A heat engine takes in 310 J of energy from a hot reservoir and performs 27.0 J of work in each cycle. (a) Find the efficiency of the engine. (b) Find the energy expelled to the cold reservoir in each cycle.

A heat engine takes in 310 J of energy from a hot reservoir and performs 27.0 J of work in each cycle. (a) Find the efficiency of the engine. (b) Find the energy expelled to the cold reservoir in each cycle.

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter18: Heat Engines, Entropy, And The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: A gasoline engine absorbs 2.9 kJ of heat and performs 0.7 kJ of mechanical work in each cycle. The…

A: Heat absorbed (Q)= 2.9 KJ = 2.9× 10³ J Work done (W)= 0.7 KJ = 0.7× 10³ J We know that…

Q: Suppose that a heat engine does 6000 J of work while the heat input is 9000 J. What is the…

Q: An engine with an output of 249.0 W has an efficiency of 25.0 %. It works at 10.00 cycles/s. How…

A: It is given that the output power is 249.0W. It is the work done per second. This implies, 249.0 J…

Q: A gas engine absorbs 2500 kJ of heat in a 5.5 s heat cycle. The amount of heat exhausted per cycle…

Q: A heat pump delivers heat at a rate of 7.81 KW of 10.0 HR if it's coefficient of performance is 6.85…

Q: What happens to the efficiency of the heat engine when the amount of heat it absorbs from the hot…

A: Given data: Heat absorbed from hot reservoir = Heat released to cold reservoir Qh = Qc Required:…

Q: What is the efficiency of a heat engine that uses an input heat of 6.70 x 104 J and rejects 3.28 x…

Q: A heat engine with 100% efficiency is only a theoretical possibility. Explain.

A: Given: Efficiency = 100 %

Q: An inventor is marketing a device and claims that it takes 25. 00 kJ of heat at 327.00°C and…

A: Given Heat input = 25. 00 kJ Higher temperature = 327.00°C environment temperature or lower…

Q: A heat engine receives heat in the amount of Qh = 775 kJ from a high temperature thermal reservoir…

A: The amount of heat received by the heat engine, Qh = 775 kJ The net work done by the engine, Wnet =…

Q: A heat pump takes in 440J of heat from a low temp reservoir in each cycle and uses 200J of work to…

Q: A heat engine operates between a reservoir at 28°C and one at 439°C. What is the maximum efficiency…

A: Tcold = 28 Degree Celsius = 28 + 273 = 301 K Thot = 439 degree celsius = 439 + 273 = 712 K

Q: A heat engine with an efficiency of 25% does 400 J of work in each cycle. How much heat must be…

A: Given data The efficiency of the η=25% The work is W=400 J The efficiency of the heat engine is,…

Q: It is claimed that, while running through a whole number of cycles, a heat engine takes in 25 kJ of…

A: First law of thermodynamics or law of conservation of energy states that the total energy of an…

Q: Calculate the work done by the refrigerator if it is having a coefficient of performance of 2.3 and…

A: Given:Coefficent of performance is 2.3Release 200 J of heat energy to the reservoirTo Find:Work Done…

Q: What is the efficiency of a gasoline engine that receives 194.5 J of energy from combustion and…

Q: in each cycle a refrigerator absorbs heat of 3.4x10^4J from the cold reservoir. It has a coefficient…

A: Given Data: Heat extracted from the cold reservoir, Q2 = 3.4x104 J/cycle. Coefficient of performance…

Q: A heat engine takes in 340 J of energy from a hot reservoir and performs 22.0 J of work in each…

A: (a) Find the efficiency of the engine. e=WQ×100=22.0 J340 J×100=0.065×100=6.5%

Q: In each cycle of its operation, a refrigerator removes 19 J of heat from the inside of the…

A: The amount of work done to operate the refrigerator is calculated using the following formula: W =…

Q: A heat engine operates between a reservoir at 24°C and one at 432°C. What is the maximum efficiency…

Q: a refrigerator removes heat from the cubicle at the rate of 20kj and ejects 24kj into a room per…

A: Given in question: Heat removed from the cubicle per cycle(QR) = 20 KJ…

Q: An engine is found to have an efficiency of 0.40. If it does 200 J of work per cycle, what are the…

Q: A heat engine takes 457 J of energy from a hot reservoir and dumps 225 J of energy to its cold…

Q: An engine that has an efficiency of 25% takes in 200 J of heat during each cycle. If the engine…

A: heat absorbed in one cycle = 200 J Heat absorbed in 4 cycles = 200 * 4 = 800 joules Heat absorbed…

Q: If a heat engine performs 200 J or work while absorbing 1000 J of heat energy from the hot…

A: Given data The work performed by the heat engine is given as W = 200 J. The heat absorbed by the…

Q: An engine with an efficiency of 0.34 absorbs 55 J from a heat reservoir in each cycle. If it…

Q: An engine absorbs 500 J of heat and reject 100 J of heat to cold reservoir in each cycle. What is…

A: Given data: The amount of heat absorb is QH=500 J. The amount of heat reject is QL=100 J.

Q: In one cycle of an engine, 1.66 kJ of energy is absorbed from a hot reservoir at 277°C, and 1.24 kJ…

A: Temperature of hot reservoir = 277 C = 550 K temperature of cold reservoir = 27 C = 300 K

Q: If a heat engine pulls 8330.0 J of heat from the hot reservoir and exhausts 6938.9 J of heat to the…

Q: What is the minimum work required of a refrigerator if it is to extract 50 J per cycle from the…

A: The expression for work done by the refrigerator is,

Q: Consider a heat engine that uses reservoirs at 800.°C and 0.00 °C. Calculate the maximum possible…

A: The expression for the efficiency of the heat engine is given by, η=1-T2T1×100 -----(1) Here, η is…

Q: A heat engine operating between energy reservoirs at 20°C and 600°C has 30% of the maximum possible…

Q: A refrigerator has a coefficient of performance of 2.0. In each cycle it absorbs 3.4×104 J of heat…

A: Coefficient of performance, COP = 2Heat absorbed, Q = 3.4×104 JHeat released, Qh = ?

Q: A heat engine uses a heat source at 530 ∘C and has an ideal (Carnot) efficiency of 28 % . To…

A: The ideal (Carnot) efficiency of a heat engine is given by, ηideal(%)=1−TLTH×100% Where heat…

Q: efficiency of a cyclic heat engine

Q: A heat engine performs 483 J of work in each cycle and has an efficiency of 0.1. For each cycle, how…

Q: A heat engine takes in 350 J of energy from a hot reservoir and performs 27.0 J of work in each…

A: Given Data: The energy of the heat engine is, Qh=350 J The work done by the engine is, W=27.0 J…

Q: An engine with an efficiency of 0.45 absorbs 325 J of heat per cycle. (a) How much work (in J) does…

A: Given, Efficiency of engine, e=0.45 Heat absorb per cycle by engine, Qh = 325 J Formula of…

Q: A heat engine operates between a reservoir at 15°C and one at 220°C. What is the maximum efficiency…

A: Given that: T1=2200CT2=150Cη=Efficiency=?

Q: A heat engine performs 411 J of work in each cycle and has an efficiency of 0.3. For each cycle, how…

Q: A heat engine does 8.1 × 107 J of work when supplied 10.9 × 107 J. What is its efficiency?

Q: A heat engine operates between a reservoir at 27°C and one at 374°C. What is the maximum efficiency…

A: Given : Tc = 27°C = 27 + 273 = 300 K TH = 374°C = 374 + 273 = 647 K

Q: An engine absorbs 500 J of heat and rejects 100 J of heat to the cold reservoir in each cycle. What…

A: GivenQH=500 JQC=100 J

Q: In a single cycle, a heat engine extrac from a hot reservoir and exhausts 5.0 cold reservoir. What…

A: Given Data : Heat extracted by hot reservoirQh=8 Kcal Heat exhausted into cold reservoirQc=5 cal

Question

A heat engine takes in 310 J of energy from a hot reservoir and performs 27.0 J of work in each cycle.
(a) Find the efficiency of the engine.
(b) Find the energy expelled to the cold reservoir in each cycle.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

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 heat engine operates between two temperatures such that the working substance of the engine absorbs 5000 J of heat from the high-temperature bath and discharges 3000 J to the low-temperature bath. The rest of the energy is converted into mechanical energy of the turbine. Find (a) the amount of work produced by the engine and (b) the efficiency of the engine.
Show that the coefficients of performance of refrigerators and heat pumps are related by COPref=COPhp1. Start with the definitions of the COP s and the conservation of energy relationship between Qh, QC, and W.
A Carnot engine operates in a Carnot cycle between a heat source at 550 and a heat sink at 20 . Find the efficiency of the Carnot engine.
If a refrigerator discards 80 J of heat per cycle and its coefficient of performance is 6.0, what are (a) the quantity off heat it removes per cycle from a cold reservoir and (b) the amount of work per cycle required for its operation?
A Carnot engine has an efficiency of 0.60. When the temperature of its cold reservoir the efficiency drops to 0.55. If initially Tc=27, determine (a) the constant value of Th and (b) the final value of Tc.
A Carnot engine working between two heat baths of temperatures 600 K and 273 K completes each cycle in 5 sec. In each cycle, the engine absorbs 10 kJ of heat. Find the power of the engine.
The energy output of a heat pump is greater than the energy used to operate the pump. Why doesn't this statement violate the first law of thermodynamics?
Does the entropy increase for a Carnot engine for each cycle?
Which of the following is true for the entropy change of a system that undergoes a reversible, adiabatic process? (a) S 0 (b) S = 0 (c) S 0
A Carnot cycle working between 100 and 30 is used to drive a refrigerator between 10 and 30 . How much energy must the Carnot engine produce per second so that the refrigerator is able to discard 10 J of energy per second?
Check Your Understanding A Carnot engine operates between reservoirs at 400 and 30 . (a) What is the efficiency of the engine? (b) If the engine does 5.0 J of work per cycle, how much heat per cycle does it absorb from the high-temperature reservoir? (c) How much heat per cycle does it exhaust to the cold-temperature reservoir? (d) What temperatures at the cold reservoir would give the minimum and maximum efficiency?
An engine absorbs three times as much heat as it discharges. The work done by the engine per cycle is 50 J. Calculate (a) the efficiency of the engine, (b) the heat absorbed per cycle, and (c) the heat discharged per cycle.