Answered: In the case of heating the air with a…

In the case of heating the air with a heating coil, the absolute humidity of the air can either increase, or decrease. does not change. increases. decreases.

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: 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: 22°C DB % 50RH QD=10kW QG=2.5kW D K A B

Q: The dry bulb reading is 83°F and the wet bulb is 63°F. Using the chart determine the following…

A: Dry bulb temperature Td=83oF=(83°F − 32) × 5/9 = 28.333°Cwet bulb temperature Tw=63oF=(63°F − 32) ×…

Q: A cooling coil cools humid air of 100kg from t1= 40 degrees relative humidity 1 = 60% t2 = 10…

A: T1= 40 C ϕ1 = 60% T2= 10 C It is asked to find the initial dew point and humidity ratio Also, find…

Q: he total volume of a new house is 681 m3. Before the heat is turned on, the air temperature inside…

A: Write the expression for relative humidity.

Q: What can make welding in the 2G vertical fixed pipe position difficult?

A: The following is how the 2G welding positions are used. 1. Vertical position is used when using 2G…

Q: Cool, dry air always ___________, while warm, moist air always __________ a. falls, falls b.…

A: Cool, dry air always ___________, while warm, moist air always __________

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

Q: Air at 85°F, 1 atm, and 10% relative humidity enter an evaporative cooler operating at a steady…

Q: uring performances, a theatre experiences a sensible heat load of 500,000 Btu/hr and moisture load…

Q: Doymuş buhar 105 °C Isıtma bölümü Nemlendirici 15 °C Hava 25°C 60 % 1 atm 50 % 25 dak

A: Psychrometry is the branch of science which deals with the properties of moist air. Moist air is the…

Q: Would entering a room which contains air that is 80% nitrogen, 15% oxygen and 5% carbon dioxide…

A: Conecpt:- Ventilation rate depends on wind pressure and stack effect.

Q: The air washer operation line on the Psychometric chart follows a constant * O specific humidity…

A: GIVEN DATA A MCQ QUESTION GIVEN ABOUT AIR WASHER WE HAVE TO CHOOSE CORRECT OPTION

Q: ASHRAE standard 62.2 states that the minimum acceptable rate of airflow into and out of a room is…

Q: f the temperature of the air is 30°C and the substance cools from 100°C to 60°C in 25 minutes,…

Q: 1. the amount of water vapor in grams per cubic meter of air at a given temperature. 2. how much…

A: To select the correct answer from the given option

Q: In an air sample with a dry-bulb temperature of 28°C and a wet-bulb temperature of 22°C what is the…

A: To calculate relative humidity of dry bulb and wet bulb temperature

Q: 6) What will be the Relative Humidity (%) of a room if it starts at a dry bulb temperature of 27 Ã°C…

Q: A dry gas mixture (60% oxygen, 40% helium, by volume) is at 94 °C and 3.4 atm. Moisture is then…

A: Given Temperature, T = 94oC Pressure, P = 3.4 atm

Q: If the polytropic exponent has a value equal to the specific heat ratio, then the substance…

A: expression for isentropic: PVγ = constant expression for Isobaric : P = constant expression…

Q: 7. The relative humidity on a 90°F day is 30 per cent. a. How many pounds of water vapor are in a…

Q: During heating and humidification process briefly describes how the psychrometric properties below…

A: During heating and humidification, normally the heat addition takes place and the moisture…

Q: Is it possible that during sensible heating process the condition of air reaches a relative humidity…

A: It is not possible that during sensible heating process the condition of air reaches a relative…

Q: The dry bulb reading is 79°F and the wet bulb is 59°F. Using the chart determine the following…

A: Given:Dry bulb temperature, TDBT=79oFWet bulb temperature, TWBT=59oFFind:Using Psychrometric chart:a…

Q: A room contains a water-vapor mixture at a total pressure of 101 kPa. If the partial pressure of…

Q: Determine the minimum allowable indoor temperature that will ensure a humidity control system…

A: ASHRAE is basically an American national standard body that publishes the standard related to air…

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: The enthalpy of vaporization of a pure substance Select one: a. Increases with temperature b.…

A: In the TS diagram in a dom

Q: The process, generally used in winter air-conditioning to warm and humidity the air, is called; * O…

A: Handwriting.jpg

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: 4.19 Determine the increase in humidity ratio due to 80 peo- ple in a dance hall if air is…

A: Latent Heat transfer from people Q = 545 Btu /hrNumber of people = N= 80Circulated rate = 1350…

Q: 22°C DB I % 50RH QD=10kW QG=2.5kW D K A B

Q: The partial pressure of water vapor in an air-vapor mixture is given as 1.5 kPa. What is the dew…

A: The partial pressure of water vapor in an air-vapor mixture is given as 15 kPa. What is the dew…

Q: what is the relationship and formula of relative humidity and temperature?

A: to define relationship and formula of relative humidity and temperature

Q: Part b) You can use psychrometric chart to solve this part of the question. (while submitting file…

A: Given: Flowrate of stream 1 (Q1)=0.1m3/s Dry bulb temperature of stream 1 (Td1)=10°C Relative…

Q: A rice warchouse is air conditioned at 25 "C under atmospheric pressure along with a specific…

A: Warehouse air temperature, T=25oC Specific humidity of air, ω=0.015 kg moisture/kg dry air Rice,…

Q: Select the one (1) correct answer. Fridge temperatures should be: Less than 7°CBetween 1 and…

A: Option b is correct.

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

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

Q: As the Airstream is cooled, the relative humidity _____ and specific volume

A: The relative humidity will increase. As the airstream is cooled, the specific volume will…

Q: An air water system was analysed and found to have a dry bulb temperature of 30 0C content of 210…

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

Q: A low wet bulb temperature indicates very. humidity O Low O high O can't predict O 100%

A: wet bulb temperature is the temperature measured by thermometer when its bulb is covered in water…

Q: A moist air (10.1 kg) with humidity 0.01 mixed wi super heated water vapour, if 0.1 kg uniformly. Th…

A: Given:mass of moist air, ma=10.1 kgHumidity mixed, wa=0.01mass of super heated water vapor, mw=0.1…

Question

In the case of heating the air with a heating coil, the absolute humidity of the air

can either increase, or decrease.

does not change.

increases.

decreases.

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

in a cooling process, the _____ and _______ of the air-water mixture do not change.
An air-conditioning system to be installed in a factory with sensible and latent cooling loads of 175 KW and 65 KW, respectively. Assume that the relative humidity of supply air is 90%. The inside state is at 21 °C DB and 70% RH. What is the approximate required dry-bulb temperature in °C of the supply state of air? Select one: O a. 17 b. 16 O c. 18 O d. 14.5 Oe. 14 L
During performances, a theatre experiences a sensible heat load of 500,000 Btu/hr and moisture load of 175 Ib/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?
1. Which has the lowest water content? A. dew point at 20 deg. C B. 70% RH C. absolute humidity of 0.05 D. 60% saturation 2. If the temperature of the exit wet air is at 68 deg. F, calculate the % humidity of the exit air. A. 30% B. 45% C. 50% D. 70% 3. Which of the following is true for the experiment? a. drag force exerted increases b. sphere never reaches terminal velocity c. sphere reaches terminal velocity d. drag force exerted decreases
An apartment has the dimensions 12 m by 6 m by 4 m. The temperature is 30°C, and the relative humidity is 56 percent. What is the total mass (in kg) of water vapor in the air in the apartment? _______ kg
In air-conditioning, how are two or more streams of air mixed? typwritten
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.
During humidification process, __________ increases. (A) Wet bulb temperature (B) Relative humidity (C) Dry bulb temperature (D) Specific humidity
Identify the number of enthalpies that should be taken out/removed and turn ice into a 450-gram of water that is sitting at a room temperature of 85 degrees Fahrenheit? ANS: _____ BTU
12. In a certain experiment, the relative humidity was measured every hour of the day. What type of scale was used in this data gathering? a. nominal C. interval b. ordinal ratio d.
As the Airstream is cooled and dehumidified, the relative humidity____ and the absolute humidity___ A. Increases , Increases B. Decreases, Decreases C. Increases, decreases D. Decreases, Increases