A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor. (A) Isolated (B) Closed (C) Open (D) None of these

A/an __________ system is exemplified by a vessel containing a volatile
liquid in contact with its vapor.
(A) Isolated
(B) Closed
(C) Open
(D) None of these
by

1 Answer

Answer :

(C) Open
by

Related questions

A system in which there is exchange of energy but not of mass, is called a/an __________ system. (A) Isolated (B) Open (C) Insulated (D) Closed

Description : A system in which there is exchange of energy but not of mass, is called a/an __________ system. (A) Isolated (B) Open (C) Insulated (D) Closed

Last Answer : (D) Closed

Rotary lime kiln is an example of a/an __________ system. (A) Closed (B) Open (C) Isolated (D) Non-thermodynamic

Description : Rotary lime kiln is an example of a/an __________ system. (A) Closed (B) Open (C) Isolated (D) Non-thermodynamic

Last Answer : (B) Open

Pick out the wrong statement. (A) The condensing film co-efficient is about 3 times lower for vertical condenser as compared to the equivalent horizontal condenser for identical situation (B) Film co-efficient for vaporisation decreases as a result of vapor binding (C) In industrial practice, sub-cooling of condensate is required, when thecondensate is a volatile liquid and is to be transferred for storage(D) Overall heat transfer co-efficient in a heat exchanger is controlled by thevalue of the film co-efficient, which is higher

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Last Answer : (D) Overall heat transfer co-efficient in a heat exchanger is controlled by the value of the film co-efficient, which is higher

Pick out the wrong statement. (A) Close circuit grinding is more economical than open circuit grinding (B) Cod oil, beef tallow or aluminium stearates are used as grinding aids in cement 'industries' (C) The equipment used for the removal of traces of solids from a liquid is called a classifier (D) Size enlargement is a mechanical operation exemplified by medicinal tablet making

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Last Answer : (C) The equipment used for the removal of traces of solids from a liquid is called a classifier

__________ is the temperature at which a gas-vapor mixture becomes saturated, when cooled at constant total pressure out of contact with a liquid. (A) Dew point (B) Bubble point (C) Dry bulb temperature (D) Wet bulb temperature

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Last Answer : (A) Dew point

In a/an __________ vessel, the fluid enters and leaves following plug flow. (A) Open (B) Closed (C) Open-closed (D) Close-opened

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Last Answer : (B) Closed

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

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

What refers to a system in which there is a flow of mass across its boundaries?  a. Open system  b. Closed system  c. Isolated system  d. Non-flow system

Description : What refers to a system in which there is a flow of mass across its boundaries?  a. Open system  b. Closed system  c. Isolated system  d. Non-flow system

Last Answer : Open system

What system in which there is no exchange of matter with the surrounding or mass does not cross its boundaries?  a. Open system  b. Closed system  c. Isolated system  d. Non-flow system

Description : What system in which there is no exchange of matter with the surrounding or mass does not cross its boundaries?  a. Open system  b. Closed system  c. Isolated system  d. Non-flow system

Last Answer : Closed system

A classification of a system in which mass crosses its boundaries.  a. Closed System  b. Open System  c. Isolated System  d. None of the above

Description : A classification of a system in which mass crosses its boundaries.  a. Closed System  b. Open System  c. Isolated System  d. None of the above

Last Answer : Open System

Coal containing large quantity of __________ are difficult to wash. (A) Ash (B) Inherent mineral matter (C) Free impurities (D) Volatile matter

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Last Answer : (B) Inherent mineral matter

Explain The Following Terms: Isolated System, Open System And Closed System And Give Example Where Ever Possible.?

Description : Explain The Following Terms: Isolated System, Open System And Closed System And Give Example Where Ever Possible.?

Last Answer : 1. Isolated system: A system that can neither exchange matter nor heat with the surrounding is known as an isolated system. For example: Water placed in a vessel that is closed as well as insulated. ... is said to be a closed system. For example: A reaction taking place in a closed metallic vessel.

What system in which neither mass nor energy cross the boundaries and is not influenced by the surroundings?  a. Closed system  b. Open system  c. Isolated system  d. All of these

Description : What system in which neither mass nor energy cross the boundaries and is not influenced by the surroundings?  a. Closed system  b. Open system  c. Isolated system  d. All of these

Last Answer : Isolated system

What do you call a system in which there is a flow of matter through the boundary?  a. Closed system  b. Open system  c. Isolated system  d. All of these

Description : What do you call a system in which there is a flow of matter through the boundary?  a. Closed system  b. Open system  c. Isolated system  d. All of these

Last Answer : Open system

Types of system except one  a. closed  b. open  c. isolated  d. solid

Description : Types of system except one  a. closed  b. open  c. isolated  d. solid

Last Answer : solid

A system whose boundary does not allow the exchange of either matter or energy with the surrounding  a. open system  b. closed system  c. isolated system  d. none of the above

Description : A system whose boundary does not allow the exchange of either matter or energy with the surrounding  a. open system  b. closed system  c. isolated system  d. none of the above

Last Answer : isolated system

Only energy can cross the boundaries.  a. Closed system  b. Open system  c. Isolated system  d. Isoenergetic system

Description : Only energy can cross the boundaries.  a. Closed system  b. Open system  c. Isolated system  d. Isoenergetic system

Last Answer : Closed system

Open system is also known as _________.  a. isolated system  b. closed container  c. control mass  d. control volume

Description : Open system is also known as _________.  a. isolated system  b. closed container  c. control mass  d. control volume

Last Answer : control volume

A system in which there is a flow of mass is known as _____.  A. Equilibrium system  B. Isolated system  C. Open system  D. Closed system

Description : A system in which there is a flow of mass is known as _____.  A. Equilibrium system  B. Isolated system  C. Open system  D. Closed system

Last Answer : Open system

Mixture of ice and water form a  (a) closed system  (b) open system  (c) isolated system  (d) heterogeneous system  (e) thermodynamic system.

Description : Mixture of ice and water form a  (a) closed system  (b) open system  (c) isolated system  (d) heterogeneous system  (e) thermodynamic system.

Last Answer : Answer : d

On a vessel with turbo-electric drive, which of the following conditions would indicate that the propulsion motor had dropped out of synchronization with the propulsion generator? A. Excessive vibration of the vessel B. Tripped main motor interlocks C. Overheated crosstie busses D. Closed contact in the field circuits

Description : On a vessel with turbo-electric drive, which of the following conditions would indicate that the propulsion motor had dropped out of synchronization with the propulsion generator? A. Excessive ... Tripped main motor interlocks C. Overheated crosstie busses D. Closed contact in the field circuits

Last Answer : Answer: A

Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty? (A) Sieve plate column (B) Bubble cap column (C) Randomly packed column (D) Wetted wall column

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Last Answer : (D) Wetted wall column

When a cylindrical vessel, containing some liquid, is rotated about its vertical axis, the liquid surface is depressed down at the axis of its rotation and rises up near the walls of the vessel on all sides. This type of flow is known as (A) Steady flow (B) Turbulent flow (C) Vortex flow

Description : When a cylindrical vessel, containing some liquid, is rotated about its vertical axis, the liquid surface is depressed down at the axis of its rotation and rises up near the walls of the vessel on all sides. This type of flow is known as (A) Steady flow (B) Turbulent flow (C) Vortex flow

Last Answer : Answer: Option C

When a cylindrical vessel containing liquid is revolved about its vertical axis at a constant angular velocity, the pressure (A) Varies as the square of the radial distanceB) Increases linearly as its radial distance (C) Increases as the square of the radial distance (D) Decreases as the square of the radial distance

Description : When a cylindrical vessel containing liquid is revolved about its vertical axis at a constant angular velocity, the pressure (A) Varies as the square of the radial distance B) Increases linearly as ... as the square of the radial distance (D) Decreases as the square of the radial distance

Last Answer : Answer: Option A

When a vessel containing a liquid is heated, the level of liquid initially falls and then rises up. Why does it happen so? OR Describe the irregular expansion of liquid.

Description : When a vessel containing a liquid is heated, the level of liquid initially falls and then rises up. Why does it happen so? OR Describe the irregular expansion of liquid.

Last Answer : On heating the liquid water from 0 degree C to 4 degree C, it contracts so the level of liquid initially falls. But after 4 degree C it expands so liquid rises up.

The intensity of pressure at any point, in a liquid, is (A) Directly proportional to the area of the vessel containing liquid (B) Directly proportional to the depth of liquid from the surface (C) Directly proportional to the length of the vessel containing liquid (D) Inversely proportional to the depth of liquid from the surface

Description : The intensity of pressure at any point, in a liquid, is (A) Directly proportional to the area of the vessel containing liquid (B) Directly proportional to the depth of liquid from the ... length of the vessel containing liquid (D) Inversely proportional to the depth of liquid from the surface

Last Answer : Answer: Option B

When a cylindrical vessel containing liquid is resolved, the surface of the liquid takes the shape of (A) A triangle (B) A paraboloid (C) An ellipse (D) None of these

Description : When a cylindrical vessel containing liquid is resolved, the surface of the liquid takes the shape of (A) A triangle (B) A paraboloid (C) An ellipse (D) None of these

Last Answer : Answer: Option B

Spirit in contact with body gives cool sensation because it is – (1) liquid (2) transparent (3) highly volatile (4) a good conductor

Description : Spirit in contact with body gives cool sensation because it is – (1) liquid (2) transparent (3) highly volatile (4) a good conductor

Last Answer : (3) highly volatile Explanation: Spirit is very volatile. So when it is exposed, it evaporates rapidly to the air if released into the environment, producing a cool effect.

Spirit in contact with body gives cool sensation because it is : (1) liquid (2) transparent (3) highly volatile (4) a good conductor

Description : Spirit in contact with body gives cool sensation because it is : (1) liquid (2) transparent (3) highly volatile (4) a good conductor

Last Answer : highly volatile

Pick out the correct statement.(A) Angle of repose is always greater than the angle of slide (B) A hopper is a small bin with a sloping bottom (C) A silo is a short height vessel of very large diameter used for the storage of high volatile matter coal (D) Pine oil is used as a 'modifying agent' (for activating or depressing the adsorption of filming agents) in froth floatation process

Description : Pick out the correct statement. (A) Angle of repose is always greater than the angle of slide (B) A hopper is a small bin with a sloping bottom (C) A silo is a short height ... used as a 'modifying agent' (for activating or depressing the adsorption of filming agents) in froth floatation process

Last Answer : (B) A hopper is a small bin with a sloping bottom

The total pressure on the top of a closed cylindrical vessel completely filled up with a liquid is (A) Directly proportional to (radius)2 (B) Inversely proportional to (radius)2 (C) Directly proportional to (radius)4 (D) Inversely proportional to (radius)

Description : The total pressure on the top of a closed cylindrical vessel completely filled up with a liquid is (A) Directly proportional to (radius)2 (B) Inversely proportional to (radius)2 (C) Directly proportional to (radius)4 (D) Inversely proportional to (radius)

Last Answer : Answer: Option C

_________________ 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

Which of the following situations can be approximated to a steady state heat transfer system? (A) A red hot steel slab (having outside surface temperature as 1300°C) exposed to the atmospheric air at 35°C (B) 10 kg of dry saturated steam at 8 kgf/cm2 flowing through a short length of stainless steel pipe exposed to atmospheric air at 35°C (C) Boiling brine kept in open vessel when the bottom surface temperature of the vessel is maintained constant at 180°C (D) A sub-cooled refrigerant liquid at 8°C flowing at the rate of 6 Kg/minute through a copper pipe exposed to atmospheric air at 35°C

Description : Which of the following situations can be approximated to a steady state heat transfer system? (A) A red hot steel slab (having outside surface temperature as 1300°C) exposed to the atmospheric air at ... flowing at the rate of 6 Kg/minute through a copper pipe exposed to atmospheric air at 35°C

Last Answer : (B) 10 kg of dry saturated steam at 8 kgf/cm2 flowing through a short length of stainless steel pipe exposed to atmospheric air at 35°C

__________ functions are exemplified by heat and work. (A) Path (B) Point (C) State (D) None of these

Description : __________ functions are exemplified by heat and work. (A) Path (B) Point (C) State (D) None of these

Last Answer : (A) Path

A coal containing high amount of volatile matter will have (A) Low ignition temperature (B) Very little ash content (C) High fusion point of its ash (D) Low adiabatic flame temperature

Description : A coal containing high amount of volatile matter will have (A) Low ignition temperature (B) Very little ash content (C) High fusion point of its ash (D) Low adiabatic flame temperature

Last Answer : (A) Low ignition temperature

An open tank containing liquid is moving with an acceleration on an inclined plane. The inclination of the free surface of the liquid will be __________ to the acceleration of the tank. (A) Equal to (B) Directly proportional (C) Inversely proportional (D) None of these

Description : An open tank containing liquid is moving with an acceleration on an inclined plane. The inclination of the free surface of the liquid will be __________ to the acceleration of the tank. (A) Equal to (B) Directly proportional (C) Inversely proportional (D) None of these

Last Answer : Answer: Option B

When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel, the process is known as __________ of fuel.  A. atomisation  B. carbonisation

Description : When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel, the process is known as __________ of fuel.  A. atomisation  B. carbonisation

Last Answer : Answer: B

Water regulation require that cold water supply pipe from the cwsc to tap outlets and the hot water storage vessel be isolated, with what?

Description : Water regulation require that cold water supply pipe from the cwsc to tap outlets and the hot water storage vessel be isolated, with what?

Last Answer : I found it out its a Full bore gate valve

Which of the following would require least amount of secondary air for combustion? (A) Coke breeze containing 25% ash and 2% volatile matter (B) Anthracite containing 10% volatile matter and 8% ash(C) Bituminous coal containing 20% ash and 25% volatile matter(D) Semi-bituminous coal containing 25% ash and 20% volatile matter

Description : Which of the following would require least amount of secondary air for combustion? (A) Coke breeze containing 25% ash and 2% volatile matter (B) Anthracite containing 10% volatile matter and 8% ash ... ash and 25% volatile matter (D) Semi-bituminous coal containing 25% ash and 20% volatile matter

Last Answer : (A) Coke breeze containing 25% ash and 2% volatile matter

Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer. (A) Less than (B) More than (C) Same as (D) Very much less

Description : Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer. (A) Less than (B) More than (C) Same as (D) Very much less

Last Answer : (B) More than

Bound moisture is that liquid which exerts an equilibrium vapor pressure __________ that of the pure liquid at the given temperature. (A) Less than (B) More than (C) Equal to (D) Either (A) or (B); depends on the solid

Description : Bound moisture is that liquid which exerts an equilibrium vapor pressure __________ that of the pure liquid at the given temperature. (A) Less than (B) More than (C) Equal to (D) Either (A) or (B); depends on the solid

Last Answer : (A) Less than

The separation of liquid droplets from the vapor is done by a/an __________, in the evaporators. (A) Steam ejector (B) Entrainment separator (C) Compressor (D) Vacuum pump

Description : The separation of liquid droplets from the vapor is done by a/an __________, in the evaporators. (A) Steam ejector (B) Entrainment separator (C) Compressor (D) Vacuum pump

Last Answer : (B) Entrainment separator

Clausius-Clapeyron equation is applicable to __________ equilibrium processes. (A) Solid-vapor (B) Solid-liquid (C) Liquid-vapor (D) All (A), (B) and (C)

Description : Clausius-Clapeyron equation is applicable to __________ equilibrium processes. (A) Solid-vapor (B) Solid-liquid (C) Liquid-vapor (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Pick out the wrong statement (A) The concentric atmosphere layer just above troposphere is called stratosphere, which is rich in ozone (B) Mesosphere is characterised by very low atmospheric pressure and low temperature (C) Troposphere is a dusty zone containing water vapor and clouds (D) The radio waves used in the long distance radio communication are reflected back to earth by stratosphere

Description : Pick out the wrong statement (A) The concentric atmosphere layer just above troposphere is called stratosphere, which is rich in ozone (B) Mesosphere is characterised by very low atmospheric ... radio waves used in the long distance radio communication are reflected back to earth by stratosphere

Last Answer : (D) The radio waves used in the long distance radio communication are reflected back to earth by stratosphere

Pick out the wrong statement. (A) The concentric layer in atmosphere which contains about 70% of the total mass of atmosphere and characterised by a steady decrease in temperature is called stratosphere (B) Stratosphere is rich in ozone and is located just above the troposphere (C) Troposphere is a turbulent dusty zone containing much of water vapor and clouds (D) The earth's atmosphere is an envelope of gases extending upto a height of about 200 kms

Description : Pick out the wrong statement. (A) The concentric layer in atmosphere which contains about 70% of the total mass of atmosphere and characterised by a steady decrease in temperature is called stratosphere (B) ... ) The earth's atmosphere is an envelope of gases extending upto a height of about 200 kms

Last Answer : (A) The concentric layer in atmosphere which contains about 70% of the total mass of atmosphere and characterised by a steady decrease in temperature is called stratosphere

n(log n) is referred to A. A measure of the desired maximal complexity of data mining algorithms B. A database containing volatile data used for the daily operation of an organization C. Relational database management system D. None of these

Description : n(log n) is referred to A. A measure of the desired maximal complexity of data mining algorithms B. A database containing volatile data used for the daily operation of an organization C. Relational database management system D. None of these

Last Answer : A. A measure of the desired maximal complexity of data mining algorithms

If something is open or closed in the system then it is informed by followoing sensor. A : Contact Sensor B : Inertial Sensor C : Sonar Sensor D : Biosensor

Description : If something is open or closed in the system then it is informed by followoing sensor. A : Contact Sensor B : Inertial Sensor C : Sonar Sensor D : Biosensor

Last Answer : A : Contact Sensor

If something is open or closed in the system then it is informed byfollowoing sensor. A : Contact Sensor B : Inertial Sensor C : Sonar Sensor D : Biosensor

Description : If something is open or closed in the system then it is informed byfollowoing sensor. A : Contact Sensor B : Inertial Sensor C : Sonar Sensor D : Biosensor

Last Answer : A : Contact Sensor