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Aceiling fan is turned on and reaches an angular speed of 120 rev/min in 20 s. it is then turned off and coasts to a stop in an additional 60 s. the ratio of the average angular acceleration for the first 20 s to that for the last 60 s is which of the following?

Answers

  • Réponse publiée par: elaineeee

    In brief, the main difference between quantum and classical physics is the difference between a ramp and a staircase. In classical mechanics, events (in general) are continuous, which is to say they move in smooth, orderly and predicable patterns. Projectile motion is a good example of classical mechanics.

    Hope it help

  • Réponse publiée par: kateclaire

    he was the one who proposed the plum pudding model and he was also the one who discovered the one of the subatomic particle which is the electron.

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Aceiling fan is turned on and reaches an angular speed of 120 rev/min in 20 s. it is then turned off...