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MMLU-Pro / 11677 / Calculate the safe thickness of the shield coating necessary ona radioactive…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

Calculate the safe thickness of the shield coating necessary ona radioactive waste spherical ball of 1 ft. radius to be dumpedin the ocean with ambient water temperature of 50°F.The waste ball gives off heat at the rate of 440 Btu/hr. The thermal conductivity of the shielding material is k = 0.02 Btu/hrft°F.

category

engineering

options

  1. 4 ft
  2. 3 ft or 36 in
  3. 1.5 ft or 18 in
  4. 0.5 ft
  5. 0.1 ft or 1.2 in
  6. 0.75 ft or 9 in
  7. 0.25 ft or 3 in
  8. 0.05 ft or 0.6 in
  9. 1 ft
  10. 2 ft

src

stemez-HeatTransfer

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Source and history

upstream_id / Original problem ID
11677
task_id
f6019bcb-4aa3-5193-a431-efc254d09b9b
task_key
default--test--11677
task_revision_id
1
config / split
default / test

Official source

initial import