Air in a room that has a floor area of 120ft2 and height of 10ft has a pressure of 121.6 kPa, what would be the dimensions (LXWXH) of a room if the pressure of air is decreased to 96.2 kPa?

Q: If 80 mole KMNO4, 50 mole H92CI2 and 100 mole HCI were used for the following process, 2KMN04…

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Q: A spherical balloon of diameter 0.5 m contains a gas at 1 bar and 300 K. The gas is heated and the…

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Q: 8 cm Hava 1 cm F. PV 0.9 = Sb 8 cm 2.

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Q: Athin isothermal disk, having a diameter of 1.8 cm, is maintained at 40◦C and buried in a…

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Q: A weather balloon calibrated at 0.00 °C to have a volume of 20.0L has what volume in L at -41.0 °C…

A: V1 = 20 L  at T1 = 0 oC = 273 k            V2 =? L at T2 = -41 oC = 232 k Solution:…

Q: Estimate the freezing temperature of liquid water at a pressure of 30 MPa

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Q: 46. Air enters a diffuser with a velocity of 200m/s. Determine the speed of sound in m/s at the…

A: Given  Temperature (T) = 38 o C                              = 311.15 Velocity  = 200 m/s

Q: You place a 4cm diameter ice-cube into a large bowl of water at constant temperature 15oC, and find…

A: Given,

Q: An inflated balloon expands as it is heated by a candle flame under atmospheric pressure. The heat…

A: by using the first law of thermodynamics we get,  -(△KE + △PE + △H) + Q -WSHAFT WORK  = 0  According…

Q: A pipe (ID: 130 mm, OD: 165 mm, k=15 W/m²-K, Length: 2 meters) is insulated with several materials,…

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Q: Balloons used helium at atmospheric pressure 101.325kPa and temperature 25C. It is projected to lift…

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Q: Two long cylinders 8.0 and 3.0cmin diameter are completely surrounded by a medium with k =1.4 W/m·…

A: Given  Diameter of outer cylinder is D2 = 8 cm = 0.08 m  r1= 0.04 m Diameter of inner  cylinder is…

Q: 6.3 In a particular application involving airflow over a sur- face, the boundary layer temperature…

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Q: If the tank was actually pressurized such that the top surface of the milk was at a pressure of…

A: Given Bottom pressure=40kPa Top pressure=110kPa SGmilk=1.030 Find Actual height of milk in the…

Q: A weather balloon calibrated at 0.00 °C to have a volume of 20.0 L has what volume in L at -40.0 °C…

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Q: 11. Steady-state creep data taken for an iron at a stress level of 140 MPa (20,000 psi) are given…

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Q: A spherical object at 10 °C was taken into a bath at 60 °C. The core temperature-time values ​​of…

A: Answer: Initial temperature of the spherical object, T0 = 10°C = 283 K Bath temperature, T∞ = 60°C =…

Q: A pipe (ID: 130 mm, OD: 165 mm, k=15 W/m²-K, Length: 2 meters)is insulated with several materials,…

A: Given Pipe Di=130mm D0=165mm K=15 W/(m2K) L=2m Inside fluid –Oil temperature T1=118℃ Insulation is…

Q: 4-A gas at 250 K and 15 atm has a molar volume 12 per cent smaller than that calculated from the…

A: This question is based on thermodynamics. Data given :  Temperature , T  = 250 K Pressure , P = 15…

Q: what is the bulk modulus of elasticity of a liquid which is compressed in a cylinder from a volume…

A:

Q: A spherical elastic balloon filled with certain gas has a volume of 0.01413 m' and an internal…

A: The standard formula to calculate work done isW=PdVThe pressure is constant for the process i.e.…

Q: Air at 2 bar and 40°C is heated as it flows through tube of diameter 30mm at a velocity of 10 m/s.…

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Q: / Air ine room with dimensions are 4 mx 6 m x 3.5 m have density of air is 1080 g/m². Calculate the…

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Q: 1-44 The gage pressure in a liquid at a depth of 3 m is read to be 28 kPa. Determine the gage…

A: Given  h1 = 3m h2 = 9 m P1 = 28 KPA

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Q: How many kilojoules per square meter are required to: a) Melt a 30cm layer of ice with specific…

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Q: If a beaker of water is placed in a bell jar, and the water is maintained at constant temperature…

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Q: How does the chemical potential of liquid water relate to the chemical potential of solid ice at…

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Q: By what factor are the root-mean-square speeds changed if a gas is heated from 300 K to

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Q: At what absolute temperature do the Celsius and Fahrenheit temperature scales give the same…

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Q: Calculate the change in entropy when 40 g of water at 50 °C are mixed with 80 g of water at -20 °C.

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Q: 6. A 3-kg rock is thrown upward with a force of 200 N at a location where the local gravitational…

A: