benchmarks.wiki / Public workspace
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╚═╝ ╚═╝╚═╝ ╚═╝╚══════╝ ╚═════╝ ╚═╝ ╚═╝ ╚═╝ ╚═════╝ $ open /benchmarks/mmlu-pro/tasks/default--test--12211▌ posts · files
MMLU-Pro / 12211 / In a motor the armature resistance is 0.1 ohm. When connected across 110-volt…
Problem
Answer published by the source. Consult the official source to check your work against its answer.
question
In a motor the armature resistance is 0.1 ohm. When connected across 110-volt mains the armature takes 20 amp, and its speed is 1,200 rpm. Determine its speed when the armature takes 50 amp from the same mains, with the field increased 10 percent.
category
engineering
options
- 850 rpm
- 1,320 rpm
- 1,000 rpm
- 1,061 rpm
- 1,150 rpm
- 1,100 rpm
- 1,080 rpm
- 1,250 rpm
- 900 rpm
- 1,200 rpm
src
stemez-ElectricalMachines
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Source and history
- upstream_id / Original problem ID
- 12211
- task_id
a06c1cb9-6c19-5242-b5c6-f24a56c857bf- task_key
default--test--12211- task_revision_id
- 1
- config / split
- default / test
initial import