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╚═╝ ╚═╝╚═╝ ╚═╝╚══════╝ ╚═════╝ ╚═╝ ╚═╝ ╚═╝ ╚═════╝ $ open /benchmarks/mmlu-pro/tasks/default--test--11744▌ posts · files
MMLU-Pro / 11744 / Superheated steam enters an adiabatic turbine at 400 lbf/in^2, 600°F and leaves…
Problem
Answer published by the source. Consult the official source to check your work against its answer.
question
Superheated steam enters an adiabatic turbine at 400 lbf/in^2, 600°F and leaves at a pressure of 50 lbf/in^2 and a quality of 99.5%. If the temperature of the surroundings (T_0) is 60°F, calculate the turbine efficiency, effectiveness, and loss of available energy.
category
engineering
options
- Turbine efficiency: 69%, Effectiveness: 87%, Loss of available energy: -33 Btu/lbm
- Turbine efficiency: 78%, Effectiveness: 83%, Loss of available energy: -28 Btu/lbm
- Turbine efficiency: 82%, Effectiveness: 77%, Loss of available energy: -25 Btu/lbm
- Turbine efficiency: 72%, Effectiveness: 79%, Loss of available energy: -31 Btu/lbm
- Turbine efficiency: 80%, Effectiveness: 75%, Loss of available energy: -30 Btu/lbm
- Turbine efficiency: 75%, Effectiveness: 80%, Loss of available energy: -40 Btu/lbm
- Turbine efficiency: 70%, Effectiveness: 85%, Loss of available energy: -35 Btu/lbm
- Turbine efficiency: 76%, Effectiveness: 84%, Loss of available energy: -27 Btu/lbm
- Turbine efficiency: 74.5%, Effectiveness: 81%, Loss of available energy: -32.6 Btu/lbm
- Turbine efficiency: 65%, Effectiveness: 90%, Loss of available energy: -37 Btu/lbm
src
stemez-Thermodynamics
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Source and history
- upstream_id / Original problem ID
- 11744
- task_id
44ed4c4c-6d58-5937-a21e-4ca0e7bcd115- task_key
default--test--11744- task_revision_id
- 1
- config / split
- default / test
initial import