The efficiency of an Otto engine compared to that of a...

Home / Chemical Engineering / Chemical Engineering Thermodynamics / Question

Examveda

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

Answer: Option A

Solution(By Examveda Team)

The Otto engine has more efficiency than diesel engine. As the ratio of area under p-v diagram to heat addition in case of petrol engine is more than the diesel engine. But for the practical purposes the diesel engine has more efficiency.

This Question Belongs to Chemical Engineering >> Chemical Engineering Thermodynamics

Join The Discussion

Related Questions on Chemical Engineering Thermodynamics

Sublimation temperature of dry ice (solid CO₂) is __________ °C.

A. -273

B. 0

C. -78

D. 5

View Answer

The equation relating E, P, V and T which is true for all substanes under all conditions is given by $${\left( {\frac{{\partial {\text{E}}}}{{\partial {\text{V}}}}} \right)_{\text{T}}} = {\text{T}} \cdot {\left( {\frac{{\partial {\text{P}}}}{{\partial {\text{T}}}}} \right)_{\text{H}}} - {\text{P}}{\text{.}}$$ This equation is called the

A. Maxwell's equation

B. Thermodynamic equation of state

C. Equation of state

D. Redlich-Kwong equation of state

View Answer

Henry's law is closely obeyed by a gas, when its __________ is extremely high.

A. Pressure

B. Solubility

C. Temperature

D. None of these

View Answer

If an ideal solution is formed by mixing two pure liquids in any proportion, then the __________ of mixing is zero.

A. Enthalpy

B. Volume

C. Both A & B

D. Neither A nor B

View Answer

More Related Questions on Chemical Engineering Thermodynamics