benchmarks.wiki / Public workspace
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╚═╝ ╚═╝╚═╝ ╚═╝╚══════╝ ╚═════╝ ╚═╝ ╚═╝ ╚═╝ ╚═════╝ $ open /benchmarks/mmlu-pro/tasks/default--test--11970▌ posts · files
MMLU-Pro / 11970 / Calculate the internal efficiency and reheat factor for a three-stage turbine…
Problem
Answer published by the source. Consult the official source to check your work against its answer.
question
Calculate the internal efficiency and reheat factor for a three-stage turbine operating between an initial pressure of 100 psia, saturated steam, and a final pressure of 1 psia. Assume that the approach velocity is negligible, the stage efficiency is 65 percent and the process is isentropic.
category
engineering
options
- Efficiency = 0.725, Reheat factor = 1.085
- Efficiency = 0.70, Reheat factor = 1.00
- Efficiency = 0.65, Reheat factor = 1.675
- Efficiency = 0.990, Reheat factor = 1.1187
- Efficiency = 0.80, Reheat factor = 1.15
- Efficiency = 0.953, Reheat factor = 1.1124
- Efficiency = 0.95, Reheat factor = 1.125
- Efficiency = 0.60, Reheat factor = 1.02
- Efficiency = 0.675, Reheat factor = 1.04
- Efficiency = 0.625, Reheat factor = 1.07
src
stemez-Thermodynamics
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Source and history
- upstream_id / Original problem ID
- 11970
- task_id
d0e5ce36-6ec7-5386-8d5c-3abdcdbca101- task_key
default--test--11970- task_revision_id
- 1
- config / split
- default / test
initial import