A steam engine absorbs 7.91×105J and expels4.99 × 105J in each cycle. Assume that all ofthe remaining energy is used to do work.What is the engine’s efficiency? How much work is done in each cycle?Answer in units of J.

Q: A Carnot engine operates between the temperatures 410 K and290 K. (a) How much heat must be given to…

A: Given data The lower temperature of the Carnot engine is Tl = 290 K. The higher temperature of the…

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

A: Given : Qh = 500 J Qc = 100 J

Q: In one cycle of an engine, 1.71 kJ of energy is absorbed from a hot reservoir at 277°C, and 1.21 kJ…

A: In the question given engine input and output heat at the temperatures we have to find ----  (a)…

Q: Suppose a certain heat engine has an efficiency of 25%. In order for this heat engine to do 450 J of…

A: Given data: The efficiency of engine is η=25%=0.25. The work done by engine is W=450 J.

Q: An engine absorbs 1.74 kJ from a hot reservoir at 277°C and expels 1.19 kJ to a cold reservoir at…

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Q: An engine has a hot reservoir that contains 20 MJ of heat energy at 400º c, and a cold reservoir…

A: Solution: Given that Qhot  = 20 MJ Qcold = 15 MJ

Q: A heat engine extracts 55 kJ from the hot reservoir and exhausts 40 kJ into the cold reservoir. What…

A: a) The thermal efficiency of a heat engine is given by, Considers the conservation of energy,

Q: One of the most efficient engines ever built is a coal-fired steam turbine engine in the Ohio River…

A: Given data The higher temperature is given as Th=1870°C. The lower temperature is given as…

Q: An engine absorbs 1.71 kJ from a hot reservoir at 277°C and expels 1.22 kJ to a cold reservoir at…

A: Given data: The heat absorbed by the engine is Qa=1.71 kJ The temperature of the hot reservoir is…

Q: A heat engine does 9,200 J of work per cycle while absorbing 22.0 kcal of heat from a…

A: The efficiency of the heat engine is defined as η=WQ×100% Here W is work done and Q is the heat…

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

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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: AN IDEAL ENGINE HAS AN EFFICIENCY OF 0.725 AND USES GAS FROM A HOT RESERVOIR AT A TEMPERATURE OF…

A: Given data: Efficiency of ideal engine is, η=0.725. Temperature of hot reservoir is, TH=622 K.

Q: A heat engine does 7300 J of work per cycle while absorbing 12 to 0 J of heat energy from the hot…

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Q: The engine of a large ship does 2.00×108 J of work with an efficiency of 5.00%.…

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Q: An engineer claims that the heat engine produces 500 J of work for every 700 J of heat exhausted.…

A: Given : Heat given : 700 J Work done : 500 J Required : Efficiency of the engine.

Q: The heat machine receives 1200 J a high-tempeva ture of heat from heat source and re lease the heat…

A: Given Heat given recieved by the heat engine = 1200 J Heat released by the heat engine = 804 J We…

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: A heat engine takes in 1800 J of heat from a high temperature reservoir and rejects 1200 J of heat…

A: Answer is Option (a) The expression used to work done by each cycle of engine is W=Qh-Qc Substitute…

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

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Q: A heat engine extracts 59 kJkJ from the hot reservoir and exhausts 32 kJkJ into the cold reservoir.…

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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: An electric power plant that would make use of temperature gradient in the ocean has been proposed.…

A: (a) The maximum efficiency of the system is the Carnot efficiency of the system. It is given by :

Q: The engine of a large ship does 1.97  1010 J of work with an efficiency of 8.60%. (a) How much…

A: Given : W = 1.97 x 1010 J e = 8.60% = 0.086

Q: A 37 percent efficient engine loses 400 J of heat during each cycle. What work is done, and how much…

A: The given data are listed below with appropriate variables. Here, η denotes the efficiency and QL…

Q: Consider an inefficient engine that draws 200 J of heat from a hot reservoir at 100o C, converts 48…

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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: An inventor claims a new cyclic engine that uses organic grapejuice as its working material.…

A: heat absorbed, QH = 1250 J  temperature of hot reservoir, TH = 1010 K work, W = 1120J temperature of…

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

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Q: The engine of a large ship does 2.00 × 108 J of work with an efficiency of 5.00%. (a) How much heat…

A: a) The expression for find heat transfer into the system is η=WQinQin=Wη Substitute values in the…

Q: A heat engine working between 230.0°C and 520.0°C, takes in 1.401 x 107 J of heat and delivers 4.100…

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Q: An engine absorbs 1.71 kJ from a hot reservoir at 277°C and expels 1.22 kJ to a cold reservoir at…

A:

Q: A heat engine operates between a reservoir at 30°C and one at 422°C. What is the maximum efficiency…

A: T2 = 30 degree C = 303 K  T1 = 422 degree C = 695 K

Q: An engine that absorbs 480 J of heat per cycle has an efficiency of 00.34. How much work W does the…

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Q: One of the most efficient engines ever built is a coal-fired steam turbine engine in the Ohio River…

A:

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

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Q: During each cycle a reversible engine absorbs 2500 J of heat from high-temperature reservoir and…

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Q: A heat engine produces 2000 J of work while operating between 210 degrees Celsius and 35 degrees…

A: