Question

The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected)

a.

δQ = T.ds

b.

δQ = T/ds

c.

dQ = ds/T

d.

none of these

Posted under Mechanical Engineering

Answer: (a).δQ = T.ds

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected)
Add Comment

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. For the same compression ratio, the efficiency of dual combustion cycle is

View solution

Q. In an irreversible process, there is a

View solution

Q. The amount of heat required to raise the temperature of unit mass of a gas through one degree at constant pressure is called specific heat at constant pressure.

View solution

Q. The change of entropy, when heat is removed from the gas, is negative.

View solution

Q. Coke is produced

View solution

Q. The ratio of molar specific heats for monoatomic gas is

View solution

Q. The general law of expansion or compression is pvn = C, The process is said to be hyperbolic, if n is equal to

View solution

Q. The state of a substance whose evaporation from its liquid state is partial, is known as steam.

View solution

Q. The value of universal gas constant is same for all gases.

View solution

Q. The numerical value of the thermal capacity and the water equivalent of the substance are the same.

View solution

Q. The area under the temperature-entropy curve (i. e. T - s curve) of any thermodynamic process represents the workdone during the process.

View solution

Q. The heating of a gas at constant pressure is governed by Charles' law.

View solution

Q. Which of the following statement is wrong?

View solution

Q. Carnot cycle consists of

View solution

Q. When a gas is heated at constant volume

View solution

Q. One Joule (J) is equal to

View solution

Q. When the expansion or compression takes place according to the law pvn = C, the process is known as

View solution

Q. The entropy is a point function and thus it is a property of the same.

View solution

Q. The state of a substance whose evaporation from its liquid state is complete, is known as

View solution

Q. An open cycle gas turbine works on

View solution
View All MCQs on Mechanical Engineering

Recommended Subjects

Are you eager to expand your knowledge beyond Mechanical Engineering? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!

Highway Engineering

Navigate the road to efficient transportation with our Highway Engineering category....

Textile Engineering

Explore the dynamic world of Textile Engineering with our specialized category. Delve...

Cognitive Radio

Step into the dynamic world of Cognitive Radio, where wireless communication meets...

Human and Cultural Diversity

Explore the rich tapestry of human societies with our Human and Cultural Diversity...

Electrical Measurement and Instrumentation

Unlock the world of electrical measurements with our dedicated category. Explore...

Chemistry

Unlock the mysteries of chemistry with our Chemistry category. Delve into the...

Logical Reasoning

Enhance your logical thinking and decision-making abilities with our Logical...

Waste Water Engineering

Navigate the challenges of wastewater treatment and management with our Waste Water...

Verbal Ability

Hone your language and communication skills with our Verbal Ability category. Enhance...