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MMLU-Pro / 9505 / Estimate the minimum voltage needed to excite K radiation from an x-ray tube…

Problem

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

question

Estimate the minimum voltage needed to excite K radiation from an x-ray tube with a tungsten target, and calculate the wavelength of the K_\alpha line.

category

physics

options

  1. 65000 volts and 0.22 A
  2. 72800 volts and 0.21 A
  3. 75000 volts and 0.19 A
  4. 76000 volts and 0.17 A
  5. 69000 volts and 0.22 A
  6. 73000 volts and 0.23 A
  7. 71000 volts and 0.18 A
  8. 74000 volts and 0.25 A
  9. 68000 volts and 0.24 A
  10. 70000 volts and 0.20 A

src

stemez-Physics

Discussion

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Source and history

upstream_id / Original problem ID
9505
task_id
2a9ffd47-4d01-56ed-a88f-8210b7bca79e
task_key
default--test--9505
task_revision_id
1
config / split
default / test

Official source

initial import