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MMLU-Pro / 11793 / A 3.5 ft. mean diameter cast-iron flywheel, rotating at 250 rpm, can furnish 750…

Problem

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question

A 3.5 ft. mean diameter cast-iron flywheel, rotating at 250 rpm, can furnish 750 ft.-lb. of energy for a small rock crushing operation. Calculate the thickness of the flywheel rim if the width is kept to a minimum of 5 in. The speed variation is not to exceed 19% for the crushing operation. Specific weight of cast-iron is 0.26 lbs./in^3.

category

engineering

options

  1. 3 in.
  2. 0.5 in.
  3. 0.875 in.
  4. 1.25 in.
  5. 1.5 in.
  6. 1.75 in.
  7. 2 in.
  8. 1 in.
  9. 0.75 in.
  10. 2.5 in.

src

stemez-MachineDesign

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Source and history

upstream_id / Original problem ID
11793
task_id
0ad737b7-deae-5d4d-986a-fcbc4d0e807a
task_key
default--test--11793
task_revision_id
1
config / split
default / test

Official source

initial import