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Engineering Thermodynamics MCQs: 496 Questions & Answers in Engineering

496 Engineering Thermodynamics MCQs in Engineering with answers & explanations. Page 14. Practice objective questions for competitive exams, interviews & sel… Use the answer toggle below to show or hide all solutions, tap an option to check one question, or open a question for its own page.

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Engineering Thermodynamics MCQs: 496 Questions & Answers in Engineering

A series of operations, which take place in a certain order & restore the initial condition is known as

According to kinetic theory of heat

The condition for the reversibility of a cycle is

A system comprising a single phase is called a

If all the variables of a stream are independent of time it is said to be in

A control volume refers to

Internal energy of a perfect gas depends on

Steady flow process requires that

The first law of thermodynamics for steady flow

Which of the following is not a property of the system

The process or systems that do not involve heat are called

The main cause of the irreversibility is

An isentropic process is always

In the polytropic process equation pvⁿ = constant, if n is infinitely large, the process is termed as

For a reversible adiabatic process, the change in entropy is

Second law of thermodynamics defines

For any irreversible process the net entropy change is

For any reversible process, the change in entropy of the system & surroundings is

Isentropic flow is

The processes of a Carnot cycle are

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