressure of 2.0105 N/m2. (a) What is the temperature of the gas? (b) The gas undergoes a quasi-static adiabatic compression until its volume is decreased to 5.0103 m3. is the new gas temperature? (c) How much work is done on the gas during the compression? (d) What is the change in the internal energy of the gas?arrow_forwardA 1.00-mol sample of an ideal monatomic gas is taken through the cycle shown in the figure. The process A → B is a reversible isothermal expansion where PA = 6.0 atm, PB = 1.0 atm, VA = 10.0 L, and VB = 60.0 L. P (atm) 5 1 C 10 Isothermal process B 50 V (liters) Ⓡ (a) Calculate the net work done by the gas. kJ (b) Calculate the energy added to the gas by heat. kJ (c) Calculate the energy exhausted from the gas by heat. kJ (d) Calculate the efficiency of the cycle. % (e) Explain how the efficiency compares with that of a Carnot engine operating between the same temperature extremes.arrow_forward
- The figure (Figure 1)shows the cycle for a heat engine that uses a gas having y = 1.25. The initial temperature is T₁ = 300 K, and this engine operates at 16 cycles per second. Figure p (atm) Pmax 1 0 0 K Isotherm 200 400 600 1 of 1 V (cm³) Part A What is the power output of the engine? Express your answer with the appropriate units. Pout = Submit Part B η = Value Submit Request Answer What is the engine's thermal efficiency? Express your answer as a percentage. V— ΑΣΦ Units Request Answer ? %arrow_forwardYou would like to raise the temperature of an ideal gas from 295 K to 960 K in an adiabatic process. a)What compression ratio will do the job for a monatomic gas? b)What compression ratio will do the job for a diatomic gas?arrow_forwardAn ideal monatomic gas is taken through the cycle in the PV diagram. where V1 = 1.30, V2 = 2.60, P1 = 98.0 kPa and P2 = 230 kPa. How much work is done on this gas per cycle?arrow_forward
- A Carnot heat engine delivers P = 5 x 105 Btu / hr of power while operating between reservoirs at Tc = 470 °F and Th = 1680 °F. a) Write an expression for how much energy it receives per hour from the high temperature thermal reservoir in terms of the absolute temperatures Tc and Th. b) Solve numerically for the amount of energy, in BTUs, that is rejected per hour to the low temperature thermal reservoir.arrow_forwardWe’ve seen that the area under a pV graph is the work done in an ideal-gas process. If the process follows a closed curve, the work is the area inside the curve. The graph as shown the gauge pressure in the lungs versus the volume of gas in the lungs for a person who is taking rapid, deep breaths. During one complete breath, the pressure-versus-volume data trace out the curve shown, in the direction of the arrows. The energy expended in one complete breath is represented by the shaded area inside the curve. If you graph pressure-versus-volume data for normal breathing, the upper and lower lines are much closer together and the volume range is much smaller. For one cycle of normal breathing, we expect the energy expended to be for the cycle illustrated in the figure.A. more than B. the same as C. less thanarrow_forwardThe heat engine shown in the figure uses 2.0 mol of a monatomic gas as the working substance. (Figure 1) Figure p (kPa) 600 400 200 0 0 0.025 0.050 V (m³) 1 of 1 Determine T₁, T2, and T3. Enter your answers numerically separated by commas. Express your answer using two significant figures. T₁, T2, T3 Submit ✓ Correct Part B 600,1800,1200 K Previous Answers Determine AEth, Ws, and Q for 1-2. Enter your answers numerically separated by commas. Express your answer using two significant figures. 15. ΑΣΦ AEth, Ws, Q = 30, 12.5,42.5 Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining ? Jarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Physics for Scientists and Engineers with Modern ...PhysicsISBN:9781337553292Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...PhysicsISBN:9781305116399Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Physics for Scientists and Engineers with Modern ...
Physics
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...
Physics
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
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