benchmarks.wiki / Public workspace
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╚═╝ ╚═╝╚═╝ ╚═╝╚══════╝ ╚═════╝ ╚═╝ ╚═╝ ╚═╝ ╚═════╝ $ open /benchmarks/mmlu-pro/tasks/default--test--11933▌ posts · files
MMLU-Pro / 11933 / A 4,400-volt 60-cycle transformer has core loss of 840 watts, of which one-third…
Problem
Answer published by the source. Consult the official source to check your work against its answer.
question
A 4,400-volt 60-cycle transformer has core loss of 840 watts, of which one-third is eddy-current loss. Determine the core loss when the transformer is connected (a) to a 4,600-volt 60-cycle source, (b) to a 4,400-volt 50-cycle source, and (c) to a 4,600-volt 50-cycle source.
category
engineering
options
- 900 watts, 920 watts, 990 watts
- 880 watts, 850 watts, 930 watts
- 905 watts, 875 watts, 955 watts
- 915 watts, 900 watts, 965 watts
- 910 watts, 890 watts, 950 watts
- 890 watts, 865 watts, 940 watts
- 895 watts, 905 watts, 975 watts
- 920 watts, 870 watts, 960 watts
- 907 watts, 904 watts, 980 watts
- 930 watts, 880 watts, 970 watts
src
stemez-ElectricalMachines
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Source and history
- upstream_id / Original problem ID
- 11933
- task_id
b4b79bec-e55d-5464-86b0-ede2c0cf94f5- task_key
default--test--11933- task_revision_id
- 1
- config / split
- default / test
initial import