Work done is a (A) Property of the system (B) Path function (C) Point function (D) State description of a system

Work done is a
(A) Property of the system
(B) Path function
(C) Point function
(D) State description of a system
by

1 Answer

Answer :

(B) Path function
by

Related questions

A point charge q moves from A to B along a parabolic(x2 =2ay) path (AB is latus rectum). Electric field is along x-axis. The work done by the field is

Description : A point charge q moves from A to B along a parabolic(x2 =2ay) path (AB is latus rectum). Electric field is along x-axis. The work done by the field is

Last Answer : A point charge q moves from A to B along a parabolic(x2 =2ay) path (AB is latus rectum). Electric field is ... qEa` B. `+qEa` C. `-2qEa` D. `2qEa`

Pick out the correct statement. (A) Entropy and enthalpy are path functions (B) In a closed system, the energy can be exchanged with the surrounding, while matter cannot be exchanged (C) All the natural processes are reversible in nature (D) Work is a state function

Description : Pick out the correct statement. (A) Entropy and enthalpy are path functions (B) In a closed system, the energy can be exchanged with the surrounding, while matter cannot be exchanged (C) All the natural processes are reversible in nature (D) Work is a state function

Last Answer : (C) All the natural processes are reversible in nature

Extensive property of a system is one whose value  (a) depends on the mass of the system like volume  (b) does not depend on the mass of the system, like temperature, pressure, etc.  (c) is not dependent on the path followed but on the state  (d) is dependent on the path followed and not on the state  (e) is always constant.

Description : Extensive property of a system is one whose value  (a) depends on the mass of the system like volume  (b) does not depend on the mass of the system, like temperature, pressure, etc.  (c) is not ... the state  (d) is dependent on the path followed and not on the state  (e) is always constant.

Last Answer : Answer : a

Intensive property of a system is one whose value  (a) depends on the mass of the system, like volume  (b) does not depend on the mass of the system, like temperature, pressure, etc.  (c) is not dependent on the path followed but on the state  (d) is dependent on the path followed and not on the state  (e) remains constant.

Description : Intensive property of a system is one whose value  (a) depends on the mass of the system, like volume  (b) does not depend on the mass of the system, like temperature, pressure, etc.  (c) is not ... on the state  (d) is dependent on the path followed and not on the state  (e) remains constant.

Last Answer : Answer : b

Illegal purchase or bid for property offered for sale by authority of public servant shall be punished with imprisonment of either description for a term which may extend to ____, or with fine which may extend to ____ rupees, or with both a) One month, six hundred b) One month, five hundred c) One month, two hundred d) None of these

Description : Illegal purchase or bid for property offered for sale by authority of public servant  shall be punished with imprisonment of either description for a term which may extend  to ____, or with fine which may extend ... six hundred b) One month, five hundred c) One month, two hundred d) None of these

Last Answer : c) One month, two hundred

Whoever intentionally obstructs any sale of property offered for sale by the lawful authority of any public servant, as such, shall be punished with imprisonment of either description for a term which may extend to ____, or with fine which may extend to ____ rupees, or with both a) One month, six hundred b) One month, five hundred c) Six month, one thousand d) None of these

Description : Whoever intentionally obstructs any sale of property offered for sale by the lawful  authority of any public servant, as such, shall be punished with imprisonment of either  description for a term which may extend ... hundred b) One month, five hundred c) Six month, one thousand d) None of these

Last Answer : b) One month, five hundred

A planning method, which provides details of the work to accomplish, but also provide some preliminary description of the work to be done in later phases is called : 1. Progressive detailing 2. Rolling wave 3. Strategic 4. Operational

Description : A planning method, which provides details of the work to accomplish, but also provide some  preliminary description of the work to be done in later phases is called : 1. Progressive detailing  2. Rolling wave  3. Strategic  4. Operational

Last Answer : 2. Rolling wave

A _________ is a quantity whose value depends on the path followed during a particular change in state.  a. path function  b. point function  c. process  d. cycle

Description : A _________ is a quantity whose value depends on the path followed during a particular change in state.  a. path function  b. point function  c. process  d. cycle

Last Answer : path function

A _________ is a quantity whose value at any state is independent of the path or process used to reach that state.  a. cycle  b. path function  c. point function  d. process

Description : A _________ is a quantity whose value at any state is independent of the path or process used to reach that state.  a. cycle  b. path function  c. point function  d. process

Last Answer : point function

__________ 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

Pick out the wrong statement. (A) Exit age description function (E) and internal age distribution function (I) are related as, E = -(dI/dθ) (B) Chemisorption studies are useful in the determination of catalyst surface area and pore size distribution (C) A higher temperature favours the reaction of higher activation energy (D) A catalyst increases the potential energy barrier over which the reactants must pass to form products

Description : Pick out the wrong statement. (A) Exit age description function (E) and internal age distribution function (I) are related as, E = -(dI/dθ) (B) Chemisorption studies are useful in the ... energy (D) A catalyst increases the potential energy barrier over which the reactants must pass to form products

Last Answer : (D) A catalyst increases the potential energy barrier over which the reactants must pass to form products

Which stroke property defines different types of ending of a line or outline of any path?

Description : Which stroke property defines different types of ending of a line or outline of any path?

Last Answer : 'stroke-linecap' property defines different types of ending of a line or outline of any path.

Work done by a body of mass 100 kg moving along a circular path of radius 2 m with a uniform velocity of 10 m/sec is a.5000 J b.2500 J c.509.68 J d.None of the above e.Tapered bearing

Description : Work done by a body of mass 100 kg moving along a circular path of radius 2 m with a uniform velocity of 10 m/sec is a.5000 J b.2500 J c.509.68 J d.None of the above e.Tapered bearing

Last Answer : d. None of the above

An electric field is given as E = 6y 2 z i + 12xyz j + 6xy 2 k. An incremental path is given by dl = -3 i + 5 j – 2 k mm. The work done in moving a 2mC charge along the path if the location of the path is at p(0,2,5) is (in Joule) a) 0.64 b) 0.72 c) 0.78 d) 0.80

Description : An electric field is given as E = 6y 2 z i + 12xyz j + 6xy 2 k. An incremental path is given by dl = -3 i + 5 j – 2 k mm. The work done in moving a 2mC charge along the path if the location of the path is at p(0,2,5) is (in Joule) a) 0.64 b) 0.72 c) 0.78 d) 0.80

Last Answer : b) 0.72

Work done by a uniform magnetic field in moving a charged particle in a circular path is a) qvB sin θ b) mg sin θ c) zero d) mg cos θ

Description : Work done by a uniform magnetic field in moving a charged particle in a circular path is a) qvB sin θ b) mg sin θ c) zero d) mg cos θ

Last Answer : Zero

A hiker stands at the bottom of steep hill. The hiker may follow a straight line path to the top of the hill, a distance of 300 feet, or she may follow a zig-zag path to the top of the hill and walk a distance of 600 feet. The work done by the force of gravity along the zig-zag path is how many times the work going along the straight path? Is it: w) equal x) twice y) 4 times z) 8 times?

Description : A hiker stands at the bottom of steep hill. The hiker may follow a straight line path to the top of the hill, a distance of 300 feet, or she may follow a zig-zag path to the top of the hill and walk a ... times the work going along the straight path? Is it: w) equal x) twice y) 4 times z) 8 times?

Last Answer : ANSWER: W -- EQUAL 

In an ideal P.F.R. at steady state conditions (A) The composition of reactants remains constant along a flow path (B) The conversion of the reactant varies from point to point along a flow path (C) There is no lateral mixing of fluid (D) There may be diffusion along the flow path

Description : In an ideal P.F.R. at steady state conditions (A) The composition of reactants remains constant along a flow path (B) The conversion of the reactant varies from point to point along a flow path (C) There is no lateral mixing of fluid (D) There may be diffusion along the flow path

Last Answer : (B) The conversion of the reactant varies from point to point along a flow path

What do I write in the 'Restore Point description' in the System Restore?

Description : What do I write in the 'Restore Point description' in the System Restore?

Last Answer : I don’t think it really matters what you put. You may want to just put your name and date. It’s best to do a system restore in safe mode. Shut the computer off, turn back on and tap the F8 key repeatedly to get the safe mode menu.

Heat and work are  (a) point functions  (b) system properties  (c) path functions  (d) intensive properties  (e) extensive properties.

Description : Heat and work are  (a) point functions  (b) system properties  (c) path functions  (d) intensive properties  (e) extensive properties.

Last Answer : Answer : c

. It is desired to bring about a certain change in the state of a system by performing work on the system under adiabatic conditions. (A) The amount of work needed is path dependent (B) Work alone cannot bring out such a change of state (C) The amount of work needed is independent of path (D) More information is needed to conclude anything about the path dependence or otherwise of the work needed

Description : . It is desired to bring about a certain change in the state of a system by performing work on the system under adiabatic conditions. (A) The amount of work needed is path dependent (B) ... (D) More information is needed to conclude anything about the path dependence or otherwise of the work needed

Last Answer : (A) The amount of work needed is path dependent

For an ideal gas, the enthalpy (A) Increases with rise in pressure (B) Decreases with rise in pressure (C) Is independent of pressure (D) Is a path function

Description : For an ideal gas, the enthalpy (A) Increases with rise in pressure (B) Decreases with rise in pressure (C) Is independent of pressure (D) Is a path function

Last Answer : (C) Is independent of pressure

Which of the following items is not a path function  (a) heat  (b) work  (c) kinetic energy  (d) vdp  (e) thermal conductivity.

Description : Which of the following items is not a path function  (a) heat  (b) work  (c) kinetic energy  (d) vdp  (e) thermal conductivity.

Last Answer : Answer : e

Which centuries are the pivot point when "turn of the century" is the current description, and no further explanation is given?

Description : Which centuries are the pivot point when "turn of the century" is the current description, and no further explanation is given?

Last Answer : The intention could be either 19th/20th or 20th/21st – you have to use other clues to figure out which.

What is required to have a correct point of beginning on a metes and bounds legal description?

Description : What is required to have a correct point of beginning on a metes and bounds legal description?

Last Answer : Feel Free to Answer

Component A is diffusing in a medium B. The flux NA relative to a stationary point is equal to the flux due to molecular diffusion, if (A) Mass transfer is accompanied by reaction (B) Diffusion of A is in stagnant medium B (C) Molecular mean free path is high (D) There is equimolar counter diffusion

Description : Component A is diffusing in a medium B. The flux NA relative to a stationary point is equal to the flux due to molecular diffusion, if (A) Mass transfer is accompanied by reaction (B ... stagnant medium B (C) Molecular mean free path is high (D) There is equimolar counter diffusion

Last Answer : (D) There is equimolar counter diffusion

A streamline is (A) The line connecting the mid-points of flow cross-sections (B) Defined for uniform flow only (C) Drawn normal to the velocity vector at every point (D) Always the path of a particle

Description : A streamline is (A) The line connecting the mid-points of flow cross-sections (B) Defined for uniform flow only (C) Drawn normal to the velocity vector at every point (D) Always the path of a particle

Last Answer : (C) Drawn normal to the velocity vector at every point

A stream line is (A) Fixed in space in steady flow (B) Always the path of particle (C) Drawn normal to the velocity vector at every point (D) A line connecting the mid points of flow cross-section

Description : A stream line is (A) Fixed in space in steady flow (B) Always the path of particle (C) Drawn normal to the velocity vector at every point (D) A line connecting the mid points of flow cross-section

Last Answer : (A) Fixed in space in steady flow

Categorize point and path functions from following. (pressure, heat, internal energy, temperature, work, total enthalpy.)

Description : Categorize point and path functions from following. (pressure, heat, internal energy, temperature, work, total enthalpy.)

Last Answer : Point function-Pressure, temperature, internal energy, total enthalpy Path function-Heat, Work

Differentiate between path fuction and state function.

Description : Differentiate between path fuction and state function.

Last Answer : Ans. Path Function : Those properties which depend upon path followed.e.g,work. Sate Function : Those properties which depend upon the initial and final staes of the system and not upon the path followed. E.g, enthalpy.

A solution to a problem is a path from the initial state to a goal state. Solution quality is measured by the path cost function, and an optimal solution has the highest path cost among all solutions. a) True b) False

Description : A solution to a problem is a path from the initial state to a goal state. Solution quality is measured by the path cost function, and an optimal solution has the highest path cost among all solutions. a) True b) False

Last Answer : a) True

In the time-cost optimisation, using CPM method for network analysis, the crashing of the activities along the critical path is done starting with the activity having (A) Longest duration (B) Highest cost slope (C) Least cost slope (D) Shortest duration

Description : In the time-cost optimisation, using CPM method for network analysis, the crashing of the activities along the critical path is done starting with the activity having (A) Longest duration (B) Highest cost slope (C) Least cost slope (D) Shortest duration

Last Answer : (C) Least cost slope

In time-cost optimization of a project, crashing is done. (A) On all the activities (B) On all the activities lying on the critical path (C) Only on activities lying on the original critical path and having flatter cost slopes (D) On original critical activities and those that become critical at any stage of crashing in the order of ascending cost slope

Description : In time-cost optimization of a project, crashing is done. (A) On all the activities (B) On all the activities lying on the critical path (C) Only on activities lying on the ... critical activities and those that become critical at any stage of crashing in the order of ascending cost slope

Last Answer : D

Entropy is a/an (A) State function (B) Macroscopic property (C) Extensive property (D) None of these

Description : Entropy is a/an (A) State function (B) Macroscopic property (C) Extensive property (D) None of these

Last Answer : (D) None of these

Pick out the wrong statement. (A) Critical moisture content is not a property of the material itself (B) A sharp increase in pressure drop gives an indication of the flooding in a distillation column (C) Separation of components is not possible in liquid extraction, if selectivity is unity (D) Dehydration of ethyl alcohol is most economically done by molecular distillation at very high vacuum

Description : Pick out the wrong statement. (A) Critical moisture content is not a property of the material itself (B) A sharp increase in pressure drop gives an indication of the flooding in a ... unity (D) Dehydration of ethyl alcohol is most economically done by molecular distillation at very high vacuum

Last Answer : (D) Dehydration of ethyl alcohol is most economically done by molecular distillation at very high vacuum

What is GPS A : Global Positioning system B : Global Point System C : Global System D : Global path System

Description : What is GPS A : Global Positioning system B : Global Point System C : Global System D : Global path System

Last Answer : A : Global Positioning system

What is GPS A : Global Positioning system B : Global Point System C : Global System D : Global path System

Description : What is GPS A : Global Positioning system B : Global Point System C : Global System D : Global path System

Last Answer : A : Global Positioning system

What is GPS A : Global Positioning system B : Global Point System C : Global System D : Global path System

Description : What is GPS A : Global Positioning system B : Global Point System C : Global System D : Global path System

Last Answer : A : Global Positioning system

Pick out the wrong statement (A) Phase rule variables are intensive properties (B) Heat and work are both state function (C) The work done by expansion of a gas in vacuum is zero (D) CPand CVare state function

Description : Pick out the wrong statement (A) Phase rule variables are intensive properties (B) Heat and work are both state function (C) The work done by expansion of a gas in vacuum is zero (D) CPand CVare state function

Last Answer : (B) Heat and work are both state function