Home

Join Our Socials

Telegram Group
Join Community
Twitter Group
Pinterest Group
Facebook Group
Subscribe YouTube

What is the correct answer?

4

Thermal efficiency of a Carnot engine can approach 100%, only when the temperature of the

A. Cold reservoir approaches zero

B. Hot reservoir approaches infinity

C. Either (A) or (B)

D. Neither (A) nor (B)

Correct Answer :

C. Either (A) or (B)


Share this question with your friends
Show all Chemical Engineering Thermodynamics MCQ

Please do not use chat terms. Example: avoid using "grt" instead of "great".

Submit
Load More..

Related Questions

In an ideal refrigeration cycle, the change in internal energy of the… Gases are cooled in Joule-Thomson expansion, when it is __________ inversion… Entropy change for an irreversible process taking system and surrounding… Joule-Thomson Co-efficient at any point on the inversion curve is Critical compressibility factor for all substances Which of the following decreases with increase in pressure? Pick out the correct statement. Cv for an ideal gas Forward reaction will be favoured for the exothermic reaction, represented… In any spontaneous process, the __________ free energy decreases. For water at 300°C, it has a vapour pressure 8592.7 kPa and fugacity… The main feature of Carnot refrigeration cycle is that, it PVy = constant, holds good for an isentropic process, which is Gibbs phase rule finds application, when heat transfer occurs by Maximum work that could be secured by expanding the gas over a given pressure… Which of the following equations is used for the prediction of activity… y = specific heat ratio of an ideal gas is equal to Which of the following diagrams does not represent an Otto cycle? Minimum number of phases that exists in a system is 1. Number of chemical… Heat of formation of an element in its standard state is What is the degree of freedom for two miscible (non-reacting) substances… Gibbs free energy at constant pressure and temperature under equilibrium… Boyle's law for gases states that For a thermodynamic system containing 'x' chemical species, the maximum… If the heat of solution of an ideal gas in a liquid is negative, then… For an ideal solution, the value of activity co-efficient is In the equation, PVn = Constant, if the value of n = 0, then it represents… Which is an example of closed system? The acentric factor of a materical, 'ω', is defined as ω = -log10(Prsat)Tr-1… In the equation PVn = constant, if the value of n = y = Cp/Cv, then it…

Also checkout

Numbers MCQ Steam Boilers, Engines, Nozzles & Turbines MCQ Zoology MCQ Blood Relation MCQ General knowledge MCQ Morphology of flowering plants MCQ Computer Graphics MCQ Machine Input MCQ Rearrangement Set 6 MCQ Probability MCQ SEO MCQ Middle English Literature MCQ