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MMLU-Pro / 9074 / A 1-gram mass falls through a height H = 1 cm. If all of the energyacquired in…

Problem

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question

A 1-gram mass falls through a height H = 1 cm. If all of the energyacquired in the fall were converted to yellow light (\lambda = 6 × 10^-5 cm), how many photons would be emitted?

category

physics

options

  1. 1.5 × 10^14 photons
  2. 4.5 × 10^14 photons
  3. 18 × 10^14 photons
  4. 12 × 10^14 photons
  5. 24 × 10^14 photons
  6. 15 × 10^14 photons
  7. 6 × 10^14 photons
  8. 3 × 10^14 photons
  9. 7.5 × 10^14 photons
  10. 9 × 10^14 photons

src

stemez-Physics

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