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Engineering
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ME Set-3
Engineering Thermodynamic
144

Engineering Thermodynamics MCQ with Answers

144) Which of the following cycles has maximum efficiency

Rankine

Stirling

Carnot

Brayton

Answer is:

Carnot

Engineering Thermodynamics MCQ with Answers

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Related Engineering Thermodynamics MCQ with Answers

145) The ideal efficiency of a Brayton cycle without regeneration with increase ni pressure ratio will

increase

decrease

remain unchanged

increase/decrease depending on application

Answer is:

increase

146) The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will

increase

decrease

remain unchanged

increase/decrease depending on ap-plication

Answer is:

decrease

147) The following cycle is used for air craft refrigeration

Brayton cycle

Reversed-Brayton cycle.

Carnot cycle

Bell-Coleman cycle

Answer is:

Reversed-Brayton cycle.

148) Gas turbine cycle consists of

two isothermals and two isentropics

two isentropics and two constant volumes

two isentropics, one constant volume and one constant pressure

two isentropics and two constant pressures

Answer is:

two isentropics and two constant pressures

Engineering Thermodynamics MCQ with Answers

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