vecoker vecoker
  • 25-09-2021
  • Physics
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You're flying in a twin-engine turboprop aircraft, with its two propellers turning at 977 and 998 rpm , respectively.

How often to you hear a peak in the engine sound?

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Аноним Аноним
  • 25-09-2021

Answer:

Explanation:

998 - 977 = 21 peaks /minute or about every 2.86 seconds

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