The Joule. Thomson expansion of a gas is an

The Joule. Thomson expansion of a gas is an
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The Joule. Thomson expansion of a gas is an A. Isothermal process B. Isochoric process C. Isoenthalpic process D. Isobaric process
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Claude process of gas liquefaction employs (A) Merely compression of gas beyond its critical pressure (B) Joule-Thomson expansion cooling (C) Heat exchange with colder stream (D) Adiabatic expansion against a piston or in a turbine

Description : Claude process of gas liquefaction employs (A) Merely compression of gas beyond its critical pressure (B) Joule-Thomson expansion cooling (C) Heat exchange with colder stream (D) Adiabatic expansion against a piston or in a turbine

Last Answer : (D) Adiabatic expansion against a piston or in a turbine

Linde process of gas liquefaction employs (A) Exchange of heat with colder stream (B) Adiabatic expansion through a throttle valve (Joule-Thomson expansion) (C) Adiabatic expansion against a piston or in a turbine (D) Merely compressing the gas beyond its critical pressure

Description : Linde process of gas liquefaction employs (A) Exchange of heat with colder stream (B) Adiabatic expansion through a throttle valve (Joule-Thomson expansion) (C) Adiabatic expansion against a piston or in a turbine (D) Merely compressing the gas beyond its critical pressure

Last Answer : (B) Adiabatic expansion through a throttle valve (Joule-Thomson expansion)

6. Liquefaction of gases cannot be done by (A) Exchange of heat with colder stream (B) Adiabatic expansion through a throttle valve (Joule-Thomson expansion) (C) Merely compressing it beyond critical pressure (D) Adiabatic expansion against a piston or in a turbine

Description : 6. Liquefaction of gases cannot be done by (A) Exchange of heat with colder stream (B) Adiabatic expansion through a throttle valve (Joule-Thomson expansion) (C) Merely compressing it beyond critical pressure (D) Adiabatic expansion against a piston or in a turbine

Last Answer : (C) Merely compressing it beyond critical pressure

(1/V) (∂V/∂T)Pis the mathematical expression (A) Joule-Thomson co-efficient (B) Specific heat at constant pressure (Cp) (C) co-efficient of thermal expansion (D) Specific heat at constant volume (CV)

Description : (1/V) (∂V/∂T)Pis the mathematical expression (A) Joule-Thomson co-efficient (B) Specific heat at constant pressure (Cp) (C) co-efficient of thermal expansion (D) Specific heat at constant volume (CV)

Last Answer : (C) co-efficient of thermal expansion

The principle applied in liquefaction of gases is (A) Adiabatic expansion (B) Joule-Thomson effect (C) Both (A) and (B) (D) Neither (A) nor (B)

Description : The principle applied in liquefaction of gases is (A) Adiabatic expansion (B) Joule-Thomson effect (C) Both (A) and (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) and (B)

Gases are cooled in Joule-Thomson expansion, when it is __________ inversion temperature. (A) Below (B) At (C) Above (D) Either 'b' or 'c'

Description : Gases are cooled in Joule-Thomson expansion, when it is __________ inversion temperature. (A) Below (B) At (C) Above (D) Either 'b' or 'c'

Last Answer : A) Below

During Joule-Thomson expansion of gases (A) Enthalpy remains constant (B) Entropy remains constant (C) Temperature remains constant (D) None of these

Description : During Joule-Thomson expansion of gases (A) Enthalpy remains constant (B) Entropy remains constant (C) Temperature remains constant (D) None of these

Last Answer : (A) Enthalpy remains constant

In case of an ideal gas, Joule Thomson coefficient is -

Description : In case of an ideal gas, Joule Thomson coefficient is -

Last Answer : In case of an ideal gas, Joule Thomson coefficient is - A. Zero B. Positive C. Negative D. Infinite

When a gas is expanded from high pressure region to low pressure region; temperature change occurs". This phenomenon is related to the (A) Gibbs-Duhem equation (B) Gibbs-Helmholtz equation (C) Third law of thermodynamics (D) Joule-Thomson effect

Description : When a gas is expanded from high pressure region to low pressure region; temperature change occurs". This phenomenon is related to the (A) Gibbs-Duhem equation (B) Gibbs-Helmholtz equation (C) Third law of thermodynamics (D) Joule-Thomson effect

Last Answer : (D) Joule-Thomson effect

Joule-Thomson co-efficient for a perfect gas is (A) Zero (B) Positive (C) Negative(D) None of these

Description : Joule-Thomson co-efficient for a perfect gas is (A) Zero (B) Positive (C) Negative (D) None of these

Last Answer : (A) Zero

What is the value of Joule-Thomson co-efficient for an ideal gas? (A) +ve (B) -ve (C) 0 (D) ∞

Description : What is the value of Joule-Thomson co-efficient for an ideal gas? (A) +ve (B) -ve (C) 0 (D) ∞

Last Answer : (C) 0

Which one is true for a throttling process? (A) A gas may have more than one inversion temperatures (B) The inversion temperature is different for different gases (C) The inversion temperature is same for all gases (D) The inversion temperature is the temperature at which Joule-Thomson co-efficient is infinity

Description : Which one is true for a throttling process? (A) A gas may have more than one inversion temperatures (B) The inversion temperature is different for different gases (C) The inversion ... gases (D) The inversion temperature is the temperature at which Joule-Thomson co-efficient is infinity

Last Answer : (B) The inversion temperature is different for different gases

Joule-Thomson co-efficient is the ratio of (A) Pressure change to temperature change occuring during adiabatic compression of a gas (B) Pressure change to temperature change occuring during adiabatic throttling of a gas (C) Temperature change to pressure change occuring during adiabatic compression of a gas (D) Temperature change to pressure change occuring during adiabatic throttling of a gas

Description : Joule-Thomson co-efficient is the ratio of (A) Pressure change to temperature change occuring during adiabatic compression of a gas (B) Pressure change to temperature change occuring during adiabatic ... a gas (D) Temperature change to pressure change occuring during adiabatic throttling of a gas

Last Answer : (D) Temperature change to pressure change occuring during adiabatic throttling of a gas

In thermodynamics, a throttling process, also called a _________, is a type of isenthalpic process where a liquid or gas is cooled as it passes from a higher pressure state to a lower pressure state.  a. Rankine Process  b. Carnot Cycle  c. Joule-Thomson process  d. Refrigeration process

Description : In thermodynamics, a throttling process, also called a _________, is a type of isenthalpic process where a liquid or gas is cooled as it passes from a higher pressure state to a lower pressure state.  a. Rankine Process  b. Carnot Cycle  c. Joule-Thomson process  d. Refrigeration process

Last Answer : Joule-Thomson process

What is defined as the ratio of the change in temperature to the change in pressure when a real gas is throttled?  A. Rankine coefficient  B. Kelvin coefficient  C. Maxwell-Boltzmann coefficient  D. Joule-Thomson coefficient

Description : What is defined as the ratio of the change in temperature to the change in pressure when a real gas is throttled?  A. Rankine coefficient  B. Kelvin coefficient  C. Maxwell-Boltzmann coefficient  D. Joule-Thomson coefficient

Last Answer : Joule-Thomson coefficient

The Joule-Thomson co-efficient is defined as (∂T/∂P)H. Its value at the inversion point is (A) ∞ (B) 1 (C) 0 (D) -ve

Description : The Joule-Thomson co-efficient is defined as (∂T/∂P)H. Its value at the inversion point is (A) ∞ (B) 1 (C) 0 (D) -ve

Last Answer : (C) 0

Throttling (Joule-Thomson effect) process is a constant __________ process. (A) Enthalpy (B) Entropy (C) Pressure (D) None of these

Description : Throttling (Joule-Thomson effect) process is a constant __________ process. (A) Enthalpy (B) Entropy (C) Pressure (D) None of these

Last Answer : (A) Enthalpy

Joule-Thomson experiment is (A) Isobaric (B) Adiabatic (C) Isenthalpic (D) Both (B) & (C)

Description : Joule-Thomson experiment is (A) Isobaric (B) Adiabatic (C) Isenthalpic (D) Both (B) & (C)

Last Answer : (D) Both (B) & (C)

Joule-Thomson Co-efficient at any point on the inversion curve is (A) ∞ (B) +ve (C) 0 (D) -ve

Description : Joule-Thomson Co-efficient at any point on the inversion curve is (A) ∞ (B) +ve (C) 0 (D) -ve

Last Answer : (C) 0

Joule-Thomson co-efficient depends on the (A) Pressure (B) Temperature (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : Joule-Thomson co-efficient depends on the (A) Pressure (B) Temperature (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

Joule-Thomson co-efficient which is defined as, η = (∂T/∂P)H = 1/Cp (∂H/∂T)P, changes sign at a temperature known as inversion temperature. The value of Joule-Thomson co-efficient at inversion temperature is (A) 0 (B) ∞ (C) +ve (D) -ve

Description : Joule-Thomson co-efficient which is defined as, η = (∂T/∂P)H = 1/Cp (∂H/∂T)P, changes sign at a temperature known as inversion temperature. The value of Joule-Thomson co-efficient at inversion temperature is (A) 0 (B) ∞ (C) +ve (D) -ve

Last Answer : (A) 0

Joule-Thomson co-efficient is defined as (A) µ = (∂P/∂T)H (B) µ = (∂T/∂P)H (C) µ = (∂E/∂T)H (D) µ = (∂E/∂P)H

Description : Joule-Thomson co-efficient is defined as (A) µ = (∂P/∂T)H (B) µ = (∂T/∂P)H (C) µ = (∂E/∂T)H (D) µ = (∂E/∂P)H

Last Answer : (B) µ = (∂T/∂P)H

Joule-Thomson effect i.e., a throttling process is a constant __________ process. (A) Entropy (B) Temperature (C) Internal energy (D) Enthalpy

Description : Joule-Thomson effect i.e., a throttling process is a constant __________ process. (A) Entropy (B) Temperature (C) Internal energy (D) Enthalpy

Last Answer : (D) Enthalpy

In Joule-Thomson porous plug experiment, the (A) Enthalpy does not remain constant (B) Entire apparatus is exposed to surroundings (C) Temperature remains constant (D) None of these

Description : In Joule-Thomson porous plug experiment, the (A) Enthalpy does not remain constant (B) Entire apparatus is exposed to surroundings (C) Temperature remains constant (D) None of these

Last Answer : (D) None of these

The man credited with the law relating the temperature and volume of a gas is: w) Thomson x) Boyle y) Charles z) Dalton

Description : The man credited with the law relating the temperature and volume of a gas is: w) Thomson x) Boyle y) Charles z) Dalton

Last Answer : ANSWER: Y -- CHARLES

The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called  A.specific heat at constant volume  B.specific heat at constant pressure  C.kilo Joule  D.none of these

Description : The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called  A.specific heat at constant volume  B.specific heat at constant pressure  C.kilo Joule  D.none of these

Last Answer : Answer: A

Hey everyone, i just want to know what the seating is like on a boeing 757 thomson airways.

Description : Hey everyone, i just want to know what the seating is like on a boeing 757 thomson airways.

Last Answer : Here is a link to Thomson’s aircraft and seat configuration. They have different ones for the 757, which are used depending on the length of your flight and destination. So, you should be able to tell with that information.

When was JJ Thomson born? -Discoveries and Inventions

Description : When was JJ Thomson born? -Discoveries and Inventions

Last Answer : Sir Joseph John was born on 18 December 1856.

Scientist Thomson is a citizen of which country ?

Description : Scientist Thomson is a citizen of which country ?

Last Answer : Scientist Thomson is a citizen of the United States.

Want to know more about the biography of scientist Thomson ?

Description : Want to know more about the biography of scientist Thomson ?

Last Answer : Sir Joseph John Thomson , usually J. J. Known as Thomson , a British scientist. He is best known for his discovery of electrons , isotopes and mass spectroscopy . He was awarded the Nobel Prize in Physics in 1906 for his discoveries. Click to know more: - JJ Thomson.

Alan Thomson is a player from which country ?

Description : Alan Thomson is a player from which country ?

Last Answer : Alan Thomson is an Australian player.

What experiment did J Thomson do?

Description : What experiment did J Thomson do?

Last Answer : He sent a cathode ray between electrically charged metalplates.

Why was Dalton's model of the atom changed after Thomson experiment?

Description : Why was Dalton's model of the atom changed after Thomson experiment?

Last Answer : Thomson discovered that the atom is made of electrons

In his proposed model of the atom J.J. Thomson imagined the atom contained .?

Description : In his proposed model of the atom J.J. Thomson imagined the atom contained .?

Last Answer : Feel Free to Answer

What part of Dalton's theory did Thomson disprove?

Description : What part of Dalton's theory did Thomson disprove?

Last Answer : Feel Free to Answer

What experimental evidence did Thomson use to his hypothesis that atoms are made up of even smaller charged particles?

Description : What experimental evidence did Thomson use to his hypothesis that atoms are made up of even smaller charged particles?

Last Answer : The discovery of electrons is based on the deflection of cathode rays and Thomson believed that the atom is more complex.

“Plum Pudding Model” for an atom was proposed by (a) Antoine Lavoisier (b) Robert Boyle (c) Ernest Rutherford (d) J. J. Thomson

Description : “Plum Pudding Model” for an atom was proposed by (a) Antoine Lavoisier (b) Robert Boyle (c) Ernest Rutherford (d) J. J. Thomson

Last Answer : Ans:(d)

Who discovered electrons? (1) Rutherford (2) Niels Bohr (3) JJ Thomson (4) Newton

Description : Who discovered electrons? (1) Rutherford (2) Niels Bohr (3) JJ Thomson (4) Newton

Last Answer : (3) JJ Thomson Explanation: JJ Thomson, while performing cathode ray experiment found that the cathode ray is made up of very small negatively charged particles to which he termed as electrons.

Radioactivity was discovered by (1) J.J. Thomson (2) W.Roentgen (3) H.Becquerel (4) M. Curie

Description : Radioactivity was discovered by (1) J.J. Thomson (2) W.Roentgen (3) H.Becquerel (4) M. Curie

Last Answer : (3) H.Becquerel Explanation: Antoine-Henri Becquerel is known for his discovery of radioactivity, for which he received the Nobel Prize for Physics in 1903. Unstable atomic nuclei will spontaneously decompose to form nuclei with a higher stability.

Who among the following discovered electron? (1) J.J Thomson (2) Max Born (3) Antoine Lavoisier (4) Mendeleef

Description : Who among the following discovered electron? (1) J.J Thomson (2) Max Born (3) Antoine Lavoisier (4) Mendeleef

Last Answer : (1) J.J Thomson Explanation: Electron was discovered by J. J. Thomson in 1897 when he was studying the properties of cathode ray.

The phenomenon of radioactivity was discovered by - (1) Marie Curie (2) Pierre Curie (3) Henri Becquerel (4) J.J Thomson

Description : The phenomenon of radioactivity was discovered by - (1) Marie Curie (2) Pierre Curie (3) Henri Becquerel (4) J.J Thomson

Last Answer : (3) Henri Becquerel Explanation: In 1896 Henri Becquerel was using naturally fluorescent minerals to study the properties of x-rays, which had been discovered in 1895 by Wilhelm Roentgen.

The phenomenon of radioactivity was discovered by - (1) Marie Curie (2) Pierre Curie (3) Henri Becquerel (4) J.J. Thomson

Description : The phenomenon of radioactivity was discovered by - (1) Marie Curie (2) Pierre Curie (3) Henri Becquerel (4) J.J. Thomson

Last Answer : (3) Henri Becquerel Explanation: In 1896 Henri Becquerel was using naturally fluorescent minerals to study the properties of x-rays

The phenomenon of radioactivity was discovered by (A) Madam Curie (B) Becquerel (C) Roentgen (D) J.J. Thomson

Description : The phenomenon of radioactivity was discovered by (A) Madam Curie (B) Becquerel (C) Roentgen (D) J.J. Thomson

Last Answer : (B) Becquerel

X-rays were discovered by -----? A. Wilhelm Conrad Roentgen (Answer) B. Thomson C. Ernest Rutherford D. Bacquerel

Description : X-rays were discovered by -----? A. Wilhelm Conrad Roentgen (Answer) B. Thomson C. Ernest Rutherford D. Bacquerel

Last Answer : A. Wilhelm Conrad Roentgen (Answer)

Electron was discovered by? A. Michael Faraday B. James Maxwell C. Yuri Gagarin D. J.J Thomson (Answer)

Description : Electron was discovered by? A. Michael Faraday B. James Maxwell C. Yuri Gagarin D. J.J Thomson (Answer)

Last Answer : D. J.J Thomson (Answer)

Which of the following is not a competence recognized by Richardson and Thomson ? [1994] A. Strategic Thinking B. Managing Paradoxes C. Innovative Climate D. Providing excellent Quality

Description : Which of the following is not a competence recognized by Richardson and Thomson ? [1994] A. Strategic Thinking B. Managing Paradoxes C. Innovative Climate D. Providing excellent Quality

Last Answer : Managing Paradoxes

JJ Thomson received the Nobel Prize in physics for the discovery of

Description : JJ Thomson received the Nobel Prize in physics for the discovery of

Last Answer : Electrons

The only President to enjoy four terms: (a) George Washington (b) Thomson Jefferson (c) Andrew Jackson (d) Franklin D. Roosevelt

Description : The only President to enjoy four terms: (a) George Washington (b) Thomson Jefferson (c) Andrew Jackson (d) Franklin D. Roosevelt

Last Answer : d) Franklin D. Roosevelt

The concept that particles can behave like waves was given by a) Compton b) De-Broglie c) G.P. Thomson d) Germer

Description : The concept that particles can behave like waves was given by a) Compton b) De-Broglie c) G.P. Thomson d) Germer

Last Answer : b) De-Broglie

de Broglie’s relation for matter waves was experimentally verified by: a) Davisson b) Germer c) G.P. Thomson d) All the these

Description : de Broglie’s relation for matter waves was experimentally verified by: a) Davisson b) Germer c) G.P. Thomson d) All the these

Last Answer : c) G.P. Thomson