A refrigerator has a power input of 23 kW nd heat is delivered to be 3000Kj/min, what is its COP? if the temperature inside the refrigerator is at 0C, what is the outside air temperature?

Q: . A refrigerating system operates on a Vapor compression Refrigeration cycle. The high temperature…

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Q: Evaluate whether this refrigerator is possible. The inside temperature is -10degC in the icebox. The…

A: Given Data TH=25°C=298 K Tc=-10°C=263 K COP=7.5

Q: Two Carnot heat engines operate in series. The first heat engine absorbs heat of 100kW at 400°C…

A: Given data:-The first heat engine absorbs heat of (Q1)=100kW, (T1) =400 °C, while the second heat…

Q: In the given figure Eis a heat engine with efficiency of 0.4 and R is a refrigerator given that Q, +…

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Q: What is the maximum efficiency of heat engine working between 1500K and 300K temperature. If such…

A: Consider below schematic for the heat engine:   Here,  Heat extracted from source = Q1 = 700 kJ/s =…

Q: A heat pump shown is driven by 2.5 MW motor and receives heat from a source at 80 c° and deliver…

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Q: ind out the COP of a Carnot heat pump operating between temperatures 6o C and 37o

A: Given:Higher temperature, TH=37o C or 310 KLower temperature, TL=6o C or 279 K

Q: A solar collector absorbed 40W/m2 heat from the atmosphere. This is equal to the convection brought…

A: Given data: Q=40 W/m2T1=40°CT2=80°C Need to determine the convective heat transfer coefficient.

Q: Concentrating solar power plants are frequently located in desert areas where they can collect a lot…

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Q: If the coefficient of performance of a refrigerator is 4 and operates at the room temperature (350…

A: Given Data⇒ Coefficient of performance of refrigerator is COP=4 It operates at room temperature…

Q: A solar energy based HE which recieves 60KJ of heat at 900C and rejects 50kJ of heat to the ambient…

A: Given data,  Q1= 60 kJ ,T1= 90°C  Q2= 50 kJ ,T2= 30°C

Q: A refrigerator working between 283 K to 310K and extracting 340 J of heat. How much work required to…

A: Given data: -  The higher temperature is TL = 310 K. The lower temperature is TL = 283 K. The…

Q: A solar energy based heat engine which recieves 55 kJ of heat at 100° Cand rejects 45 kJ of heat to…

A: Given Data QH=55 kJ QL=45 kJ

Q: COP of the refrigerator

A: Given; Heat removal rate from a refrigerated space power input to the compressor areQ2=7.2 kwW=1.8…

Q: 3.0 A cold storage is to be maintained at -5°C while the surroundings are at 35'C. The heat leakage…

A: Given:TL=-5°CTH=35°CQr=30 kWCOPa=13*COPideal

Q: 4-kW heat pump is operated by a peasant. It should keep a duck hatchery at 32 degrees celsius, where…

A: It is required to determine COP of heat pump

Q: Find the COP of refrigerator working between temperatures 350 K and 1050 K. What will be efficiency…

A: Given data:

Q: What would be the maximum COP for a heat pump operating in your house with the outside temperature…

A: Given To determine the maximum COP for a heat pump.

Q: A vapour compression refrigerator has a COP of 4 and extracts 10 kJ of heat from the cold reservoir.…

A: Given, Heat taken from cold reservoir = QL = 10 kJ Coefficient of performace of refrigerator = COPR…

Q: 2. The heat pump for my house has a 4 kW compressor motor. I wish to keep my house at 25°C. My house…

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Q: maximum COP of the machine b. The minimum power in watts required of the machine

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Q: Find the COP of heat pump operating between 27 degree C and 177 degree C. What will be COP of…

A: Given data as per questionLower temperature= 270c=300kHigher temperature =1770c=450kwe know thatCOP…

Q: 3.0 A cold storage is to be maintained at - 5C while the surroundings are at 35°C. The heat leakage…

A:

Q: A heat pump shown is driven by 3.0 MW motor and receives heat from a source at 60 C and deliver…

A: Given, Temperature of source = TL = 60 oC = 333 K Temperature of boiler = TH = 140 oC = 413 K Work…

Q: nd out the COP of a Carnot heat pump operating between 6°C and

A: Given:High temperature of heat pump, T1=37o C or 310 KLow temperature of heat pump, T2=6o C or 279 K

Q: A heat pump operates between temperature ranges of 100 C and 250 C. Find its COP. What will be its…

A: Given, Lower temperature in the operating cycle = TL = 100 oC = 373 K Higher temperature in the…