The Resistance (R) of an enclosure of surface area of 8,000sf is 20. What is the amount of heat required to heat the enclosure during a day where the average daily temperature is 55*F?

Q: you are assigned by your food engineering professor to assist a food manufacturing company as part…

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Q: What is the total heat loss through a triple glazing (U-value: 1.3) window with an area of 2 m2 on a…

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Q: A family enters a winter vacation cabin has been unheated for such a long time the interior…

A: Given Data: Heater rating, P=2 kW

Q: hat external data can I use to support the claim that the consumers living within regions with hot…

A: A stainless steel pan with a digital thermometer reading is a cooking pan made of stainless steel…

Q: ) Briefly discuss the influence of clothing on human comfort. How is the effect of clothing…

A: intro- clothing is act as a barrier for heat transfer from body to surrounding or surrounding to…

Q: A-For a general office room, the exposed wall (with a window, outside winter type) construction is…

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Q: need a KPI for a project that consists of two parts

A: KPI: KPI stands for Key Performance Indicator. It is a measurable value or metric that is used to…

Q: You've experienced convection cooling if you've ever extended your hand out the window of a moving…

A: part a)Temperature of hand Th = 30oC = 303 KTemperature of air at speed of 35 km/h Ta = -5o C = 268…

Q: A spherhe of aluminium is staying in an air atmosphere . what would be the change in the internal…

A: Given data:- A sphere of aluminum is staying in an air atmosphere . Initial temperature of the…

Q: A family enters a winter vacation cabin has been unheated for such a long time the interior…

A: Given data: Ti=0°CTf=24°CP=2 kW Need to determine the time taken to reach the temperature of the…

Q: Choose the wrong statement. Convective heat transfer depends on       surface area of the material…

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Q: A cylindrical steel tank with a diameter of 3 m and height of 4.4 m is used to store chilled water…

A: Given:  r = d/2 = 3/2 = 1.5 m H = 4.4 m h = 15 W/m2K

Q: The cooling load for a house is determined in part by using the same formulaused to find the heat…

A: Consider floor and ceiling  Area of the ceiling, C=11 ft 4in×10ft8in=120.9 Sq.ft At 25°F.temperature…

Q: A 1-inch diameter wire of 10-ft length (which has an internal resistance of 3 kΩ, and thermal…

A: Given data: Diameter of the wire d =1 inch radius of the wire r = 0.5 inch = 0.0127m Length of the…

Q: Discuss the statement "this building is air conditioned" with reference to what this will mean, the…

A: The meaning of " this building is air conditioned" is given as under,

Q: For an extended surface ie. fin, the direction of convective heat transfer from the fin's main…

A: For an extended surface ie. fin, the direction of convective heat transfer from the fin's main…

Q: 1. Heat transfer from a 2m diameter sphere to a 21°C air stream over a time interval of one (1) hour…

A: Given data:

Q: The heat transfer process between body and its ambient is governed by an Internal Conductive…

A: Given:- Heat transfer process 1) ICR 2) ECR To find:- When body will be lumped heat capacity

Q: -A per fectly sealed room metors height 10 meters wide, 12 meter? long and 3 Is composed of 49…

A: Calculate the total volume of the room. Here, w, l, and h stand for the width, length, and height…

Q: A wall (0.5 m x 1.2 m), having thermal conductivity of 1.7 W/m.K. The temperatures at the inner and…

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Q: Consider a sphere and cylinder that have the same volume and radius made of copper. Both of them are…

A: The rate of convection heat transfer is the product of the heat transfer coefficient, area of heat…

Q: A box made of copper plate with outside dimensions of 5 ft by 5 ft by 6-in. is suspended…

A: Given question can be solved by Stefan-Boltzmann equation of radiation heat transfer.

Q: 4. A wall of thickness 10cm conducts heat at rate of 30W/m² when the temperature difference across…

A: Given,  Wall thickness = Δx = 10 cm = 0.1 m Heat rate (flux) = q' = 30 W/m2 Temperature difference…

Q: What is the difference between internal heat generation and heat transfer in any direction.

A: Internal heat generation: When the heat is generated within the object at constant rate (per unit…

Q: what is 3 dimensional heat conduction?

A: Heat conduction in practice can be in any direction provided there is a temperature difference…

Q: A one-story house is built over a vented crawl space. The attic is alsovented. The heating system is…

A: The temperature distribution represents the temperature at finite points on the surface. The…

Q: Determine the resistance (in F-h/BTU) of a hollow cylinder with an inside and outside radius of 2 in…

A: Inside radius of the hollow cylinder, ri= 2 inOutside radius of the hollow cylinder, ro= 2.2 inThe…

Q: Identify the correct statement O a. The thermal resistance of conduction decreases with increase in…

A: Option C is the correct answer.

Q: A plate having a thickness of 4.0 mm has an internal heat generation of 100MW/m and a thermal…

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Q: QUESTION 6 The surfaces of a 0.2m thick glass wall are kept at temperatures 20°C and -10°c,…

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Q: 3. Consider steady heat transfer between two large parallel plates at constant temperatures T1 = 300…

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Q: An office space of 15 ft x12 ft x10 ft height. The heat loss through walls is (6949.8 Btuh) if…

A: An office space of 15 ft x12 ft x10 ft height. The heat loss through walls is (6949.8 Btuh) if…

Q: ödaly ülbäi : Thermal diffusivity of a substance is proportional of conductivity inversely…

A: Thermal diffusivity the thermal conductivity of a substance divided by the product of its density…

Q: 1. The force convection coefficient for a hot fluid flowing over a cool surface is 120W/m2-K. The…

A: For solution refer below images.

Q: Some help please (How do I go about this? TIA)...Determine the rate of heat loss per square foot…

A: The given values are - Area A=1 square foot, T1=70 F, T2=-10 FConverting F into °C→F-329=C5…