A restaurant refrigerator has a coefficient of performance of 4.6. If the temperature in the kitchen outside the refrigerator is 32°C, what is the lowest temperature that could be obtained inside the refrigerator if it were ideal?

Q: A refrigerator has a coefficient of performance of (5.0x10^0). When removing (3.600x10^4) J from…

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Q: An ideal heat pump is being considered for use in heating an environment with a temperature of…

A: Given:  temperature of hot reservoir, TH = 22 degree C = 295 K  Coefficient of performance, COP = 12…

Q: Suppose you have an ideal refrigerator that cools an environment at −20.0ºC and has heat transfer to…

A: Given: The temperature of the cold reservoir is -20.0° C. The temperature of the hot reservoir is…

Q: An electrical power supply of 275W is required to run a refrigerator and to keep the temperature of…

A: Inside temperature T2=4.5oC=277.5 K, initial temperature T1=31oC=304 K and power supply P=275 W.…

Q: What is the carnot efficiency of a heat engine operating between the temperatures of 300C (573K) and…

A: Carnot efficiency is the theoretical maximum efficiency of a heat engine.

Q: A refrigerator has a coefficient of performance of 2. The ice (cice = 2090 J/kg.oC) tray compartment…

A: Given data: Coefficient of performance = 2 Mass of water m=5.47 g Temperature =-190C. Room…

Q: A refrigerator has a coefficient of performance of 2. The ice (cjce = 2090 J/kg.°C) tray compartment…

A:

Q: Suppose you have an ideal refrigerator that cools an environment at -20.0C and has heat transfer to…

A: TH = 50 C = 323 K Tc = - 20 C = 253 K

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 coefficient of performance of an ideal heat pump that has heat transfer from a cold…

A: TC = -230C = -23 + 273 = 250 K TH = 360C = 36 + 273 = 309 K CP = ?

Q: What volume of water at 0°C can a freezer make into ice cubes in 1.0 h, if the coefficient of…

A: Freezing temperature, Tf = 0°C = 273 KTime, t = 1 h = 3600 sCoefficient of performance, Cp = 6Input…

Q: A refrigerator with a performance factor of 1/3 works between two heat reservoirs at if (oK 350) and…

A: Coefficient of performance (β) = 13T2 = 200 kelvin T1 = 350 kelvin Q2 = 500 J (Heat absorbed from…

Q: What is the coefficient of performance of a refrigerator that operates with Carnot efficiency…

A: The coefficient of performance of a refrigerator is,

Q: Suppose you want to operate an ideal refrigerator that has a cold temperature of -7.5°C, and you…

A: Suppose you want to operate an ideal refrigerator that has a cold temperature of -7.5°C, and you…

Q: what is the maximum possible coefficient of performance of a heat pump that brings energy from…

A: Given: Temperature, Th = 22o C = 273+22 = 295 K and Tc = 3o C = 273+3 = 276 K

Q: If a carnot engine operates between 35 degrees celcius to 76 degrees celcius. What is its thermal…

A:

Q: Suppose you want to operate an ideal refrigerator that has a cold temperature of -12.5°C, and you…

A: Temperature inside the refrigerator,  Coefficient of performance of the refrigerator,

Q: The coefficient of performance of the heat pump used as a cooler (illustrated below) is x-3. What is…

A: Given: The coefficient of performance is 3.

Q: The temperature of the cold reservoir of a refrigerator is -12 °C while in its hot reservoir is 33…

A: Given Sink temperature T2 = -12 oC = 273+(-12) = 261 K Source temperature T1 = 33 oC =273+33 =306 K

Q: The inside of your refrigerator is approximately 0°C. Heat from the inside of your refrigerator is…

A:

Q: A refrigerator uses 1750 J of mechanical work to absorb 3750J from cold reservoir at 260 K. What is…

A: Given: Mechanical work uses by refrigerator = 1750 J Desired effect from cold reservoir = 3750 J…

Q: What is the coefficient of performance of an ideal heat pump that has heat transfer from a cold…

A: The coefficient of performance of ideal heat pump is given by, COP=THTH-TC Here, TH is the hot…

Q: What is the coefficient of performance of an ideal heat pump that has heat transfer from a cold…

A: cold temperature = -26 C = 247 K Hot temperature = 36 C  = 36 + 273  = 309 K

Q: What is the coefficient of performance of an ideal heat pump that has heat transfer from a cold…

A: Given:  Tc =  25 C = - 25 + 273 = 248 K  Th = 40 C = 40 + 273 = 313 K

Q: A heat pump is used to heat a home in the winter when the temperature in the ground is 0 °C and the…

A: Given data The lower temperature of the heat is given as TL=0°C. The higher temperature of the heat…

Q: A refrigerator extracts 400 J of heat from a box during each cycle and rejects 600 J to a…

A: The formula for the coefficient of performance of the refrigerator is:

Q: A refrigerator works between temperatures TA = 105°C and TB = 5°C and has a quarter of the maximum…

A: Given:T1=105°C=378 KT2=5°C=278 Krate of work done Wt=30 watts

Q: What volume of water at 0°C can a freezer make into ice cubes in 1.0 h, if the coefficient of…

A: Given data: Temperature of water is, T=0∘C. Time interval is, t=1.0 h=1.0 h×3600 s1 h=3600 s.…

Q: Three moles of a monatomic ideal gas expand adiabatically and does 1000 J of work. By how many…

A: Given data: Number of moles of the monoatomic ideal gas, n= 3 The gas expands adiabatically. Work is…

Q: What is the change in entropy in an adiabatic process? Does this imply that adiabatic processes are…

A: The change in entropy,

Q: What is the coefficient of performance of an ideal heat pump that has heat transfer from a cold…

A: The expression for the co-efficient of performance of an ideal heat pump is, COP=THTH-TC Here, TH is…

Q: A heat pump has a coefficient of performance of 3.75 and operates with a power consumption of 7150…

A: The coefficient of performance of the heat pump is, COP=3.75 The power consumption is, Pin=7150 W…

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: An ideal reversible refrigerator keeps its inside compartment at 9.0°C. What is the high…

A: Coefficient of performance = 3.7Inside temperature (Tc) = 9oC

Q: What is the thermal efficiency of a Carnot engine that is operated between two heat reservoirs at…

A:

Q: An engine runs with an intake temperature of TH Tc = 300K. The engine's manufacturer claims the…

A: The second law of thermodynamics indicates that a Carnot engine operating between two given…

Q: A Carnot refrigerator operates between two heat reservoirs whosetemperatures are 0 °C and 25 °C.…

A:

Q: In a very mild winter climate, a heat pump has heat transfer from an environment at 5.00ºC to one at…

A: Given: Tc = 5 degree C = 278 K  Th = 35 degree C = 308 K

Q: 外 What is the coefficient of performance of a refrigerator that operates with Carnot efficiency…

A: Given T2  = -3 o C = -3 + 273 = 270 K T1  = 27 o C = 27 + 273 = 300 K

Q: The food compartment of a refrigerator, is maintained at 4°C by removing heat from it at a rate of…

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Q: The coefficient of performance of a refrigerator is 5. If the temperature of the room is 301K, what…

A:

Q: This pV diagram shows three possible paths for changing a system from an initial state, represented…

A: Answer: Path 1-->4-->2

Q: (2) lihäi The coefficient of performance of a heat pump that is removing heat from the cold outdoors…

A:

Q: A residential heat pump has a coefficient of performance of 2.4. How much heating effect, in Btu/h,…

A: