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ME Set-3
Engineering Thermodynamic
142

Engineering Thermodynamics MCQ with Answers

142) The cycle in which heat is supplied at constant volume and rejected at constant pressure is known as

Dual combustion cycle

Diesel cycle

Atkinson cycle

Rankine cycle

Answer is:

Atkinson cycle

Engineering Thermodynamics MCQ with Answers

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Related Engineering Thermodynamics MCQ with Answers

143) The efficiency of Diesei cycle with decrease in cut off

increases

decreases

remains unaffected

first increases and then decreases

Answer is:

increases

144) Which of the following cycles has maximum efficiency

Rankine

Stirling

Carnot

Brayton

Answer is:

Carnot

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

Engineering Thermodynamics MCQ with Answers

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