The barometer shows a value of 770 mm Hg; dry bulb temperature is 45°C; wet bulb temperature is 30°C. Specify: a. Relative Humidity (RH) = % b. Absolute humidity. = (kg of water / kg of air) c. Dew point temperature. = °C

Q: 18. What is the rm.s. speed for a sample of oxygen gas at 25°C? (a) 248 m/s (b) 482 m/s (c) 428 m/s…

A: RMS speed is given asVRMS=3RTMwR=gas constant=253 Jmol. kT=temperature of sampleMw=molecular weight…

Q: 1.) The temperature is 14 F. From 7 AM to noon, the temperature increased 2'F every hour. what was…

A: The temperature at 7 AM = 14o F increase in temperature = 2o F every hour

Q: The average January temperature for Kathmandu, Nepal is 49.3 °F, and the average July temperature is…

A: Average january temperature for kathmandu (T) = 49.3 degree F Average july temperature for kathmandu…

Q: 2. Calculate the melting point of ice under a pressure of 10 MPa in Kelv density of ice under these…

A: GivenP=10 MPa

Q: 2. At what absolute temperature (K) is Fahrenheit (F) temperature twice the Celsius temperature (C)?

A: The temperature in Fahrenheit and degree Celsius are are related as, F=95C+32 Here, F is the…

Q: Find the mass of 1m3 of pure oxygen under std. atmospheric condition having a temperature of 25°C.…

A:

Q: 3. The manufacturing process for an automobile part involves drilling a hole 16.9 mm in diameter…

A:

Q: C. Exercises on Ideal Gas Equation 1. What will be the value of the universal gas constant if…

A: 1) PV = nRT  We know that  R = 8.31 (Pa m3)/(mol K)  R = 8.31  kPa × Ltr /(mol K)

Q: The absolute humidity at atmospheric pressure at 25 ° C is 0.017 kg water / kg dry air. Specify: a.…

A: atmospheric pressure (Patm) =101.32kPa. Temperature (T) = 250C=298K.

Q: A lead ball with a radius of 2.50 cm is heated to a temperature of 145°C.  A) If it is dropped into…

A: radius of the lead ball=2.50 cm temperature to which the lead ball is heated=145°C Assuming that…

Q: 5. The surface temperature of the Sun is about 5750 K. Wha is this temperature on the Fahrenheit…

A: Given: Temperature of Sun in kelvin is 5750 K. To find: Temperature on Fahrenheit scale.

Q: Two Scales.At what temperature is the numerical reading on the Celsius scale equal to0.14times…

A: Given Reading on celcius scale = 0.14 × reading on the Fahrenheit scale We have to calculate the…

Q: 9. A quartz sphere is 14.0 cm in diameter. What will be its change in volume if it is heated from 64…

A: Given : diameter of quart sphere, d = 14 cm =  0.14 m             increase in temperature, ΔT =…

Q: If the velocity of a body related to displacement x is given by v= √√5000 + 24x m/s, then the…

A: We are given the velocity as function of displacement. We know that acceleration is time derivative…

Q: Given the following laboratory calculations, properly report each result: a. (3 pts) Rate of heat…

A: a)R=0.441238SR=0.014875rate of heat gain in calarories per second:,R=R±SR…

Q: 25. A small iron ball,dropped from a height of 1 m, re- bounds back to a height of 30 cm, from the…

A: Given data The intial height of the ball dropped is Ho = 1 m The rebound height of the ball is H1 =…

Q: 1. Radiation makes it impossible to stand close to a hot lava flow. Calculate the rate of heat…

A:

Q: A lead rod has a length of 37.9m when the temperature is 7.3 degrees celcius. klhat is its length…

A:

Q: By ideal gas law, the thermal pressure of a gas depends on A. number density of particles only. B.…

A: ideal gas law, the thermal pressure of a gas depends on A. number density of particles only. B.…

Q: On the KuyaWill temperature scale, the freezing point of water is -33°KW and the boiling point in…

A:

Q: 1. Find the variation of atmospheric pressure with elevation in the earth’s atmosphere. Assume that…

A:

Q: At an altitude of 160 km, the density of air is 1.5 * 10 ^ - 9; kg / (m ^ 3) and the temperature is…

A:

Q: At what temperature is the average speed of carbon dioxide molecules ( M = 44.0 g/mol) 510 m/s?

A:

Q: What should be the temperature of supply air of the all air reheat if the temperature requirement of…

A: Given : Choose correct option about temperature of supply air

Q: 1. Air at 1 atm and 20°C is flowing over the top surface of a 0.5-m long thin plate. The airstream…

A: Air temperature (Tair) = 20°C = 20 + 273.15 K = 193.15 KSurface temperature (Tsurface) = 180°C = 180…

Q: 1. A device called an insolation meter is used to measure the intensity of sunlight. It has an area…

A:

Q: 34 : At what temperature will be R.M.S. velocity of a gas be double its value at N.T.P.? (а) 273°C…

A: In this question we have to find the temperature of gas. we know the r.m.s velocity of gas is double…

Q: 3. A 4-lb prime rib was initially warmed in a microwave oven and then immediately placed in a…

A: Given:Ambient temperature of regular aven, Ta = 350oFat time, t= 1 hr ,temperature of rib is, T1 =…

Q: An aluminum prism has a volume of 200.0 m^3 at 30°C. When it is heated to 120°C, what is the prism’s…

A: The thermal expansion of a solid in terms of volume is given by:∆V=βV∆T..........(1)where,∆V(=V1-V)…

Q: A spherical 24-in.- diameter balloon contains helium at 72°F. What is the mass of helium in the…

A:

Q: 2. A person steps out of the shower and dries off. The person's skin with an emissivity of 0.75 has…

A: Mathematically, the Stefan-Boltzmann Law can be given as, E = σe(T4 - To4) where E is the energy…

Q: 2. A wheel rotates 18 degrees in 20 milliseconds. How many revolutions per minute (RPM) is this?

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Q: 2. At 1:00 p.m., a thermometer reading 700F is taken outside where the air temperature is -100F (ten…

A: Concept: In this Question we will use the Newton's Law of Cooling. The Formula used is:…

Q: A heater has failed in an instrument air dryer. What is the result? A. Dew point increases. Dew…

A: Air dryer is one of the important part of the compressed air system in a thermal power plant.