Nyasia O.
asked • 09/22/18A bicycle tire is 64 cm in diameter. (a) At what frequency f does the tire rotate when the bicycle is traveling at a speed of 40 km/s?
A bicycle tire is 64 cm in diameter. (a) At what frequency f does the tire rotate when the bicycle is traveling at a speed of 40 km/s? (b) What is the angular frequency ω?
More
1 Expert Answer
Arturo O. answered • 09/22/18
Tutor
5.0
(66)
Experienced Physics Teacher for Physics Tutoring
v = rω = r(2πf)
f = v/(2πr)
v = 40 x 103 m/s
r = d/2 = (1/2)(64 x 10-2) m
Plug the numbers into the equation above for f and get f in Hz. You can finish from here.
Arturo O.
To get angular frequency, just multiply f by 2π and get ω in rad/sec.
ω = 2πf
Report
09/22/18
Still looking for help? Get the right answer, fast.
Ask a question for free
Get a free answer to a quick problem.
Most questions answered within 4 hours.
OR
Find an Online Tutor Now
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.
Tah S.
I still don’t understand. Can you break it down.02/15/19