Answered: dry bulb temperature of 30° C and 60%…

dry bulb temperature of 30° C and 60% relative humidity, The saturation pressure of water at 30° C is 4.24 kPa. Find the speci

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

Chapter35: Comfort And Psychrometrics

Section: Chapter Questions

Problem 3RQ: Lower room temperatures can be offset in winter by A. lowering the relative humidity. B. being very...

See similar textbooks

Related questions

Q: Water flows through the pipe contraction shown in Figure 1. For the given difference in piczometer l...

Q: Use rotation about the fixed frame to calculate the transformation matrix for a rotation of 30° abou...

A: Determine: Transformation matrix for a rotation of 300 about z0 axis and then 450 about x0 axis. Sol...

Q: The equation of motion for a damped vibration is given by 6x + 9x + 27x = 0. The damping %3D

A: Given:The equation of damping vibration,6x¨+9x˙+27x=0,

Q: 21. The inside dimensions of a 3500 Watt oven are shown below. How long would it take to heat the ov...

A: Dear student, it seems like there is some data mistake in the question because 1% efficiency is not ...

Q: Q.13 The following specifications are glven for a rigid coupling. Outside diameter of flanges = 160 ...

Q: The elevation of the platform is controlled by two identical mechanisms, only one of which is shown....

A: Load = 1500 lb Here we need to draw free body diagram and solve the sum So here I am drawing it in...

Q: Figure Q2 shows a beam subjected to distributed loading. Knowing the beam is fixed supported at one ...

Q: chain with RS=102.3mn onent of accel-

Q: A car accelerates from 75 km/h to 115km/h in 5 seconds to overtake a lorry. Calculate the accelerati...

Q: 7. The pressure of the fluid is P = 50 kPa then calculate the value of adiabatic compressibility of ...

A: (7) Calculate the value of adiabatic compressibility of the fluid Given P=50 kPaSince adiabatic com...

Q: Determine the value of Eld at the center of the beam, loaded as indicated in the following figure. 4...

Q: at is the importance of the glass box approach technique?

A: glass box approach is a method of orthographic projection whereby the object under observation is en...

Q: Lated to Reynolds numb Re & Re (C

Q: For a certain engine havI a flywheel approximated as a solid disc, is required for keeping the fluct...

A: we have to determine the mass of the flywheel

Q: 2/75 The weld at O can nupport a maximum of 2500 N of force along each of the n- and 1-directions an...

A: The above given problem is related to the resolution of forces in the parallel and the perpendicular...

Q: Present and validate how Stokes Law is used to analysing fluid behaviour and measure the viscosity o...

A: A fluid's viscosity is a measure of its resistance to deformation at a particular rate. A fluid w...

Q: Find Resultant of the following force system

Q: A boiler uses 20 kg of air per kg of fuel. The fuel consumption is 33 kg/sec and actual draught requ...

A: Given that, ma=20 kg/kg of fuel, mf=33 kg/sechw=18 mm of waterC=0.3829HTa=25°C=25+273=298 KTg=23...

Q: 1. Compute the stress (ksi) in each member of the Warren truss as shown in the figure. Indicate whet...

Q: 3-21 Complete this table for H,O: T, °C P, kPa u, kJ/kg Phase description 400 1450 220 Saturated vap...

A: AS PER GUIDELINES, ONLY ONE QUESTION CAN BE SOLVED AT A TIME. FOR SOLUTION OF OTHER QUESTIONS, KINDL...

Q: What are the principles of sustainable design&sustainable engineering

A: given; What are the principles of sustainable design & sustainable engineering

Q: A veytindrical premere wessel 400 mm wall thichnes of 20 mm puesure of 4.5 MPa. the dongitudnal trus...

A: Given:diameter, d=400 mmthickness, t=20 mminternal pressure, P=4.5 MPa or 4.5 N/mm2

Q: A cam drive is used for a mechanism that packs stuffing into shipping boxes. The cam follower must r...

Q: a steel wall a temperati

Q: te which is at 10 1S °C. Assumin r coefficient w 11

Q: Both portions of the rod ABC are made of an aluminum for which E= 70 GPa. Given: P= 4.5 kN.

Q: An Actual Rankine cycle operates on a boiler and condenser pressure of 2MPa and 20kPa respectively. ...

A: given; at P=2MPaenthaly (h)=3467.6KJ/kgs=7.4317at P=20KPasf=0.8312KJ/kgsfg=7.0784KJ/kghf=251.13KJ/kg...

Q: A 40-lb suitcase slides from the rest 20 ft down the ramp. The suitcase has an initial velocity down...

Q: A tensile testing machine operates using two lead screws. Both lead screws have a square thread prof...

A: Square threads are a popular screw thread form found in high-load applications like leadscrews and j...

Q: 6 Determine the absolute water pressure

A: To calculate absolute water pressure.

Q: . In the casting of steel under certain mould conditions, the mould constant in Chvorinov's rule is ...

A: Given:Mould constant, C=4 min/cm2Dimension of plate=25×8×2.5 cm3n=2

Q: The compression ratio of an ideal Otto cycle is 8. Air is 95 kPa and 27 C at the start of the compre...

Q: 180 b 150 b 220 b 3 ft 100 Ib 240 lb 3 ft E 10 ft 10 ft 10 ft 10 ft 383 (C) O 725 (C) O 286 (C) O 30...

A: Option a is correct

Q: Graphical Displacement Diagrams 9-1. A cam is required for an automated transfer mech- anism. The ca...

Q: why is velocity 0 at centre of sphere

A: For flow past over sphere, when it strikes on sphere at that point kinetic energy of fluid converted...

Q: Sprayer has 3 m used to spray 30 ha, speed 0.97 m/s, field efficiency 75%, The sprayer uses 75% of i...

A: Sprayer b= 3 mSpray area A=30 haV=.97 m/secηfield=.75Sprayer uses 75% of its width

Q: 1. An open hemispherical vessel with a radius of 1.2m is full of oil (0.85) a. How fast in rpm shoul...

A: Given: The radius of vessel, r = 1.2 m The specific gravity of oil, SG = 0.85

Q: Two disks are tightly attached to a uniform diameter shaft at the position shown in Figure Q5. The i...

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

Q: perature are 200 kPa and 300 K, respectively, determine the following: (a) A for flow from inlet to ...

Q: 1. In the given figure, gear 1 has 24 teeth and gear 2 has 70 teeth of PD=4. Gear 3 has 20 teeth and...

Q: QUESTION 1 Calculate the spindle speed in RPM of a lathe turning a 96 milimeter diameter material th...

A: Given:d=96 mmV=148 SMPM

Q: Why does fracture toughness increase with yttria content. Use the phase diagram to explain

A: The crack strength improvement of yttria-balanced out tetragonal zirconia polycrystalline ceramics t...

Q: Steam at a pressure of 0.58 MPa has an internal energy of 2725.2 kJ/kg. What is the temperature spec...

A: given:Pressure, P=0.58 MPainternal energy, u=2725.2 kJ/kg

Q: L1=4 in , L2=3 in, L3=1.5 in , h1=5 in , h2=6 in , f=7 lb , p= 45 lb. determine the proper angle in ...

Q: A fire truck supplies 190 gal/min of water to the third story of a building at B (Eigute 1) Part A I...

A: this is the multiple type question . according to company policy i have answered very first question...

Q: 3.45 planes O shown in the following unit cell: +z A >+y +x Note: Both of these planes are displayed...

A: Dear student, please find the attached solution.

Q: The position of the neutral axis; The maximum tensile and compressive stresses; and The shear stress...

A: moment of inertia of channel section = 3.37500 x107 about neutral axis

Q: For the following truss structure (with members AB, BC, AD, DE, BE, CH and FG all of 60 cm length ea...

Q: What is the pressure at 61, 500 ft in SI.

Q: 1. A vapor trapped in a cylinder behind a piston has an initial stored energy of 85 kJ. When 15 kJ o...

Question

Ambient air is at a pressure of 100 kPa, dry bulb temperature of 30° C and 60% relative humidity, The saturation pressure of water at 30° C is 4.24 kPa. Find the specific humidity of air (in g/kg of dry air) .

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

Please provide step by step and complete solution with diagram for this problem. At 30oC, air-vapor mixture has a relative humidity of 80%. Find the humidity ratio if barometricpressure is 100 Kpa. At 30oC, Psat = 4.246 kpa A. 0.123 B. 0.986 C. 0.054 D. 5.98
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?
In a 4m x 5m x 3m room, 30°C temperature, 100kPa pressure and 60% air at relative humidity. The specific humidity of the air, the dry bulb temperature, find the enthalpy values. Note: the values you get are on the psychrometric chart show me
The pressure dry bulb temperature and relative humidity of air in a room are 1 bar 30°C and 70%, respectively If the saturated steam pressure at 30°C is 4.25 kPa, find out the specific humidity of the room air in kg of water vapour/kg dry air.
In a cooling tower, the required make up water is 18.5 kg/s. Atmospheric air at 100 kPa, 25°C db, 50% relative humidity enters the cooling tower and exits at 35°C db, 80% relative humidity. What is the mass flow rate of dry air across the cooling tower?
Psychometry Termal Certain air that is 80 ° F and an atmosphere has a dew point temperature of 40 ° F. Calculate the relative humidity of this air. If the mixture is brought to 2 atmospheres and 58 ° F, what will the resulting air humidity be?
Consider 2000 ft3 of an air–water vapor mixture at 14.7 lbf/in.2 , 90 F, 70% relative humidity. Calculate the amount of water vapor condensed if the mixture cooled to 40 F in a constant-pressure process.
7. How much of a cold air stream at 18°C, 80% relative humidity should be mixed with 5.8 kg da/s of a warm air stream at 35°C, 60% relative humidity to obtain mixed air at 26°C? Express your answer in kg da/s. Assume the mixing process is adiabatic and at standard atmospheric pressure. In your written solution, draw the process in the psychrometric chart.
During performances, a theatre experiences a sensible heat load of 500,000 Btu/hr and moisture load of 175 lb/hr. Air enters the theatre at 65°F and 55% relative humidity and is removed when it reaches 75°F or 60% relative humidity, whichever comes first. What is the ventilation rate in mass of air per hour?
Using PSYCHROMETRIC CHART, find the unknown properties of the following conditions below: Pair=97.6kPa, P=100 kPa and tdry = 35oC Where: RH= relative humidity tdry=dry bulb temperature twet =wet bulb temperature h= enthalpy Pair= dry air pressure w = humidity ratio
Calculate the specific humidity if the relative humidity is50% and the capacity of the air (saturation specifichumidity) is 30g/kg. answer choices can be: 15 g/kg0.15 g/kg0.60 g/kg60 g/kg
Example 1: Moist air at 32C db, 24C wb. Determine: - Relative humidity RH, Dew temperature, Specific humidity .