One mole of dry gas is isometrically cooled from 736 to 341 K at an initial pressure of 4 bar. The gas is then heated back to 341 kisobarically. What is the total work done by the process in Joules? Show solutions in isometric and isobaric processes. a. Given the work done, what is the total heat (J) absorbed the processes? Assume Cp = 7/2, Cv = 5/R. b. What is the value of the final pressure if the total process can be done isothermally?

Q: Assume steady-state, one-dimensional heat conduction through the symmetric shape shown in Figure 1.…

A:

Q: hot water at 0.04 m³/min enters the tube side of a counter current shell and tube heat exchanger at…

A: Given data: Volumetric floe rate of water = 0.04 m3/min Volumetric flow rate of oil = 0.05 m3/min…

Q: A 40 kg steel casting (Cp = 0.5 kJ.kg-¹·K-¹) at a temperature of 450°C is quenched in 150 kg of oil…

A: A 40 kg steel casting is quenched (rapidally cooled) in oil.Mass of steel casting, Temperature of…

Q: Water at 2.2048 MPa and 500 °C (state 1) is heated at constant pressure in a piston/cylinder…

A: Given:Water at 2.2048 MPa and 500 °C (state 1) is heated at constant pressure in a piston/cylinder…

Q: Q2: A piston-cylinder device contains 0.85 kg of refrigerant- 134a at -10°C. The piston that is free…

A: Given that: Mass of refrigerant 134a, Mr = 0.85 kg Mass of piston, M = 12 kg Diameter of piston = 25…

Q: A tank containing 20 kg of water at 30°C is fitted with a stirrer that delivers work to the water at…

A: Consider a tank containing 20 kg of water at 30°C is lifted witha stirrer that delivers work to…

Q: A rigid, closed tank containing 1100 grams of nitrogen (N2) is cooled from 900 K to 100 K. The…

A: In thermodynamics, the heat capacity of the substance (liquid) is defined as the amount of heat…

Q: Steam undergoes a state change from 450oC and 3.5 MPa to 150oC and 0.3 MPa. Determine ΔH and ΔS…

A: Steam undergoes a state change the initial conditions are

Q: 2. Calculate AU if 95kJ of heat energy is absorbed by the system and 30kJ of work is done on the…

A:

Q: In a constant volume reversible process, heat is added to 3kg of ideal gas (k = 1.4 ; Cv = 1.3…

A:

Q: The reduced general heat conduction equation in cylindrical coordinates is d²T 1 dT + 0 (2.38) dr² r…

A: The reduced general heat conduction equation in cylindrical coordinates is given by d2Tdr2+1rdTdr=0…

Q: A truck tire is inflated to 250 kPa, and driven around for a while. After some time (assuming no…

A:

Q: Find the specific heat of water if 209 J is required to increased the temperature of 50.0 g of water…

A:

Q: In a process industry, a piston-cylinder system is used to undergo two thermodynamic processes…

A:

Q: A food compartment is kept at -6°C by a refrigerator in an environment of 25°C. Heat is removed from…

A:

Q: A stream of warm water is produced by mixing 1 kg/s of cool water at 20°C with1 kg/s of hot water at…

A: given that, the mass flow rate of cool water mc = 1 kg/s the temperature of cool water Tc = 20oC =…

Q: A hot cylinder ingot of 50mm diameter and 200mm long is taken out from the fuatace at 800°C and…

A:

Q: Related to the previous question, how is the heat transfer and work done affected if there is a…

A: If the piston in a piston-cylinder device is not frictionless, some of the gas's work will be…

Q: Steam at 235°C is flowing inside a steel pipe (k = 61 W/m ∙ °C) whose inner and outer diameters are…

A:

Q: Problem 1. Calculate the amount of heat required to convert 1 kilogram of water (ice), subcooled by…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: There is no table given X Your answer is incorrect. Water within a piston-cylinder assembly,…

A: Given, State 1: Temperature, T1=750 °F Pressure, P1=10 lbf/in2 State 2: Temperature, T2=800°F…

Q: Calculate the change in molar entropy of the system associated with transforming a supercooled water…

A: Given that the temperature of supercooled water(T)=-10oC…

Q: Example 4.1 : Calculate the heat loss by radiation from an unlagged horizontal steam pipe, 50 mm…

A: Above problem is based on radiation heat transfer. Radiation is one mode of heat transfer. Radiation…

Q: 2. Warm water at 45°C is to be cooled to 35°C by counter-current contact with air in a tower packed…

A: Inlet air dry bulb Temperature = 31°C Inlet air set bulb Temperature = 22°C Mass flow rate of water…

Q: Q5: A cylinder piston contains 100/ air at 110 kPa. The air is then compressed in a reversible…

A:

Q: The 2nd law of thermo 1. a) Which of the following quantities of heat has a higher quality, (1000)…

A: (a) Amount of heat,Q1=1000 kJ at temperature,T1=800 K Amount of heat , Q2=3000 kJ at…

Q: A piston-cylinder assembly contains 2.0 lbm of air at a temperature of 540 °R and a pressure of 1…

A: A piston-cylinder assembly will work by the pressure of the gas. The piston is placed inside the…

Q: how many joules are required to heat 150 grams of liquid water from 0 degress celsius to 100 degrees…

A: The heat energy in joules required to raise the given temperature of the water is to be determined.

Q: Determine the work for the overall process, in kJ/kg.

A:

Q: A 3.00 L sample of NH3 gas at 100.0 kPa is cooled from 500.0 K to 300.0 K and its pressure is…

A:

Q: How many heat are needed to change 50.0 grams of ice at -15.0 °C to steam at 120.0 °C?

A: Given: mass of ice = 50g=50g×kg1000g=0.05kg temperature of ice = -15°C=-15+273K=258K temperature of…

Q: What is the principle of thermal balance? th

A: Given  Term - Thermal balance Find what is the principle of thermal balance

Q: A rigid container contains saturated vapour at 2.0 bar. The container is cooled by -430 KJ and the…

A: Initial pressure = 2 bar or 200 kPa Quality of water at initial state = saturated vapor Final…

Q: 01: 0.5 kg of air executes a Carnot power cycle having a thermal efficiency of 50%. The heat…

A: Given : Mass of air (m) = 0.5 kgCycle efficiency (η) = 50 % Heat transferred during isothermal…

Q: (a) Three kilo mole nitrogen gas (CP = 29.1 kJ/kmol K and CV = 20.8 kJ/kmol K) at 350 K is taken in…

A: (a) The amount of heat supplied due to the vessel and the gas is to be calculated.   The process is…

Q: A 300mL cup of a hot drink at 95 ° C is left in an environment at 23 ° C subject to a heat transfer…

A: m= 0.3kgCp = 4180 J / (kg · K)k = 0.665 W / (m · K). ρ = 998 kg / m³A = 0.028m2Ti = 95° C T∞ = 23 °…

Q: Hot waters enters a radiator at a rate of 0.5 kg/s, losing heat from 100°C to 75°C. Air flows across…

A: Given Mass flow rate of hot water is mh = 0.5 kg/s T1=100℃ T2=75℃-Hot fluid water t1=23℃…

Q: Q4: 0.5-kg water that is initially at 1 MPa and 10 percent quality occupies a spring-loaded piston-…

A:

Q: 6.19 If the pressure inside a pressure cooker is 200 kPa, what is the boiling point of water inside…

A: Given: The pressure inside the pressure cooker P = 200 kPa Normal Boiling Point of water Tn =373 K…

Q: Ex: How much heat is required to heat 100 bbl of crude oil (API = 40) from 100 to 200 F.

A: Amount of heat required to raise the temperature of the substance depends upon specific heat of the…

Q: The constant pressure molar heat capacity of argon, Cp,m, is 20.79 J K-¹ mol-¹ at 298 K. What will…

A: Given, The molar heat capacity of argon under constyant pressure, Cp = 20.79 J/molK For an ideal…

Q: In a heat exchanger you want to heat 30,000 kg / h of water from 30 ° C to 80 ° C using 100,000 kg /…

A: Given: Mass flowrate of water used in heat exchanger (mw)=30000 kgh Inlet temperature of water…