Top Mechanical Questions and Answers for Exam Preparation

Explore top Mechanical questions and answers to boost your exam preparation and enhance your understanding of key concepts.

Mechanical Questions

Q. The efficiency of an Otto cycle is increased by increasing

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Q. The work output of theoretical Otto cycle

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Q. The thermal efficiency of theoretical Otto cycle

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Q. In a carnot cycle, the working medium receives heat at a _ temperature.

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Q. In a carnot cycle, the working medium rejects heat at a __ temperature.

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Q. In a carnot cycle, the working fluid is

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Q. The isothermal process of a carnot cycle needs very __ motion of the piston to maintain constant temperature.

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Q. The adiabatic process of a carnot cycle needs very __ motion to complete the adiabatic process.

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Q. Crowning of pulleys is generally done

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Q. If the compression ratio in I.C. engine increases, then its thermal efficiency will

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