How much heat, KJ must be transferred to 20 kg of air to increase the temperature from 20oC to 280oC if pressure is remained constant ?  A. 2500    B. 2050      C. 5200      D. 5500

Q: 30. A carbon dioxide tank has a total vohme capacity of 1 m. If the tank and the carbon dioxide are…

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Q: A close pressurized vessel having a volume of 342ft3 contains air at 214psig and 85 ̊F. Assuming…

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Q: Patm=101kPa; g=9.81m/s² A substance is contained in a piston cylinder assembly with properties as…

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Q: An Engineer proposes a new temperature scale based on the freezing point of water at 40 deg. B and…

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Q: P

A: To Find :- ideal gas process ?

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Q: Page > of 3 2) A rigid container has a total volume of 15 ft. There is a removable wall that divides…

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Q: What happened to the surface tension of liquid when the temperature increase ?

A: The surface tension is depends upon the intermolecular force.

Q: - Find internal energy and enthalpy of superheated steam at 100 bar and degree of superheating of…

A: GIVEN DATA-  PRESSURE P=100bar TEMPRATURE T=110'C WE HAVE TO FIND INTERNAL ENERGY AND ENTHALPY AT…

Q: Circle the correct answer. Density Pressure A closed system with a change in density An open system…

A: “Since you have posted a question with multiple sub-parts, we will provide the solution only to the…

Q: aturated R-410A at a pressure of 95 psig will change at a temperature of A. 295 F B. 29 F C. 95 F D.…

A: The refrigerant is R-410A.The pressure is

Q: True/False: When passing through a nozzle, a fluids pressure will increase along with its velocity.…

A: Answer 1: According to Bernoulli's principal, " the sum of pressure, kinetic and potential energy of…

Q: What is the quality of saturated water at 370 K if 3 kg has a volume of 2 m3? O A. 0.358 B. 0.465 C.…

A: Given dataSaturated water at Temp ,T=370 k=97°CIf, 3 kg has volume of 2m3To determine quality of…

Q: A rigid, insulating tank with a volume of 4 m3, divided into two unequal parts by a thin membrane.…

A: Given-To Find- What is the final temperature of the gas? How much work is done? Can the process be…

Q: 47  It is the amount of heat required to raise the temperature of a given mass by 10C ? Select one:…

A: Heat capacity is the amount of heat required to raise the temperature of a given mass by 1°C.

Q: It is the amount of heat required to raise the temperature of a given mass by 10C ? Select one: a.…

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Q: For a certain ideal gas, R = 0.282Btu/lb-R and k = 1.32. If 30Btu/lb are transferred to this gas,…

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Q: While at sea level the atmospheric pressure is 100 kPa, at the summit of Mount Everest, the pressure…

A: Given question: What is the saturation temperature of water? What is the specific volume of water in…

Q: A spherical balloon has a diameter of 9 m and contains Helium gas at a temperature of 38 °C and a…

A: Diameter of balloon, d = 9 m Temperature of Helium gas, T = 38 C = 38 + 273 = 311 K Pressure of…

Q: A spherical gas tank with radius 0.4 m, is evacuated and then filled with oxygen gas at 25°C. To…

A: Option a is correct.

Q: ou want to make sure your incubator is operating at the correct temperature of 37.0C; so you place a…

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Q: 17. The nitrogen gas a volume of 23.4ml in a tube at a 18°C and a pressure of 781mmHg. The next day…

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Q: Select the flow work (energy) of a flowing fluid below, where Vis velocity and Vol is total volume..…

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Q: a) Air starts at a temperature of 640°C and transitions to a final state at 50% of the original…

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Q: A piston cylinder arrangement initially contains 7.0 kg of super-heated steam at 100 kPa and 250 oC,…

A: Given Data Mass of steam is : m=7.0 kg Pressure of steam is :P1=100 kPa Initial pressure is :…

Q: Rate of heat transfer to evaporator from the chilled water Rate of heat transfer from condenser to…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: A piston-cylinder assembly initially contains B g of saturated water vapor at A kPa pressure. Next,…

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Q: A 2.2 m x 0.98 m x 4.0 cm thick solid wood door has a 0.5 m square window. The window has two panes…

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Q: .5 kg of an ideal gas undergoes an isentropic process from 657 kPa gage and a volume of 0.017 cubic…

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Q: A 73 W freezer has an EER of 10.0. How much heat is exhausted to the room in 2.9 hours?

A: Given:- EER=10 Pi=73W t=2.9 hrs To find; Heat exhausted, Qout

Q: An object of mass 1000 kg, initially having a velocity of 20 m/s, accelerates to a final velocity of…

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Q: You have two phases of liquid and vapor (i.e., wet steam) at 250°C in a high-temperature…

A: Giventwo phases liquid and vapor ie. wet steam at T=250oCmass of vapor mV=0.8 gmass of liquid ml=5 g

Q: A piston cylinder arrangement initially contains 7.0 kg of super-heated steam at 100 kPa and 250 oC,…

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Q: 9. A spherical balloon initially having a diameter of 5 in is inflated so that its volume will be…

A: Given: The diameter of balloon initially, d = 5 in The volume of balloon after inflated, V2 = 2V1…

Q: Q1  b)Explain the following with the help of diagram: Extensive properties, Intensive properties and…

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Q: 20. What is the most probable value of universal gas constant? c. 1545lb-ft/lb-°R a. 8.3142kJ/kmol-K…

A: Option a is correct.

Q: Find the change of internal energy in kJ when 1.0 kg of air is heated from OC to 100C? The constant…

A: Givenm=1kgT1=0oCT2=100oCCV=0.718 kJ/kgK

Q: 2- What is the difference between subcooled liquid and saturated liquid?

A: Differance between sub cooled liquid and saturated liquid :-

Q: 2. An isothermal process done on air, and it has a pre ssure oF 500 kPa, and a volume of O Gmo. The…

A: (a) The final volume can be determined as,