Question

The main cause for the irreversibility is

a.

mechanical and fluid friction

b.

unrestricted expansion

c.

heat transfer with a finite temperature difference

d.

all of the above

Answer: (d).all of the above

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. The main cause for the irreversibility is

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. A cycle consisting of __________ and two isothermal processes is known as Stirling cycle.

Q. The heat and mechanical energies are mutually convertible. This statement was established by

Q. The volumetric or molar specific heat at constant pressure is the product of

Q. The efficiency of Carnot cycle depends upon

Q. The gas turbine cycle with regenerator improves

Q. Which of the following has the highest calorific value?

Q. When a gas is heated, change takes place in

Q. The unit of power in S.I. units is kilowatt.

Q. Otto cycle consists of

Q. The increase in entropy of a system represents

Q. In a free expansion process,

Q. The reading of the pressure gauge fitted on a vessel is 25 bar. The atmospheric pressure is 1.03 bar and the value of 'g' is 9.81 m/s². The absolute pressure in the vessel is

Q. The lower calorific value of fuel may be obtained by adding the heat of steam formed during combustion to the higher calorific value.

Q. One kg of carbon monoxide requires 4/7 kg of oxygen and produces

Q. The molecular mass expresssed in gram (i.e. 1 g - mole) of all gases, at N. T. P., occupies a volume of

Q. The absolute zero pressure will be

Q. The gas in cooling chamber of a closed cycle gas turbine is cooled at

Q. Boyle's law states that change of internal energy of a perfect gas is directly proportional to the change of temperature.

Q. The ratio of specific heat at constant pressure (cp) and specific heat at constant volume (cv) is always __________ one.

Q. The isothermal and adiabatic processes are regarded as

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!