Answered: Calculate the specific humidity if the…

Calculate the specific humidity if the relative humidity is 50% and the capacity of the air (saturation specific humidity) is 30g/kg. answer choices can be: 15 g/kg 0.15 g/kg 0.60 g/kg 60 g/kg

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter34: Indoor Air Quality

Section: Chapter Questions

Problem 17RQ: The recommended relative humidity for a home is between A. 500/0 and 70%. B. and 40%. C. and 50%. D....

See similar textbooks

Related questions

Q: Hang a mass from a spring. We are interested in the moment where you pull the mass down (before you…

A: 1) The LOL diagram of the system is., Yes, energy will be…

Q: A circular specimen of MgO is loaded using a three-point bending mode. Compute the minimum possible…

Q: Shown below is P-V diagram for a reversible cycle enclosed by 4 reversible process curves. The…

A: A system's intrinsic energy at the beginning and end of a cyclic process are equal. As a result,…

Q: A perpetual-motion machine is designed by including the electrical generator to the steam power…

A: The first class of machines operate without requiring any energy input. The first law of…

Q: Determine the x and y centroid locations for the shape below. All dimensions are in inches. I D =…

A: Given: To find : X and y centroid

Q: (c) the sign is rotated by 90 degrees (so that it is 3 m high and 1 m wide) and the wind is parallel…

A: Solution: Given Data: V=15 mph To Find:

Q: Shown below is P-V diagram for a reversible cycle enclosed by 4 reversible process curves. The curve…

Q: As shown in the figure below, water "bubbles up" h₂=3 in. above the exit of the vertical pipe…

A: Given:h2=3 inPipe diameter. d=0.5 inTotal length of pipe, L=36 inchesh3=18 inFind:the pressure…

Q: Velocity (v) [ft/min] v = 4.24 D-² Diameter (D) [ft] The flowrate () of a fluid in a circular pipe…

A: Introduction In this issue, we will use the provided relation to compute the fluid flow rate. In…

Q: Irradiation on a semi-transparent medium is at a rate of 640 W/m². If 160 W/m² of the irradiation is…

A: Irradiation that get absorbed will be, Gabs=G-Gtr-Gref =640-130-160Gabs=350 W/m2 Absorptive…

Q: Ax Find Ax and Hy. 25+ - B с D A 204+ N 204+ M. 204L 2011 ↓ 50 lbs 50lbs ↓ 50165 E 204 K ↓ 50lbs F G…

A: Given: All the forces acting on the truss are vertically downwards. And there is no horizontal…

Q: 9.28 Determine the maximum allowable uniform heat flux that may be imposed at a wall heating panel 1…

Q: A tensile stress of 7000 psi is developed in the straight shank of a ½ in diameter bolt that is used…

Q: A geothermal heat pump running a simple heat pump cycle uses R-134a as the refrigerant and sources…

Q: Determine the resultant R of the two forces applied to the bracket. Write R in terms of unit vectors…

A: Given data:- Forces F1=141 N θ=36° Forces F2=169 N α=29° To find:- Resultant force vector along x…

Q: 1. A perfect gas has a value of R= 58.8 ft.lb/lb.R and k= 1.26. If 20 Btu are added to 5 lb of this…

A: “Since you have posted multiple questions with multiple sub parts,we will provide the solution only…

Q: 7. A volume of 450 cc of air is measured at a pressure of 740 mm HG absolute and a temperature of 20…

A: Given:Initial volume, V1=450 ccInitial presssure, P1=740 mm HGInitial temperature,…

Q: The 14.6-lb lever OA with 9.6-in. radius of gyration about O is initially at rest in the vertical…

Q: What flow rate gpm will be produced In a 75mm diameter water pipe for which there is a pressure drop…

A: Given: d=75mm ∆PL = 425Kpa L = 200m ε=2.5mm T=0oC To find: V˙

Q: Why does intercooling reduce work in a comprssor (such as in the Brayton cycle), but it doesn't…

A: The Brayton cycle and the Rankine cycle vary in that the former uses a liquid as one of its…

Q: Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be…

Q: The speed of a moving coil motor (MCM) is varied by O changing the DC voltage applied to the…

Q: A large blower for a furnace delivers 47 000 ft/min (CFM) of air having a specific weight of 0.075…

A: Given: V˙ =47000 ft3/min γ=0.075 lb/ft³ To find: W˙ and m˙

Q: ᴀ ᴍᴀᴄʜɪɴᴇ ᴍᴇᴍʙᴇʀ ɪꜱ ʟᴏᴀᴅᴇᴅ ᴡɪᴛʜ ᴀ ʙɪᴀxɪᴀʟ ꜱᴛʀᴇꜱꜱᴇꜱ ᴏꜰ 60 ᴍᴘᴀ ᴀʟᴏɴɢ ᴛʜᴇ x-ᴀxɪꜱ, 20 ᴍᴘᴀ ᴀʟᴏɴɢ ᴛʜᴇ…

Q: Two parallel tubes, both filled with water at room temperature, need to join to become a single…

Q: 17. A 30 kg iron was put in a container with 14.33 kg water. The water is at 100C and the iron has…

A: Given: For Iron- Mass of iron = miron=30 kg Initial temperature of iron = Ti,iron=439 K Specific…

Q: A child opens the door of the freezer that is turned off, to observe its operation. If the ambient…

A: Question 1: Option B is correct. The air inside the freezer will be at a low temperature when…

Q: (Use the following figure to answer questions b, c and d) T du dy Liquid A Liquid B b. What is the…

A: Apparent viscosity of B higher than A.

Q: A 1-in diameter cylinder 10 in long falls at 0.6 ft/s inside a tube of slightly larger diameter. A…

A: Given:Diameter of the cylinder, d= inLength of the cylinder, l=10 inVelocity of the cylinder, v=0.6…

Q: The disk rotates about the shaft S, while the shaft is turning about the z axis at a rate of w₂ = 6…

A: Given, w= r rad/s α= 2.5 rad/s2Let the disc ritate with angular velocity 'wo' about the shaft S…

Q: A new process for synthesizing methanol from methane is under study to evaluate its technical…

A: Given data,Average, x = 42%=0.42Standard deviation ,s = 5%=0.05Sample n=8 a) Null Hypothesis-It is…

Q: в A с

Q: A shaft 70-mm in diameter is being pushed at a speed of 400mm/s through a bearing sleeve 70.2-mm in…

A: Given Data- D=70.2mm d=70mm L=250mm U=450 mm/s kinematic viscosity of v = 0.005 m2/s Specific…

Q: A cast iron flywheel with a mean rim radius of 9 inches is rotated at a speed of 800 rpm. If the…

Q: Gasoline (sg0.67) is flowing at 0.11 m³/s in the fabri- cated tube shown in Fig. 6.19. If the…

A: Given:Outer diameter of the larger pipe, D=160 mmThickness of the larger pipe, t1=5.5 mmOuter…

Q: A built-up beam is constructed by welding two channels separated by a distance b = 1.25 in to two (5…

Q: ! Required information Consider a water-to-water counterflow heat exchanger with these…

Q: Question 2 A thermometer having an emissivity of 0.9 is placed in a large room and indicates a…

Q: Determine the reaction RA of the beam loaded as shown in the figure. F1 528 lbs. and F2 313 lbs. A…

Q: 7. A steel pulley with a mean rim radius of 120 mm is rotated at a speed of 1100 rpm. If the mass of…

A: To find: The centrifugal force. Given: The mass of the rim is m=5 kg. The radius of the rim is r=120…

Q: T₂ 30% 7₁ 60°

A: Free body diagram:- it is drawn by isolating the object from the surrounding and mentioning all the…

Q: t 30° 15° R = 20 m D B B₁

A: Given situation is, vA= 72 km/h or 20 m/s aA= -3 m/s2 vB= 108 km/h or 30 m/s aB= 1 m/s2

Q: A slingshot is propelled with initial veloc- ity of 40 m/s at an angle of 60° to the top of a…

Q: Horizontal boom OAB with total length 2L = 4 m is held in equlibrium by cables AD and BE and by a…

Q: How to increase the thermal efficiency of a heat engine? O A. Increase TH O B. Decrease TH O C.…

A: For an Ideal cycle, them efficiency directly depends on temperature of source and sink.

Q: How is volume flow rate different than velocity? What happens to volume flow rate in areas where…

A: To explain: The volume flow rate. Concept used: Volume flow rate: The volume flow rate is the volume…

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

Q: a. Which areas (H, I, J, K, L, or M) are the accelerating universes? (As opposed to the expansion…

A: a) The universes where the expansion is accelerating are K and M.(As we see in figure, the K and M…

Q: Example 2.2: A four cylinder, a 2.4L engine that operates on a four-stroke cycle at 3200 RPM. The…

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

Q: Steam expands isentropically in a converging/diverging nozzle from inlet conditions of 1400 kPa,…

A: Given:Initial temperature and pressure of steam, P1=1400 kPa and T1=325°C:Discharge pressure, P2=140…

Question

Calculate the specific humidity if the relative humidity is
50% and the capacity of the air (saturation specific
humidity) is 30g/kg.

answer choices can be:
15 g/kg
0.15 g/kg
0.60 g/kg
60 g/kg

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 with 2 images

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

A quantity of moist air of mass 3 kg has a humidity ratio of 0.015 and a relative humidity of 60%. The pressure is 98 kPa. -Calculate the dry-bulb temperature in °C-The volume in m3-The dew-point temperature in °C-The enthalpy in kJ/kg
At a climate station, air pressure is measured as 100 kPa, air temperature as 24°C, and the wet-bulb or dew point temperature as 19°C. Calculate the corresponding relative humidity in percent.
Air (mass of dry air: 3 kg) with a relative humidity of 50% at 25 °C is supplied isobaric 30 kJ. What is the relative humidity after that?
The total volume of a new house is 685 m3. Before the heat is turned on, the air temperature inside is 10°C, and the relative humidity is 46 percent. After the air is warmed to 15°C how much water vapor must be added to the air to make the relative humidity 46 percent?
RH = 20% , absolute humidity = 10.5 g/kg Determine the air properties using the psychrometric chart (show solution manually) . Plot the given air properties in the chart make appropriate projections to determine the other air properties.
Find a formula to obtain the relative humidity of the air at different altitudes or atmospheric pressures different from sea level.
A quantity of moist air of mass 4 kg has a humidity ratio of 0.019 and a relative humidity of 65%. The pressure is 95 kPa. -What is the dry-bulb temperature in °C?-What is the volume of the air sample in m^3?-What is the dew-point temperature in °C?-What is the enthalpy in kJ/kg?
If moist air has a saturation humidity ratio of 0.016872 kg v/kg da at a pressure of 1.2 bar, what is the dew point temperature at this state? Note: ta- twb = tap for saturated air. Express your answer in °C.
If the specific humidity of an environment is 20 g / kg and the dry bulb temperature is 31oC, the dew point of the air Indicate its temperature, relative humidity and wet bulb temperature in the table below.
"For an air-water system at a given moisture content, the temperature decreases as the humidity increases."Is this statement true or false? Shouldn't it be relative humidity?
What is the maxmium specific humidity of air at -30C is ________________and the maximum specific humdity of air at -10 C is _______________; therefore, the difference in maximum specific humidity between -30C and -10C is _____________. The maximum specific humidity of air at 30 C is ________________ and the maximum specific humidity of air at 10 C is ____________; therefore, the difference in maximum specific humidity between 30C and 10C is ______________.
Q1/ From Humidity chart calculate: a- The initial absolute humidity and relative humidity. b- The final absolute humidity and relative humidity. For air having a dry bulb temperature of 48.9°C and a wet bulb of 37.8°C is to be dried by first cooling to 21.11PC to condense water vapor and then heating to 26.7°C.