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Questions and Answers
What is the initial temperature of the air in the engine?
What is the initial temperature of the air in the engine?
- 50°F
- 50 K
- 50°C (correct)
- 50 R
What is the stroke length of the engine?
What is the stroke length of the engine?
- 200 mm
- 250 mm
- 350 mm (correct)
- 400 mm
What is the type of thermodynamic cycle operated by the engine?
What is the type of thermodynamic cycle operated by the engine?
- Adiabatic cycle
- Isothermal cycle
- Constant pressure cycle
- Constant volume cycle (correct)
What is the clearance volume of the engine?
What is the clearance volume of the engine?
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What is the maximum pressure reached in the engine?
What is the maximum pressure reached in the engine?
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Study Notes
Engine Specifications
- Engine has a bore of 250mm
- Engine has a stroke of 350mm
- Engine operates on a constant volume cycle
- Clearance volume of the engine is 0.00265 cubic meter
Initial Conditions
- Initial pressure is 1 bar
- Initial temperature is 50°C
Maximum Pressure
- Maximum pressure reached is 25bar
Efficiency Calculation
- Air standard efficiency of the cycle needs to be calculated
- Possible answers: 57.32%, 55.29%, 58.23%, 56.31%
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