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0183 32754 A 25kg iron block initially at 350 176C is quenched in an insulated tank that contains 100 kg of water at 18 176C. Assuming the water that vaporizes during the process condenses back in the tank, determine the total entropy change during this process. Solution. 755 A 20kg aluminum block initially at 200 176C is brought into contact with a 20kg block of iron at 100 176C in an insulated enclosure. Determine the final Thermodynamics An Engineering Approach, 8th Editionstudylib.netThermodynamics: An Engineering Approach Textbook Solutions ...www.chegg.comThermodynamics: An Engineering Approachwww.mhedu ion.comThermodynamics Chapter 1 Louisiana Tech Universitywww2.latech.eduThermodynamics An Engineering Approachwww.kau.edu.sa

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18/12/2019 0183 32At equilibrium, the temperature of the water and block are measured to be 20C.If the original experiment is repeated with a 1.0 kg aluminum block, what is the final temperature of the water and blockIf the original experiment is repeated with a 1.0 kg copper ccopper387 J/kgC block, what is the final temperature of the water and blockIf the original experiment is repeated but 100 g of the Gold has a specific heat of 126 J/ kg K . A sculptor ...20/12/2018A block with mass of 0.5 kg is forced against a ... Someone fires a 0.04 kg bullet at a block of wood that ...

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0183 32An electrical heater is used to heat a 1.0 kg block of metal, which is well lagged. The table shows how the temperature of the block increased with time. temp/ 176C 20.1 23.0 26.9 30.0 33.1 36.9 time/s 0 60 120 180 240 300 a Plot a graph of temperature against time on the graph paper provided. adequate scale 1 mark filling the paper points plotted correctly 1 mark best fit line at least a point to right and left

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09/08/2021 0183 32The specific heat of aluminum is 897 J/kg K. This value is almost 2.3 times of the specific heat of copper. You can use this value to estimate the energy required to heat a 500 g of aluminum by 5 176C, i.e., Q m x Cp x T 0.5 897 5 2242.5 J.

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Consider a 1000W iron whose base plate is made of 0.5cmthick aluminum alloy 2024T6 and rho 2770 kg/m^3 and c 875 J/kg C . The base plate has a surface area of 0.03 m^2. Initially, the iron...

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An unknown material of mass 0.1 kg at a temperature of 100.0 degrees C is put into a 0.150 kg Aluminum calorimeter cup that contains 0.2 kg of water. The initial temperature of the cup and water is...

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Problem 4: A 5.00 g sample of aluminum specific heat capacity 0.89 J g 175 1 176C 175 1 and a 10.00 g sample of iron specific heat capacity 0.45 J g 175 1 176C 175 1 are heated to 100.0 176C.The mixture of hot iron and aluminum is then dropped into 91.9 g of water at 23.7 176C. Calculate the final temperature of the metal and water mixture, assuming no heat loss to the surroundings.

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755 A 20kg aluminum block initially at 200 176C is brought into contact with a 20kg block of iron at 100 176C in an insulated enclosure. Determine the final equilibrium temperature and the total entropy change for this process. Get 7.55 exercise solution 756 Reconsider Prob. 755. Using EES or other software, study the effect of the mass of the iron block on the final equilibrium temperature and the total entropy

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V i 0.025 e 3000/100000 .025 V i 0.0075 m 3. V i 7.5 liters b P f V f n f R T f. 10 5.025 1 8.314 T f. T f 305 K . A 1.00kg block of aluminum is heated at atmospheric pressure so that its temperature increases from 22.0 176C to 40.0 176C. Find a the work done on the aluminum, b the energy added to it by heat, and c the change in its internal energy. Work P dV m/V. Work 1.013 x 10 5 3 m/

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An electrical heater is used to heat a 1.0 kg block of metal, which is well lagged. The table shows how the temperature of the block increased with time. temp/ 176C 20.1 23.0 26.9 30.0 33.1 36.9 time/s 0 60 120 180 240 300 a Plot a graph of temperature against time on the graph paper provided.

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Consider a 1000W iron whose base plate is made of 0.5cmthick aluminum alloy 2024T6 and rho 2770 kg/m^3 and c 875 J/kg C . The base plate has a surface area of 0.03 m^2. Initially, the iron...

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A 0.500 kg aluminum pan on a stove is used to heat 0.250 liters of water from 20.0 186C. to 80.0 186C. a How much heat is required What percentage of the heat is used to raise the temperature of b the pan and c the water Strategy. The pan and the water are always at the same temperature.

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Solution: All cases are seen in Table B.4.1 a. 50 176C, 0.05 m3/kg superheated vapor, v gt vg 0.01167 at 50 176C b. 1.0 MPa, 20 176C compressed liquid, P gt Pg 909.9 kPa at 20 176C c. 0.1 MPa, 0.1 m3/kg mixture liq. and vapor, vf v v g at 0.1 MPa d. 50 176C, 0.3 m3/kg superheated vapor, v gt vg 0.01167 at 50 176C e 20 176C, 200 kPa superheated vapor, P Pg ...

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In MKS units it would be expressed in terms of Joules per kilogram per 176C. A common alternative unit is calories per gram per 176C. By definition of the calorie, the specific heat of pure water is 1 cal/gm/ 176C at 3.98 176C, 14.5 176C, or 19.5 176C, depending on whos doing the defining at standard sea level pressure.

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Calculate the efflux speed of the water. 79. A copper pot with a mass of 0.500 kg contains 0.170 kg of water at a temperature of 20 C. A 0.250 kg block of iron at 85 C is dropped into the pot. Find the final temperature, assuming no heat loss to the surroundings . Ccopper 0.390 KJ/kg C Cwater 4.19 KJ/kg C and Ciron 0.470 KJ/kg C. 80.

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Aug 22, 2018 0183 32Through the improved friction tester, COF at room temperature and 450 176C were measured first. Then the study investigated the effect of different sliding speeds 25mm/s, 50mm/s, 75mm/s and 100mm/s and different normal forces 26.86 N, 47.53 N, 61.84 N and 82.52 N respectively on COF of 7075 aluminum alloy at 450 176C with graphite lubri ion.

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A 20kg aluminum block initially at 200 176C is brought into contact with a 20kg block of iron at 100 176C in an insulated enclosure. Determine the final equilibrium temperature and the

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20191219ensp 0183enspAnswer: When 1.0kg of aluminium block is used, the final temperature of the mixture will be T 36.2C. If 1.0kg copper block is used, T of the mixture will be 17.4C. If 100g 0.1kg of ice at 0C is used, T will be 64.9C. If 25g 0.025Kg of ice is used, T will be 147.1C. Explanation: H mc. heat lost by block heat ...

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A bar of hot metal is placed in water in an insulated container and the two are allowed to reach thermal equilibrium. When 1.0 kg of metal at 100 176C is placed in 2.0 kg of water, the temperature water bath raises from 20 176C to 25 176C. What is the specific heat capacity of the metal J/g K a 0.5b 1.5c 0.22d 25e 0.025

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