Question
IP A ceiling fan is rotating at 0.80 rev/s . When turned off, it slows uniformly...
IP A ceiling fan is rotating at 0.80 rev/s . When turned off, it slows uniformly to a stop in 2.1 min .
Part A
How many revolutions does the fan make in this time?
Express your answer using two significant figures.
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|
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| Δθ= | rev |
Part B
Using the result from part A, find the number of revolutions the fan must make for its speed to decrease from 0.80 rev/s to 0.40 rev/s .
Express your answer using two significant figures.
|
|
||||
| Δθ= | rev |
Homework Answers
Answer #1
Part A
Angular acceleration 
Part B
Angular acceleration
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