A temperature of 31 °C is the same as ________ K.

Q: An isobaric process is a polytropic process. True or false

A:

Q: Justify/show proof: Specific enthalpy, h in kJ/kgda is the TOTAL enthalpy of atmospheric air.

A: In this problem, we have to show that the specific enthalpy, h in kJ/kg dry air is the total…

Q: In the given manometer system, there is 1 mole of He gas at 177 °C. When the temperature of this gas…

A:

Q: What is the internal energy of the system and how can it be changed?

A: Explanation  Internal Energy : Internal energy of the system is the total energy contained within…

Q: (a) mass flow rate of refrigerant in kg/s (b) mass flow rate of refrigerant per ton of refrigeration…

A:

Q: Constant-volume and constant-pressure specific heats cv and cp (values given are for helium gas).

A: Let, R = characteristic gas constant = 287 J/kgK   Now we know that Helium is a monoatomic gas,…

Q: The specific heat value, universal gas constant and specific gas constant has the same unit. Is it…

A:

Q: Can a room be cooled by keeping the refrigerator door open?

A: We can simply say "NO" for the above question. What is the reason behind it? The reason is very…

Q: What is the Kelvin equivalent of 70 0F.

A: Given data: The temperature is TF = 70 oF.

Q: which of the following gives the absolute pressure, 8m below the surface of salt water? assume the…

A: Given data:

Q: Apply the first law to a constant-volume process.

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Q: 1. What is the most probably the value of standard atmospheric pressure at sea level? a. 764mmHg b.…

A: Note:As per our guidelines we are supposed to answer only one question. Kindly repost other…

Q: A 'wind' is simply a flow of huge amount of air, usually from a high pressure area to a low pressure…

A: Given:- Wind flow To find:- True or false that wind flows from higher pressure area to lower…

Q: Describe the difference between specific volume expressed on a mass basis and a molar basis.

A: Specific volume on the mass basis is Specific volume is defined as the ratio between the volume to…

Q: For ideal gases, .... is a function of temperature only       A)change of density

A: Given data :-  For ideal gases, .... is a function of temperature only

Q: Which quantity is having units slug.ft2/s?

A: Given: The given unit is U=1 slug-ft2/s.

Q: 2) PAGASA Mactan reports the June 12, 2019 weather condition: Barometer pressure Dewpoint…

A: Given data: Barometer pressure = 1 atm Dew point temperature = 15°C Dry bulb temperature = 30°C   We…

Q: States that

A: Given; If a system is in equilibrium and the position of the system  depends upon many independent…

Q: Q2/ A- There are several specific types of thermodynamic processes that happen frequently, what are…

A: To find : A) major types of thermodynamic processes               B) TDC and BDC

Q: t = two hundred fifty degrees; v = 54.2 *10-3 m3/kg superheated?

A: Superheated steam is a very high-temperature vapour produced by heating saturated steam produced…

Q: :Enthalpy is a thermodynamic potential that consists of the internal energy of the system plus the…

A: Option 3 is correct.

Q: How much energy (in Joules) is required to fully melt 20g of ice taken from the freezer at - 5…

A: Given data as per question mass if ice =20×10−3 kginitial temperature =−50cwe know…

Q: HW2.1 A V= Im' volume of water is contained in a rigid container. Estimate the change in the volume…

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Q: A. The capacity of hot bodies to produce work is? Kinetic Energy Heat Potential Energy Internal…

A: In thermal science, the important properties of the system are: Temperature  Enthalpy Entropy

Q: Given the barometric pressure of 14.7 psia, make the following conversions. a) 90psig to psia to…

A: As per our guidelines we are supposed to solve only 3 subparts if multiple subparts are asked .…

Q: 1. At 25° API specific gravity, what is the heating value of oil in Btu/lb?

A: Note: Since you have asked multiple question, we will solve the first question for you. If you want…

Q: True or false  For a system to be in thermodynamic equillibrium it is necessary that the pressure…

A: Explanation : A system would be in thermodynamic equilibrium when the system is in thermal ,…

Q: According to first law of thermodynamics

A: Thermodynamic : It is study of relation between  Heat Work  Temperature Energy

Q: the volume of one mole of an ideal gas is 22.4 liters at standard conditions (1atm, 0 °C) Calculate…

A: Universal gas constant at standard conditions is, R=0.147gal-psialb-mol.oR

Q: J 5 By polytropic process, isothermal process or adiabatic process to press the ideal gas from same…

A:

Q: Problem #1. During a heating process, the temperature of a system rises by 10°C. Express this rise…

A: Rise in temperature, ∆T=10oC

Q: By actual measurement, the enthalpy of steam at 8 bar is found to be              3000 KJ/Kg. What…

A: 1. Given:P1=8 barActual enthalpy, h1=3000KJKgAt 8 bar pressure, enthalpy of…

Q: Which of the following is intensive property heat: work, internal energy, specific heat, heat…

A: Explanation: Intensive property: The properties which are independent on mass of the system is…

Q: 20 kPa pressure difference is equal to .... mercury manometer height. Take mercury specific gravity…

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Q: How does pressure change as a function of altitude?

A: Pressure at any point in a fluid at at certain depth is given as:P=ρgHwhere,H=Height from free…

Q: What is the pressure of refrigerant 134a with a temperature of –12.73 °C and a dryness of 0.816?

A: Given data:

Q: Superheated vapor is characterized by the following, EXCEPT: a.Higher temperature (T>Tsat @ given…

A:

Q: Meat, and fish are non-perishable foods true O false O

A: INTRODUCTION: Non-perishable foods, such as canned goods and dried fruit, have a lengthy shelf life…

Q: What is the effect of overdamped state?

A: Overdamped: When the damping factor is greater than unity than it's called overdamped. An overdamped…

Q: 1. Define a 1-ton air conditioning unit. In terms of energy, what does the term "1 ton" mean?

A: 1) What does 1 ton mean? 1 ton in Air conditioning doesn't mean anything about its weight. This ton…

Q: A substance with a high volatility

A: Volatility is a material property in chemistry that specifies how easily a substance vaporises.…

Q: barometric pressure or 1 atmospheric 1 pressure is equal to 0 kgf/cm2 O 1.019 kgf/cm2 O 0.9 kgf/cm2…

A: Given data To select the correct option.

Q: Briefly explain how to use steam table in thermodynamics

A: Steam tables are necessary for steam users in industry, just as a map is required when driving in a…

Q: At 28oAPI specific gravity, what is heating value of oil in kJ/kg?

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Q: A water storage tank contalns Liquid and Vapor in equilibruim at lloE. The distance from bottonm of…

A: Saturation Pressure: The pressure exerted by the vapor when it is in equilibrium with the liquid is…

Q: The unit of work in S.I. units is .A Newton .B pound .C joule .D slug

A: