Answered: In a mixture of dry air and water…

In a mixture of dry air and water vapour, when the air has diffused the maximum amount of water vapour into it, is called 1) Dry air 2) Moist air 3) Saturated air 4) Specific humidity

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Related questions

Q: Humid air at atmospheric pressure has a dry bulb temperature T_db=15℃ and a wet bulb temperature…

A: Humid air at atmospheric pressure Tdb =15°C, Relative humidity= 70% To find - Add the point on the…

Q: absolute humidity at atmospheric pressure at 27 °C is 0.015 kg water / kg dry air. Specify: a. water…

A: Given - Data:- Atmospheric Pressure( Patmposheric)=27oC Mass (m)= 0.015kg water /kg of dry air…

Q: Q1\ Moist air has a dry bulb temperature 30 °C and Specific enthalpy 74 kJ/kg, find by using the…

A: To find the properties of moist air (dew point temperature, wet bulb temperature, humidity ratio,…

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

Q: The following statements are true about a system that has reached the critical temperature except…

A: Critical temperature is the temperature above which vapour cant be liquified. It is the end point of…

Q: A wastewater treatment plant worker spends her day checking wet wells. She is exposed to hydrogen…

A: Given-Information:- Average temperature, Tavg = 25°C Atmospheric Pressure, Patmo = 101.325kPa Air…

Q: Kerosine Air Benzene B- 40 cm t9 cm A 20 cm 14 cm 18 cm -Water Mercury P(2.4)

Q: 5) What will be the coldest possible air temperature at constant humidity on a given night? Draw a…

Q: If the specific humidity of an environment is 20 g / kg and the dry bulb temperature is 31oC, the…

Q: 3 kg of soup at 90°C is cooled down with 2 kg of water at 5°C. cp of the water is 4180 J/Kg*K and…

Q: Q2: A-Choose the correct answer: 1- During sensible heating of moist air the enthalpy: a-increases…

Q: A tank contains one kilogram of water consisting of liquid and vapor in equilibrium at 1 MPa. If the…

Q: bsolute Humidity Enthalpy Relative Humidity Air Density Vapor Pressure…

A: To calculate the relative humidity, humidity ratio, specific enthalpy, specific volume at inlet and…

Q: The ambient air, with a temperature of 10°C and a relative humidity of 30%, is heated up to 34°C and…

A: This problem is nothing but heating and humidification. we will have to use psychrometry chart as…

Q: The temperature and humidity in the valley in the early afternoon were 24 °C and 27%, respectively.…

A: Given dataTemperature in the valley T = 240CHumidity in the valley ω = 27%Amount of water vapor…

Q: temperature how do you obtain other values on the

A: Required how do you obtain other values on the psychometric chart?

Q: A fuel oil of 20⁰API at a temperature of 15.6⁰C has a heating value of 44, 240 kJ/kg. Determine the…

A: Solution: Given Data: The API of fuel is, 20oAPI The temperature of the fuel is, T=15.6oC The…

Q: What is the maxmium specific humidity of air at -30C is ________________and the maximum specific…

A: Specific humidity will be maximum when relative humidity is 100%

Q: 2) Determine the dew point of moist air at 80 F (27 C) and 60 percent relative humidity for…

A: Step 1: Step 2:

Q: HOMEWORK 5 Question 2 A 1.5-m³ tank holds a two-phase liquid-vapor mixture of carbon dioxide at…

A: Given data Tank volume = 1.5 m^3 Temperature = -17°C vf = 0.9827×10-3 m^3/kg vg = 1.756 × 10-2…

Q: During a gas process, the pressure on 3.63 kg of air drops from 80 psia to 5 psig, while temperature…

Q: 2. what do we need to ensure when it comes to sound and noise in the Hangar? 3. why do we need to…

A: A hangar for holding airplanes or spacecrafts is a closed structure. Metal, wood, or concrete…

Q: A tank contains 7 kg of dry air and 0.1 kg of H₂o vapor at 30°C (Psat = 4.286 kPa) and 100kPa total…

A: Given Data- Mass of air ma=7kg Mass of water vapour mv=0.1kg T=30'C Psat=4.286KPa P=100KPa We have…

Q: In a certain locality the drybulb temperature is 35 C & the relative humidity is 70 %. At normal…

Q: The vapor pressure is the pressure of the vapor phase of a substance when it is in equilibrium with…

Q: A sample of outdoor air (Point 1) has a dry- bulb and dewpoint temperature of 32°C and 24°C,…

Q: Today's weather calls for a relative humidity of 90% and the dew point is 25°C. Determine…

A: Relative Humidity: Relative Humidity (RH) is defined as the ratio of partial pressure of water…

Q: 2) In a simple heating process, air enters a duct at a temperature of 10°C, and a relative humidity…

A: Given, T1 = 30 0C , rh1 = 80 %, Volume flow rate, V ' = 145 m3/min, T2 = 30 0C, P = 1 atm. The rate…

Q: Last night, the temperature was 82°F, the barometric pressure was 29.8 in, and the relative humidity…

A: Given, Dry bulbe temperature,tdb=82°F=27.7°CRelative humidity,ϕ=83%From the psychometic chart,Dew…

Q: A sling psychrometer has a dry bulb reading of 30°C and a wet bulb reading of 17°C. Find the…

Q: Atmospheric air with an air flow rate of 200 liter/min and a dry bulb temperature of 35 °C and…

Q: The absolute humidity at atmospheric pressure at 25 ° C is 0.011 kg water / kg dry air. Specify: a.…

Q: The natural ventilation can be driven by:

A: Explanation The natural ventilation can be driven by pressure difference of air between indoor and…

Q: 1. Air at a rate of 1000cfm is cooled from 80°Fdb and 70°Fwb until it is saturated at 55°F. Determi…

Q: Calculate the humidity ratio in kg of vapor per kg of dry air.

Q: In the process of air conditioning in a humidifier, the air at a dry bulb temperature of 20 °C and…

A: RH = mass of vapor/ mass of air

Q: At a pressure of 0.8 MPa and a degree of dryness x = 0.65, the refrigerant R-134a is heated to…

A: Initial condition of refrigerant, P1=0.8 MPa, x1=0.65 Refrigerant condition after heating, P2=P1=0.8…

Q: Calculate (a) the specific volume, (b) the enthalpy, and (c) the absolute humidity of the air at 40…

A: Given data: Dry bulb temperature Tdb=40° Relative humidity(RH)=0.49…

Q: Q2: Answer one of the following: A- Saturated air leaving the cooling section of an A. C system at…

Q: According to the figure (figure is in spanish), define the following terms: 1. Dew point temperature…

A: Give Data To define the following term 1. Dew point temperature2. Specific humidity3. Enthalpy4.…

Concept explainers

Slope and Deflection

The slope in a deflected beam is described as an angle in radians made by the tangent of the section with the original axis of the beam. The deflection at any point on the axis of the beam is defined as the lateral displacement of the point before and after loading.

Question

In a mixture of dry air and water vapour, when
the air has diffused the maximum amount of
water vapour into it, is called
1) Dry air
3) Saturated air
2) Moist air
4) Specific humidity

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Thermodynamics
The air in a theatre room must be 22 °C and the relative humidity 55%. The outdoor temperature is 30 °C and relative humidity 50%. There are 900 seats in the room and 25 m³/h of fresh air is reserved for each seat. Every attendant releases a heat load (sensible + latent) of 100 W and a moisture load of 80 g/h. The sum of heat loads from other than human sources is 20 kW. What must the supply air state be in order to maintain the indoor conditions mentioned above?
Determine the specific humidity, the relative humidity and the enthalpy of the airshow step by step solution
HVAC UPVOTE WILL BE GIVEN. ANSWERS ARE GIVEN ALREADY. PLEASE WRITE THE COMPLETE SOLUTIONS. A room contains air at 20°c (Psat = 2.339 kPa) and 98 kPa at RH of 85%. Determine the following: a) Partial Pressure of dry air. (Ans. 96kPa) b) Specific Humidity of the air (Ans. 0.013) c) Specific Enthalpy per unit mass of dry air (Ans.000 52.81)
c. dew-point temperature d. mass of water vapor contained in the room 2.50 A 20 by 12 by 8 ft (6.1 by 3.6 by 2.4 m) room contains an air-water vapor mixture at 80°F (26.7°C). The barometric pressure is standard and the partial pressure of the water vapor is measured to be 0.2 psia (1.38 kPa). Calculate relative humidity b. humidity ratio а.
Thermodynamics: An air conditioning system operates at a pressure of 1 atm. The system has a heating section and an air-conditioning section that provides saturated water vapor at 105 °C.The air enters the heating section at 15 oC and 60 percent relative humidity with a volume flow of 30 m3 / minute and leaves the humidification section at 25 oC and 50 percent relative humidity. a) Find the temperature and relative humidity of the air when leaving the heater section b)Calculate the heat transfer in the heating section [kJ/min] c)Calculate the water flow rate added in the humidification section [ kg/min] NOTE:Please send the solution manually on paper.
Given that Initial Temperature = 28.5 deg C, Dew Point = 9 deg C, Dry Bulb = 30 deg C, Wet Bulb = 28 deg C, Saturation Pressure = 1.148 kPa Calculate the following: Humidity Ratio w = 0.622PsPt-Ps=0.622PsPa kg water/kg air Partial pressure of water vapour where: Ps = partial pressure of water vapour (Psat at dewpoint temperature ) w = humidity ratio Pt = total pressure (standard atmospheric pressure) Pt = Pa + Ps Pa = partial pressure of dry air = Pt - Ps 3. Relative Humidity RH = PsPd 4. v = RaTPa m3/kg 5. ω = 1vkg/m3 where: Pd = saturation pressure at room temperature (from steam table) ω = density of air v = specific volume of dry air T = absolute temperature of room temperature Ra = gas constant of air =0.28706 kJ/kg-K
Please explain how did it become 8 percent explain the calculation
A lecture hall shown in Figure having a volume of 106 ft³ contains air at 80°F, 1 atm, and a humidity ratio of 0.01 lb of water vapor per lb of dry air. Using the appropriate equations, determine. a) the relative humidity. b) the dew point temperature, in °F. c) the mass of water vapor contained in the room, in lb.
2. The absolute humidity at atmospheric pressure at 40 ° C is 0.011 kg air / kg dry air. Specify: A. Air vapor partial pressure. = AnswerkPa. b. Relative humidity = Answer% c. Dew point temperature. = Answer (° C)
An air conditioner consists of heating and evaporative cooling sections. The air, where the atmospheric pressure is 101.325 kPa, enters the heating section at 20 °C and 30% relative humidity with a flow rate of 35 m3/min, and exits from the evaporative cooling section at 25 °C and 60% relative humidity. a) The temperature and relative humidity of the air leaving the heating section.b) The amount of heat transfer per unit time to the air in the heating sectionc) Calculate the mass of water added to the air per unit time in the evaporative cooler.d) In order to prevent condensation on the glasses of a person with glasses entering such an environment, what should the temperature of the glasses glass be?
The quality of steam for the mixture contains 18 kg of water in suspension with 100 kg of steam will be O a. 0.84 Ob. 0.68 c. 0.98 d. 0.79