A) The exhaust temperature of a heat engine is 230 ∘C . What must be the high temperature if the Carnot efficiency is to be 23 % ? B) A Carnot engine performs work at the rate of 490 kW while using 890 kcal of heat per second. If the temperature of the heat source is 530 ∘C, at what temperature is the waste heat exhausted?

Q: 170 g of water at 105°C is converted to steam. What is the entropy change of the water that is now…

A: latent heat of boiling water = 2256 KJ/kg  = 2256 J/g mass = 170 g Heat required to change the state…

Q: A container with 50 g of a certain liquid (c = 4186 J/kg · °C, Lv=2265 kJ/kg) at 22 °C is heated up…

A: Given:mass of liquid, m = 50×10−3  kgspecific heat , C =  4186 J/kgoClatent heat of vaporization, Lv…

Q: A heat engine is being designed to have a Carnot efficiency of 64% when operating between two heat…

A: Carnot efficiency=1-TCTH=TH-TCTH TC= temperature of cold reservoir=16 °C=273.15+16=289.15 K…

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

A:

Q: a) A heat engine operates at a 40% efficiency. The heat input is 20,000 J. How much work does this…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A Carnot engine has two temperature baths. One is at 400 degrees Celsius, and the other is at 30…

A: Higher Temperature T1=4000C Lower TemperatureT2=300C

Q: Let's say that a fridge operates between temperatures of 4°C and 31.0°C. A particular fridge has a…

A: T1 = 4oC T2 = 31oC COP = 4.50

Q: What is Carnot efficiency Of a heat engine operating between the temperatures of 153°C And 19°C Give…

A: Carnot efficiency η=1-TCTH

Q: A container with 41 g of a certain liquid (c = 4171 J/kg · °C, Lv=2224 kJ/kg) at 22 °C is heated up…

A:

Q: An engine absorbed 865,500 3 of energy from a reservoir that had a temperature of 539 K and expelled…

A:

Q: heat engine operates between a hot reservoir at 790°C and a cold reservoir at a temperature of 15…

A:

Q: A heat engine receives heat in the amount of Q,= 525 kJ from a high temperature thermal reservoir…

A: Given Amount of heat received by the heat engine Qh = 525 kJ Net work done by the heat engine Wnet…

Q: An engine absorbed 780,600 J of energy from a reservoir that had a temperature of 714 K and expelled…

A:

Q: If the temperature inside the fridge is 35°F and the temperature outside is 70°F what is the maximum…

A:

Q: bring about a 7.7 J/K increase in the entropy

A: The amount of energy that would have to be transferred to a room temperature environment to bring…

Q: A heat engine is designed to do work. This is possible only if certain relationships between the…

A: Temperature of the source = ThHeat absorbed from the source = QhTemperature of the sink = TcHeat…

Q: A Carnot engine has an efficiency ecarnot= 0.600. The temp. of the hot reservoir is 875 K. part a)…

A: Given:Carnot efficiency, ecarnot = 0.600Temperature of the hot reservoir, TH = 875 KHeat transferred…

Q: 170 g of water at 105°C is converted to steam. What is the entropy change of the water that is now…

A: The expression for find change in entropy is ∆s=mLvT

Q: one cycle of an engine, energy is absorbed fröm å hốt réšérvoir at energy is expelled to a cold…

A: Given data  Q1 = 1.71 kJ and Q2 = 1.22 Kj  t = 0.295 s

Q: A heat engine is found to have an efficiency of 0.33. If it does 190 J of work per cycle, how much…

A:

Q: On a cold day, 17400 J of heat leaks out of a house. The inside temperature is 24.0° C, and the…

A: Given Data: The amount of heat leaks is, Q=17400 J The inside temperature of the house is, Th=24°C…

Q: A heat pump removes 2060 J of heat from the outdoors and delivers 3060 J of heat to the inside of a…

A: Given data The heat removed by the pump is QL=2060 J The heat delivered by the house is QH=3060 J…

Q: A Carnot engine takes in heat from a reservoir at 460°C and releases heat to a lower-temperature…

A: Given, Hot reservoir temperature, Th=4600 C=733.15 K, and cold reservoir temperature, Tc=1400…

Q: A heat engine operating at steady state delivers a power output of 17 hp. The engine receives energy…

A: Write the given values with suitable variables. t=1 min50=6050 s=1.2 sP=17 hp=12682 WQh=33 kJ=33×103…

Q: You are hired to build a geothermal power plant that absorbs heat from a hot water spring and…

A: The temperature of the surrounding air in kelvin is, Tc=17+273 K=290 K The efficiency of the Carnot…

Q: r. Similarly, a person can be viewed as a heat engine that takes an input of internal energy, uses…

A: Given:- Suppose a trained athlete can function as a heat engine with an efficiency of 0.16. The…

Q: An engine is design to run at 72% of Carnot engine efficiency with high and low temperature of 798 K…

A: