Forward reaction will be favoured for the exothermic reaction, represented by CO + H₂O CO₂ + H₂, by

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Forward reaction will be favoured for the exothermic reaction, represented by CO + H₂O CO₂ + H₂, by

A. Low temperature and high pressure

B. Low temperature and low pressure

C. High temperature and high pressure

D. High temperature and low pressure

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Isentropic process means a constant __________ process.

A. Enthalpy

B. Pressure

C. Entropy

D. None of these

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C_v is given by

A. (∂E/∂T)_V

B. (∂E/∂V)_T

C. (∂E/∂P)_V

D. (∂V/∂T)_P

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The equation, PV = nRT, is best obeyed by gases at

A. Low pressure & high temperature

B. High pressure & low temperature

C. Low pressure & low temperature

D. None of these

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In a homogeneous solution, the activity coefficient of a component depends upon the

A. Pressure

B. Composition

C. Temperature

D. All (A), (B) and (C)

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A gas has a volume of 27.3 c.c. at 0°C. Its volume at 10°C (if pressure remains unchanged) will be __________ c.c.

A. 2.73

B. 28.3

C. 273

D. 283

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(∂E/∂T)_V is the mathematical expression for

A. C_V

B. Enthalpy change

C. Free energy change

D. None of these

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(1/V) (∂V/∂T)_P is the mathematical expression

A. Joule-Thomson co-efficient

B. Specific heat at constant pressure (C_p)

C. co-efficient of thermal expansion

D. Specific heat at constant volume (C_V)

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First law of thermodynamics deals with the

A. Direction of energy transfer

B. Reversible processes only

C. Irreversible processes only

D. None of these

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High __________ is an undesirable property for a good refrigerant.

A. Specific heat

B. Latent heat of vaporisation

C. Viscosity

D. Specific vapor volume

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Which of the following is affected by the temperature?

A. Fugacity

B. Activity co-efficient

C. Free energy

D. All (A), (B) & (C)

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The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzmanns constant, T = absolute temperature)

A. √(2KT/m)

B. √(3KT/m)

C. √(6KT/m)

D. 3KT/m

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The heat capacities for the ideal gas state depend upon the

A. Pressure

B. Temperature

C. Both (A) & (B)

D. Neither (A) nor (B)

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For an isothermal process, the internal energy of a gas

A. Increases

B. Decreases

C. Remains unchanged

D. Data insufficient, can't be predicted

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In vapour compression refrigeration system, if the evaporator temperature and the condenser temperatures are -13°C and 37°C respectively, the Carnot COP will be

A. 5.2

B. 6.2

C. 0.168

D. Data insufficient, can't be found out

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Air-refrigeration cycle

A. Is the most efficient of all refrigeration cycles

B. Has very low efficiency

C. Requires relatively large quantities of air to achieve a significant amount of refrigeration

D. Both (B) and (C)

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The equation, (d log_e PA/d log_e xA) = (d log_e PA/d log_e xB) applicable to a binary solution of components. A and B in equilibrium with their vapors at constant temperature and pressure is called the __________ equation.

A. Van Laar

B. Margules

C. Gibbs-Duhem

D. Gibbs-Duhem-Margules

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The theoretical minimum work required to separate one mole of a liquid mixture at 1 atm, containing 50 mole % each of n- heptane and noctane into pure compounds each at 1 atm is

A. -2 RT ln 0.5

B. -RT ln 0.5

C. 0.5 RT

D. 2 RT

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Which of the following processes cannot be made reversible even under ideal condition of operation?

A. Free expansion of a gas

B. Compression of air in a compressor

C. Expansion of steam in a turbine

D. All (A), (B) & (C)

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Which of the following diagrams does not represent an Otto cycle?

A.

B.

C.

D. None of these

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Claude's liquefaction process employs the cooling of gases by

A. Expansion in an engine

B. Following a constant pressure cycle

C. Throttling

D. None of these

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Filling of gas from a high pressure cylinder into small bottles is an example of a/an __________ process.

A. Equilibrium

B. Adiabatic

C. Steady

D. Unsteady

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Maxwell's relation corresponding to the identity, dH = dS = Vd_p + Σμ_i dn_i is

A. (∂T/∂V)_{S, ni} = -(∂P/∂S)_{V, ni}

B. (∂S/∂P)_{T, ni} = (∂V/∂T)_{P, ni}

C. (∂S/∂V)_{T, ni} = (∂P/∂T)_{V, ni}

D. (∂T/∂P)_{S, ni} = (∂V/∂S)_{P, ni}

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The first law of thermodynamics is a restatement of the law of conservation of

A. Mass

B. Energy

C. Momentum

D. None of these

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For an ideal liquid solution, which of the following is unity?

A. Activity

B. Fugacity

C. Activity co-efficient

D. Fugacity co-efficient

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Ideal refrigeration cycle is

A. Same as Carnot cycle

B. Same as reverse Carnot cycle

C. Dependent on the refrigerant's properties

D. The least efficient of all refrigeration processes

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The free energy change for a chemical reaction is given by (where, K = equilibrium constant)

A. RT ln K

B. -RT ln K

C. -R ln K

D. T ln K

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Joule-Thomson co-efficient for a perfect gas is

A. Zero

B. Positive

C. Negative

D. None of these

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For an ideal gas, the activity co-efficient is

A. Directly proportional to pressure

B. Inversely proportional to pressure

C. Unity at all pressures

D. None of these

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The expression for entropy change given by, ΔS = nR ln (V₂/V₁) + nC_v ln (T₂/T₁) is valid for

A. Reversible isothermal volume change

B. Heating of a substance

C. Cooling of a substance

D. Simultaneous heating and expansion of an ideal gas

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Internal energy change of a system over one complete cycle in a cyclic process is

A. Zero

B. +ve

C. -ve

D. Dependent on the path

Discuss this answer

Accepted Answer

A. Low temperature and high pressure

Forward reaction will be favoured for the exothermic reaction, represented by CO + H₂O CO₂ + H₂, by

Correct Answer :

Show all Chemical Engineering Thermodynamics MCQ

Related Questions

Isentropic process means a constant __________ process.

C_v is given by

The equation, PV = nRT, is best obeyed by gases at

In a homogeneous solution, the activity coefficient of a component depends upon the

A gas has a volume of 27.3 c.c. at 0°C. Its volume at 10°C (if pressure remains unchanged) will be __________ c.c.

(∂E/∂T)_V is the mathematical expression for

(1/V) (∂V/∂T)_P is the mathematical expression

First law of thermodynamics deals with the

High __________ is an undesirable property for a good refrigerant.

Which of the following is affected by the temperature?

The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzmanns constant, T = absolute temperature)

The heat capacities for the ideal gas state depend upon the

For an isothermal process, the internal energy of a gas

In vapour compression refrigeration system, if the evaporator temperature and the condenser temperatures are -13°C and 37°C respectively, the Carnot COP will be

Air-refrigeration cycle

The equation, (d log_e PA/d log_e xA) = (d log_e PA/d log_e xB) applicable to a binary solution of components. A and B in equilibrium with their vapors at constant temperature and pressure is called the __________ equation.

The theoretical minimum work required to separate one mole of a liquid mixture at 1 atm, containing 50 mole % each of n- heptane and noctane into pure compounds each at 1 atm is

Which of the following processes cannot be made reversible even under ideal condition of operation?

Which of the following diagrams does not represent an Otto cycle?

Claude's liquefaction process employs the cooling of gases by

Filling of gas from a high pressure cylinder into small bottles is an example of a/an __________ process.

Maxwell's relation corresponding to the identity, dH = dS = Vd_p + Σμ_i dn_i is

The first law of thermodynamics is a restatement of the law of conservation of

For an ideal liquid solution, which of the following is unity?

Ideal refrigeration cycle is

The free energy change for a chemical reaction is given by (where, K = equilibrium constant)

Joule-Thomson co-efficient for a perfect gas is

For an ideal gas, the activity co-efficient is

The expression for entropy change given by, ΔS = nR ln (V₂/V₁) + nC_v ln (T₂/T₁) is valid for

Internal energy change of a system over one complete cycle in a cyclic process is

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Forward reaction will be favoured for the exothermic reaction, represented by CO + H2O CO2 + H2, by

Correct Answer :

Show all Chemical Engineering Thermodynamics MCQ

Related Questions

Isentropic process means a constant __________ process.

Cv is given by

The equation, PV = nRT, is best obeyed by gases at

In a homogeneous solution, the activity coefficient of a component depends upon the

A gas has a volume of 27.3 c.c. at 0°C. Its volume at 10°C (if pressure remains unchanged) will be __________ c.c.

(∂E/∂T)V is the mathematical expression for

(1/V) (∂V/∂T)P is the mathematical expression

First law of thermodynamics deals with the

High __________ is an undesirable property for a good refrigerant.

Which of the following is affected by the temperature?

The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzmanns constant, T = absolute temperature)

The heat capacities for the ideal gas state depend upon the

For an isothermal process, the internal energy of a gas

In vapour compression refrigeration system, if the evaporator temperature and the condenser temperatures are -13°C and 37°C respectively, the Carnot COP will be

Air-refrigeration cycle

The equation, (d loge PA/d loge xA) = (d loge PA/d loge xB) applicable to a binary solution of components. A and B in equilibrium with their vapors at constant temperature and pressure is called the __________ equation.

The theoretical minimum work required to separate one mole of a liquid mixture at 1 atm, containing 50 mole % each of n- heptane and noctane into pure compounds each at 1 atm is

Which of the following processes cannot be made reversible even under ideal condition of operation?

Which of the following diagrams does not represent an Otto cycle?

Claude's liquefaction process employs the cooling of gases by

Filling of gas from a high pressure cylinder into small bottles is an example of a/an __________ process.

Maxwell's relation corresponding to the identity, dH = dS = Vdp + Σμi dni is

The first law of thermodynamics is a restatement of the law of conservation of

For an ideal liquid solution, which of the following is unity?

Ideal refrigeration cycle is

The free energy change for a chemical reaction is given by (where, K = equilibrium constant)

Joule-Thomson co-efficient for a perfect gas is

For an ideal gas, the activity co-efficient is

The expression for entropy change given by, ΔS = nR ln (V2/V1) + nCv ln (T2/T1) is valid for

Internal energy change of a system over one complete cycle in a cyclic process is

Also checkout

Forward reaction will be favoured for the exothermic reaction, represented by CO + H₂O CO₂ + H₂, by

C_v is given by

(∂E/∂T)_V is the mathematical expression for

(1/V) (∂V/∂T)_P is the mathematical expression

The equation, (d log_e PA/d log_e xA) = (d log_e PA/d log_e xB) applicable to a binary solution of components. A and B in equilibrium with their vapors at constant temperature and pressure is called the __________ equation.

Maxwell's relation corresponding to the identity, dH = dS = Vd_p + Σμ_i dn_i is

The expression for entropy change given by, ΔS = nR ln (V₂/V₁) + nC_v ln (T₂/T₁) is valid for