The ratio of the mass of vapor to the total mass of the mixture is called ______.  A. Vapor ratio  B. Vapor content  C. Vapor index  D. Quality

The ratio of the mass of vapor to the total mass of the mixture is called ______.
 A. Vapor ratio
 B. Vapor content
 C. Vapor index
 D. Quality
by

1 Answer

Answer :

Quality
by

Related questions

A 0.064 kg of octane vapor (MW = 114) is mixed with0.91 kg of air (MW = 29.0) in the manifold of an Engine. The total pressure in the manifold is 86.1 kPa, and a temperature is 290 K. assume octane behaves ideally. What is the partial pressure of the air in the mixture in KPa?  a. 46.8  b. 48.6  c. 84.6  d. 64.8

Description : A 0.064 kg of octane vapor (MW = 114) is mixed with0.91 kg of air (MW = 29.0) in the manifold of an Engine. The total pressure in the manifold is 86.1 kPa, and a temperature is 290 K. assume octane behaves ideally. What is ... of the air in the mixture in KPa?  a. 46.8  b. 48.6  c. 84.6  d. 64.8

Last Answer : 84.6

A vapor that is about to condense is called ______ vapor.  A. Saturated  B. Compressed or subcooled  C. Superheated  D. Unsaturated

Description : A vapor that is about to condense is called ______ vapor.  A. Saturated  B. Compressed or subcooled  C. Superheated  D. Unsaturated

Last Answer : Saturated

“The total volume of a mixture of non-reacting gases is equal to the sum of the partial volumes.” This statement is known as ______.  A. Law of Dulong and Petit  B. Maxwell-Boltzmann law  C. Amagat’s law  D. Avogadro’s law

Description : “The total volume of a mixture of non-reacting gases is equal to the sum of the partial volumes.” This statement is known as ______.  A. Law of Dulong and Petit  B. Maxwell-Boltzmann law  C. Amagat’s law  D. Avogadro’s law

Last Answer : Amagat’s law

___________ is the percent by weight that is saturated liquid.  a) Quality, x  b) Percent Moisture, y  c) Vapor  c) Liquid

Description : ___________ is the percent by weight that is saturated liquid.  a) Quality, x  b) Percent Moisture, y  c) Vapor  c) Liquid

Last Answer : Percent Moisture, y

___________ is the percent by weight that is saturated vapor.  a) Quality, x  b) Percent Moisture, y  c) Vapor  d) Liquid

Description : ___________ is the percent by weight that is saturated vapor.  a) Quality, x  b) Percent Moisture, y  c) Vapor  d) Liquid

Last Answer : Quality, x

__________________ represents the highest pressure and highest temperature at which liquid and vapor can coexist in equilibrium.  a) Critical Point  b) Boiling Point  c) Quality Point  d) None of the above

Description : __________________ represents the highest pressure and highest temperature at which liquid and vapor can coexist in equilibrium.  a) Critical Point  b) Boiling Point  c) Quality Point  d) None of the above

Last Answer : Critical Point

A vessel with a volume of cubic meter contains liquid water and water vapor ion equilibrium at 600 kPa. The liquid water has mass of1kg. Using the steam table, calculate the mass of the water vapor.  A. 0.99kg  B. 1.57 kg  C. 2.54 kg  D. 3.16 kg Formula: from the steam table at 600kPa vƒ = 0.001101 m^3 / kg vg = 0.3157 m^3 / kg Vtot = mƒ vƒ + mg vg mg = (tot-mƒ vƒ) / vg

Description : A vessel with a volume of cubic meter contains liquid water and water vapor ion equilibrium at 600 kPa. The liquid water has mass of1kg. Using the steam table, calculate the mass of the water vapor.  A. 0.99kg  B. 1.57 kg  C ... / kg vg = 0.3157 m^3 / kg Vtot = mƒ vƒ + mg vg mg = (tot-mƒ vƒ) / vg

Last Answer : 3.16 kg

Is define as the ratio of the actual pressure of the vapor  a. Relative Humidity  b. Humidity Ratio  c. Dew Point  d. Adiabatic Saturation

Description : Is define as the ratio of the actual pressure of the vapor  a. Relative Humidity  b. Humidity Ratio  c. Dew Point  d. Adiabatic Saturation

Last Answer : Relative Humidity

In the equation Pv = RT, the constant of proportionality R is known as ______.  A. Universal gas constant  B. Gas constant  C. Ideal gas factor  D. Gas index

Description : In the equation Pv = RT, the constant of proportionality R is known as ______.  A. Universal gas constant  B. Gas constant  C. Ideal gas factor  D. Gas index

Last Answer : Gas constant

Work done in an adiabatic process between a given pair of end states depends on  (a) the end states only  (b) particular adiabatic process  (c) the value of index n  (d) the value of heattransferred  (e) mass of the system.

Description : Work done in an adiabatic process between a given pair of end states depends on  (a) the end states only  (b) particular adiabatic process  (c) the value of index n  (d) the value of heattransferred  (e) mass of the system.

Last Answer : Answer : a

According to Avogadro’s law  A. the product of the gas constant and the molecular mass of an ideal gas is constant  B. the sum of partial pressure of the mixture of two gases is sum of the two  C. equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules  D. all of the above

Description : According to Avogadro's law  A. the product of the gas constant and the molecular mass of an ideal gas is constant  B. the sum of partial pressure of the mixture of two gases is sum of the ... all gases, at the same temperature and pressure, contain equal number of molecules  D. all of the above

Last Answer : Answer: C

The index of compression n tends to reach ratio of specific heats y when  (a) flow is uniform and steady  (b) process is isentropic  (c) process is isothermal  (d) process is isentropic and specific heat does not change with temperature  (e) process is isentropic and specific heat changes with temperature.

Description : The index of compression n tends to reach ratio of specific heats y when  (a) flow is uniform and steady  (b) process is isentropic  (c) process is isothermal  (d) process ... specific heat does not change with temperature  (e) process is isentropic and specific heat changes with temperature.

Last Answer : Answer : d

The changing of solid directly to vapor without passing through liquid state is called  a. Evaporation  b. Vaporization  c. Sublimation  d. Condensation

Description : The changing of solid directly to vapor without passing through liquid state is called  a. Evaporation  b. Vaporization  c. Sublimation  d. Condensation

Last Answer : Sublimation

The temperature at which the vapor pressure exactly equals one atm is called _________.  a. boiling temperature  b. normal boiling point  c. triple point  d. point of infliction

Description : The temperature at which the vapor pressure exactly equals one atm is called _________.  a. boiling temperature  b. normal boiling point  c. triple point  d. point of infliction

Last Answer : normal boiling point

A vapor that is not about to condense is called _____ vapor.  A. Saturated  B. Compressed or subcooled  C. Superheated  D. Unsaturated

Description : A vapor that is not about to condense is called _____ vapor.  A. Saturated  B. Compressed or subcooled  C. Superheated  D. Unsaturated

Last Answer : Superheated

According to Dalton’s law, the total pres sure of the mixture of gases is equal to  (a) greater of the partial pressures of all  (b) average of the partial pressures of all  (c) sum of the partial pressures of all  (d) sum of the partial pressures of all divided by average molecular weight  (e) atmospheric pressure.

Description : According to Dalton's law, the total pres sure of the mixture of gases is equal to  (a) greater of the partial pressures of all  (b) average of the partial pressures of all  (c) sum ... all  (d) sum of the partial pressures of all divided by average molecular weight  (e) atmospheric pressure.

Last Answer : Answer : c

Occurs when the vapor pressure equals the atmospheric pressure  a. Boiling  b. Melting  c. Freezing  d. Vaporizing

Description : Occurs when the vapor pressure equals the atmospheric pressure  a. Boiling  b. Melting  c. Freezing  d. Vaporizing

Last Answer : Boiling

What is the temperature when water and vapor are in equilibrium with the atmospheric pressure?  a. Ice point  b. Steam point  c. Critical point  d. Freezing point

Description : What is the temperature when water and vapor are in equilibrium with the atmospheric pressure?  a. Ice point  b. Steam point  c. Critical point  d. Freezing point

Last Answer : Steam point

At steam point, the temperature of water and its vapor at standard pressure are:  a. Extremes or maximum  b. unity  c. in equilibrium  d. undefined

Description : At steam point, the temperature of water and its vapor at standard pressure are:  a. Extremes or maximum  b. unity  c. in equilibrium  d. undefined

Last Answer : in equilibrium

What is the temperature when water and vapor are in the equilibrium with the atmospheric pressure?  a. Ice point  b. Steam point  c. Critical point  d. Freezing point

Description : What is the temperature when water and vapor are in the equilibrium with the atmospheric pressure?  a. Ice point  b. Steam point  c. Critical point  d. Freezing point

Last Answer : Steam point

Which of the following cycle is used in vapor cycle power plant?  a. Brayton cycle  b. Diesel cycle  c. Ericson cycle  d. Rankine cycle

Description : Which of the following cycle is used in vapor cycle power plant?  a. Brayton cycle  b. Diesel cycle  c. Ericson cycle  d. Rankine cycle

Last Answer : Rankine cycle

_____________ is the difference between the actual temperature of superheated vapor and the saturation temperature for the existing pressure.  a) Degrees of Superheat, °SH  b) Degrees of Sub cooled, °SB  c) Both a and b  d) None of the above

Description : _____________ is the difference between the actual temperature of superheated vapor and the saturation temperature for the existing pressure.  a) Degrees of Superheat, °SH  b) Degrees of Sub cooled, °SB  c) Both a and b  d) None of the above

Last Answer : Degrees of Superheat, °SH

_________________ is a combination of saturated vapor and saturated liquid.  a) Vapor  b) Saturated Vapor  c) Superheated Vapor  d) Wet Vapor

Description : _________________ is a combination of saturated vapor and saturated liquid.  a) Vapor  b) Saturated Vapor  c) Superheated Vapor  d) Wet Vapor

Last Answer : Wet Vapor

__________________ is a vapor having a temperature higher than the saturation temperature corresponding to the existing pressure.  a) Vapor  b) Saturated Vapor  c) Superheated Vapor  d) Wet Vapor

Description : __________________ is a vapor having a temperature higher than the saturation temperature corresponding to the existing pressure.  a) Vapor  b) Saturated Vapor  c) Superheated Vapor  d) Wet Vapor

Last Answer : Superheated Vapor

___________________ is a vapor at the saturation conditions (saturation temperature and saturation pressure).  a) Vapor  b) Saturated Vapor  c) Superheated Vapor  d) Wet Vapor

Description : ___________________ is a vapor at the saturation conditions (saturation temperature and saturation pressure).  a) Vapor  b) Saturated Vapor  c) Superheated Vapor  d) Wet Vapor

Last Answer : Saturated Vapor

_________________ is the name given to a gaseous phase that is in contact with the liquid phase, or that is in the vicinity of a state where some of it might be condensed.  a) Vapor  b) Saturated Vapor  c) Superheated Vapor  d) Wet Vapor

Description : _________________ is the name given to a gaseous phase that is in contact with the liquid phase, or that is in the vicinity of a state where some of it might be condensed.  a) Vapor  b) Saturated Vapor  c) Superheated Vapor  d) Wet Vapor

Last Answer : Vapor

Water vapor at 100 KPa and 150°C is compressed isothermally until half the vapor has condensed. How much work must be performed on the steam in this compression process per kilogram?  a) -1384.7 kJ  b) 1384.7 kJ  c) -2384.7 kJ  d) 2384.7 kJ

Description : Water vapor at 100 KPa and 150°C is compressed isothermally until half the vapor has condensed. How much work must be performed on the steam in this compression process per kilogram?  a) -1384.7 kJ  b) 1384.7 kJ  c) -2384.7 kJ  d) 2384.7 kJ

Last Answer : -1384.7 kJ

A 10m^3 vessel initially contains 5 m^3 of liquid water and 5 m^3 of saturated water vapor at 100 kPa. Calculate the internal energy of the system using the steam table.  A. 5 x10^5 kJ  B. 8x10^5 kJ  C. 1 x10^6 kJ  D. 2 x10^6 kJ Formula: fromthe steamtable vƒ = 0.001043 m^3 / kg vg = 1.6940 m^3 / kg u ƒ= 417.3 kJ/kg ug= 2506kJ/kg formula: Mvap = V vap/vg M liq = Vliq/ vƒ u =uƒM liq + ug M vap

Description : A 10m^3 vessel initially contains 5 m^3 of liquid water and 5 m^3 of saturated water vapor at 100 kPa. Calculate the internal energy of the system using the steam table.  A. 5 x10^5 kJ  B. 8x10^5 kJ  C. 1 ... 3 kJ/kg ug= 2506kJ/kg formula: Mvap = V vap/vg M liq = Vliq/ vƒ u =uƒM liq + ug M vap

Last Answer : 2 x10^6 kJ

On a day when the partial pressure of water vapor remains constant, what happens as the temperature rises?  a. the relative humidity increases  b. the relative humidity decreases  c. the relative humidity remains constant  d. the air would eventually become saturated

Description : On a day when the partial pressure of water vapor remains constant, what happens as the temperature rises?  a. the relative humidity increases  b. the relative humidity decreases  c. the relative humidity remains constant  d. the air would eventually become saturated

Last Answer : the relative humidity decreases

_________is the partial pressure of water vapor at the existing temperature divided by the equilibrium vapor pressure of water at the existing temperature.  a. vacuum pressure  b. relative humidity  c. absolute pressure  d. vapor pressure

Description : _________is the partial pressure of water vapor at the existing temperature divided by the equilibrium vapor pressure of water at the existing temperature.  a. vacuum pressure  b. relative humidity  c. absolute pressure  d. vapor pressure

Last Answer : relative humidity

Vapor pressure depends only on _________.  a. pressure  b. force  c. volume  d. temperature

Description : Vapor pressure depends only on _________.  a. pressure  b. force  c. volume  d. temperature

Last Answer : temperature

The pressure of the vapor phase of a substance that is in equilibrium with the liquid or solid phase.  a. Phase Pressure  b. Equilibrium Vapor Pressure  c. Specific Pressure  d. Equilibrium Phase Pressure

Description : The pressure of the vapor phase of a substance that is in equilibrium with the liquid or solid phase.  a. Phase Pressure  b. Equilibrium Vapor Pressure  c. Specific Pressure  d. Equilibrium Phase Pressure

Last Answer : Equilibrium Vapor Pressure

Which is NOT a correct statement?  A. A superheated vapor will not condense when small amount of heat re removed  B. An ideal gas is a gas that is not a superheated vapor  C. A saturated liquid can absorb as much heat as it can without vaporizing  D. Water at 1 atm and room temperature is subcooled

Description : Which is NOT a correct statement?  A. A superheated vapor will not condense when small amount of heat re removed  B. An ideal gas is a gas that is not a superheated vapor  C. A saturated ... absorb as much heat as it can without vaporizing  D. Water at 1 atm and room temperature is subcooled

Last Answer : An ideal gas is a gas that is not a superheated vapor

Water boils when:  A. Its saturated vapor pressure equals to the atmospheric pressure  B. Its vapor pressure equals 76cm of mercury  C. Its temperature reaches 212 degree Celsius  D. Its vapor pressure is 1 gram per sq. cm

Description : Water boils when:  A. Its saturated vapor pressure equals to the atmospheric pressure  B. Its vapor pressure equals 76cm of mercury  C. Its temperature reaches 212 degree Celsius  D. Its vapor pressure is 1 gram per sq. cm

Last Answer : Its saturated vapor pressure equals to the atmospheric pressure

What is defined as the direct conversion of a substance from the solid to the vapor state or vice versa without passing the liquid state?  A. Condensation  B. Vaporization  C. Sublimation  D. Cryogenation

Description : What is defined as the direct conversion of a substance from the solid to the vapor state or vice versa without passing the liquid state?  A. Condensation  B. Vaporization  C. Sublimation  D. Cryogenation

Last Answer : Sublimation

What refers to the point at which the saturated liquid and saturated vapor states are the same or identical?  A. Triple point  B. Inflection point  C. Maximum point  D. Critical point

Description : What refers to the point at which the saturated liquid and saturated vapor states are the same or identical?  A. Triple point  B. Inflection point  C. Maximum point  D. Critical point

Last Answer : Maximum point

The law of conservation of mass states that ______.  a. mass is indestructible  b. mass is destructible  c. mass is indestructible  d. none of the above

Description : The law of conservation of mass states that ______.  a. mass is indestructible  b. mass is destructible  c. mass is indestructible  d. none of the above

Last Answer : mass is indestructible

______ of a Body is the absolute quantity of a matter in it.  a. Mass  b. Weight  c. Density  d. Volume

Description : ______ of a Body is the absolute quantity of a matter in it.  a. Mass  b. Weight  c. Density  d. Volume

Last Answer : Mass

The ______ of a substance is the amount of heat that must be added or removed from a unit mass of the substance to change its temperature by one degree.  A. Latent heat of fusion  B. Molar heat  C. Specific heat capacity  D. Specific heat

Description : The ______ of a substance is the amount of heat that must be added or removed from a unit mass of the substance to change its temperature by one degree.  A. Latent heat of fusion  B. Molar heat  C. Specific heat capacity  D. Specific heat

Last Answer : Specific heat capacity

The mass of one mole of a substance in grams is known as ______.  A. Molar weight  B. Molar mass  C. Molar volume  D. Molar constant

Description : The mass of one mole of a substance in grams is known as ______.  A. Molar weight  B. Molar mass  C. Molar volume  D. Molar constant

Last Answer : Molar mass

The temperatures of the ideal gas temperature scale are measured by using a ______.  A. Constant-volume gas thermometer  B. Constant-mass gas thermometer  C. Constant-temperature gas thermometer  D. Constant-pressure gas thermometer

Description : The temperatures of the ideal gas temperature scale are measured by using a ______.  A. Constant-volume gas thermometer  B. Constant-mass gas thermometer  C. Constant-temperature gas thermometer  D. Constant-pressure gas thermometer

Last Answer : Constant-volume gas thermometer

An open system may refer to ______.  A. Control mass  B. Control volume  C. Control energy  D. Control temperature

Description : An open system may refer to ______.  A. Control mass  B. Control volume  C. Control energy  D. Control temperature

Last Answer : Control volume

A closed system may refer to ______.  A. Control mass  B. Control volume  C. Control energy  D. Control temperature

Description : A closed system may refer to ______.  A. Control mass  B. Control volume  C. Control energy  D. Control temperature

Last Answer : Control mass

If a system involves two phases, it is in ______ equilibrium when the mass of each phase reaches an equilibrium level and stays there.  A. Chemical  B. Thermal  C. Mechanical  D. Phase

Description : If a system involves two phases, it is in ______ equilibrium when the mass of each phase reaches an equilibrium level and stays there.  A. Chemical  B. Thermal  C. Mechanical  D. Phase

Last Answer : Phase

What remains constant during a steady-flow process?  A. Mass  B. Energy content of the control volume  C. Temperature  D. Mass and energy content of the control volume

Description : What remains constant during a steady-flow process?  A. Mass  B. Energy content of the control volume  C. Temperature  D. Mass and energy content of the control volume

Last Answer : Mass and energy content of the control volume

What is known as the total heat and heat content at various times in the history?  a. enthalpy  b. entropy  c. internal energy  d. latent heat

Description : What is known as the total heat and heat content at various times in the history?  a. enthalpy  b. entropy  c. internal energy  d. latent heat

Last Answer : enthalpy

The gas constant of a certain gas is the ratio of:  A. Universal gas constant to molar mass  B. Universal gas constant to atomic weight  C. Universal gas constant to atomic number  D. Universal gas constant to number of moles

Description : The gas constant of a certain gas is the ratio of:  A. Universal gas constant to molar mass  B. Universal gas constant to atomic weight  C. Universal gas constant to atomic number  D. Universal gas constant to number of moles

Last Answer : Universal gas constant to molar mass

What states that the net change in the total energy of the system during a process is equal to the difference between the total energy entering and the total energy leaving the system during that process?  A. Third law of thermodynamics  B. Conservation of energy principle  C. Second law of thermodynamics  D. Conservation of mass principle

Description : What states that the net change in the total energy of the system during a process is equal to the difference between the total energy entering and the total energy leaving the system during ... Conservation of energy principle  C. Second law of thermodynamics  D. Conservation of mass principle

Last Answer : Conservation of energy principle

What states that the net mass transfer to or from a system during a process is equal to the net change in the total mass of the system during that process?  A. Third law of thermodynamics  B. Conservation of energy principle  C. Second law of thermodynamic  D. Conservation of mass principle

Description : What states that the net mass transfer to or from a system during a process is equal to the net change in the total mass of the system during that process?  A. Third law of thermodynamics  B. Conservation of energy principle  C. Second law of thermodynamic  D. Conservation of mass principle

Last Answer : Conservation of mass principle

Is a steady flow process at total constant pressure through a control volume for which there is no heat?  a. Adiabatic Saturation Process  b. Dew point  c. Adiabatic Ratio  d. None of the above

Description : Is a steady flow process at total constant pressure through a control volume for which there is no heat?  a. Adiabatic Saturation Process  b. Dew point  c. Adiabatic Ratio  d. None of the above

Last Answer : Adiabatic Saturation Process