The efficiency of an Otto engine compared to that of a diesel engine, for the same compression ratio will be _______________?

Byadmin March 12, 2019August 30, 2021

The efficiency of an Otto engine compared to that of a diesel engine, for the same compression ratio will be _______________?

A. More
B. Less
C. Same
D. Data insufficient to predict

Thermodynamics for Chemical

In Joule-Thomson porous plug experiment, the__________________?

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

Read More In Joule-Thomson porous plug experiment, the__________________?
Thermodynamics for Chemical

Henry’s law is closely obeyed by a gas, when its _____________ is extremely high?

Henry’s law is closely obeyed by a gas, when its _____________ is extremely high?

A. Pressure
B. Solubility
C. Temperature
D. None of these

Read More Henry’s law is closely obeyed by a gas, when its _____________ is extremely high?
Thermodynamics for Chemical

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

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

Read More Forward reaction will be favoured for the exothermic reaction, represented by CO + H2O ⇌ CO2 + H2, by_________________?
Thermodynamics for Chemical

The value of Cp & Cv respectively for monatomic gases in Kcal/kg Mole.°K are________________?

The value of Cp & Cv respectively for monatomic gases in Kcal/kg Mole.°K are________________?

A. 5 & 3
B. 3.987 & 1.987
C. 1.987 & 0.66
D. 0.66 & 1.987

Read More The value of Cp & Cv respectively for monatomic gases in Kcal/kg Mole.°K are________________?
Thermodynamics for Chemical

At constant temperature and pressure, for one mole of a pure substance, the ratio of the free energy to the chemical potential is____________________?

At constant temperature and pressure, for one mole of a pure substance, the ratio of the free energy to the chemical potential is____________________?

A. Zero
B. One
C. Infinity
D. Negative

Read More At constant temperature and pressure, for one mole of a pure substance, the ratio of the free energy to the chemical potential is____________________?
Thermodynamics for Chemical

The work done in an adiabatic change in a particular gas depends upon changes in the ______________ only?

The work done in an adiabatic change in a particular gas depends upon changes in the ______________ only?

A. Temperature
B. Specific heat
C. Volume
D. Pressure

Read More The work done in an adiabatic change in a particular gas depends upon changes in the ______________ only?

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