An apple pie is removed from the oven at 1:00 PM. At that time, it is piping hot at 100°C. At 1:10 PM, its temperature is 80°C; at 1:20 PM, it is 65°C. Determine the temperature of the room.

Q: What is the pressure in a rigid tank that contains 20 kg of water at 90℃ where 10 kg of water is in…

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Q: Tolits is working on a restaurant famous for its bulalo soup. His end of shift is 5:00 pm and needs…

A: Given : In 5 min temperature goes from 23 C to 33 C At temperature 120 C the cooking is done To find…

Q: Use the Ideal Gas Law to show how pressure and temperature are related in the case of two footballs…

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Q: An iron block cools down from 200°C to the room temperature of 27°C, when outdoor is 5°C, heating…

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Q: Explain the Conservation of mass principle for an ordinary bathtub.

A: Solution:  The conservation of mass principle for a control volume states that the net mass transfer…

Q: Problem 1 Is there any difference between the intensive properties of saturated vapor at a given…

A: ''Since you have posted multiple questions, we will provide the solution only to the first question…

Q: 1. In your own words, define the quality and explain if it has a meaning in the superheated region…

A: In a temperature enthalpy diagram of water, there is dome shaped curve whose left side region is…

Q: The water was heated up until the temperature is 200°C. At this time, a pressure regulating valve…

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Q: find force in member BC by by the .method of joints 5 m 5 m 5 m 5 m 5 m A 5 m E 5 m 30 kN 20 kN 34.6…

A: Method of joints at A: Applying equilibrium conditions: ∑Fy=0FABsin600-30=0FAB=34.641 kN

Q: based on Professor Plum finding Mr. Body dead at 7 PM in the Dining Room of the Parker Brother…

A: GivenT=25°CT'=37°CT"=20°Cρ=996 kg/m3c=4.178 kJ/kg°C=4178 J/kg°CD=30cm=0.3mL=1.7mNow the surface area…

Q: Define the Specific gravities of some substances at 0°C?

A: For defining the specific gravity we have to know the values for density of standard fluids or…

Q: A large room contains a volume of air of Va = 11 m3 at a temperature of Ta = 55° F. It also contains…

A: *As per our guidelines we are supposed to answer first three sub-parts of the question. Kindly…

Q: Why does supercooled liquid increase in temperature as it starts to freeze? Why doesn't is just stay…

A: The temperature of supercooled liquid increases when it starts to freeze and it does not stay at a…

Q: What do you mean by specific heat at constant pressure?

A: The process of heat transfer to a gas system can occur or can be done in different ways such as: At…

Q: The air conditioning process in the humidifier, air at a dry bulb temperature of 20˚C and RH of 35%…

A: Given: Dry bulb temperature of the air is 20˚C . Initial relative humidity is 35 %. Final relative…

Q: What happens when a saturated liquid is cooled at constant pressure? What happens if it is heated at…

A: a) When a saturated liquid is cooled at constant pressure To understand the process, consider a T-v…

Q: he specific heat of water is 4.2 kJ/kg°C. The heat needed to warm 8 kg of water from 20°C to 70°C is

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Q: Water having a mass of 500 Ib is cooled from 70°F to a final temperature of 32°F. Calculate the…

A: Given:m=50 lbT1=70°FT2=32°F

Q: The purpose of this discussion is to think about centroids and weight distributions in your every…

A: given; The purpose of this discussion is to think about centroids and weight distributions in your…

Q: At 2:00 PM, a thermometer reading 80oF is taken outside where the air temperature is 20oF. At 2:03…

A: Given data:- At 2:00 PM thermometer reading = 80o F                             Outside the air…

Q: Prove that the coefficient of volume expansion for an ideal gas is ?ideal gas = 1/T.

A: Write the expression for the ideal gas equation.

Q: On a summer day, in Phoenix, Arizona, the inside room temperature is maintained at 20° C while the…

A: Given data as per question Inside temperature =200cOutside air temperature=43.30c

Q: A closed vertical cylinder containing 0.3 kg of nitrogen at 90°C is fitted with a weighted,…

A: Write the given data with suitable variables: m=0.3 kgP=275 kPaT1=90 °CT2=180 °CQ=20 kJcp=1.04…

Q: Water, with a mass of 285 21.62°C, is heated at con The water is completely w Calculate the heat…

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Q: (C) Indicate on your sketch the effect on the FAD if: () a residual stress were present in the…

A: for a pressurised vessel with an axial flow at depth is kr=JejP=LrP0Lr=PP0The process can be changed…

Q: An ideal gas at 41 psig and 72 °F is heated in a closed container to 134°F. What is the final…

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Q: The temperature of 1.9 kg of water is 100.0°C, but the water is not boiling, because the external…

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Q: At 5°F, the latent heat of vaporization (the heat needed to vaporize a liquid toa vapor) of R-124 is…

A: Given data: Here, m represents the mass and h represents the latent heat of vaporization.

Q: Determine the MW and specific heat ratio of a gas whose Cv=1.386 kJ/kg.K and R= 0.485 kJ/Kg.K…

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Q: 169 g of solid water (i.e. ice), at -17 °C, is placed into a sealed, insulated container with a…

A: The step by step solution is mentioned below

Q: The instruction booklet for your pressure cooker indicates that its highest setting is 11.3 psipsi .…

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Q: s to warm up from 10 C to 20 C in a room whose temperature is 30 C. Assuming Newton's law of…

A: Given:t1=15 min =15*60t1=900 secTb=10°CT1=20°CT∞=30°CT2=25°C

Q: (a.) What is the relationship between power, P (in watts) and work, W (in joules)? What is the…

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Q: Newton's Law of Cooling says that the rate at which a body cools is proportional to the differnce C…

A: Part A) By apply the initial boundary condition determine the constant value.

Q: According to newton’s law of cooling, the rate at which a substance cools in air is directly…

A: Write the given values with the suitable variables. T0=30 °FT1=100 °FT2=75 °Ft1=15 minTi=80 °FTf=35…

Q: A room contains moist air with a dry-bulb temperature of 250C and a wet-bulb temperature 210C.…

A: Given:Dry bulb temperature, Tdbt=25o CWet bulb temperture, Twbt=21o C

Q: Most automobiles have a coolant reservoir to catch radiator fluid that may overflow when the engine…

A: Given Data: The volume of the copper radiator, V=12-L The volume of fluid in the radiator, V=12-L

Thermodynamic Relations

Thermodynamics is the division of physics that deals with the transfer of any kind of energy, whether it be heat, temperature, or work, from one object to another.