W Hat Is a uISk S Inequency iH FeV/s? 18. The horse on a carousel is 4.1 m from the central axis. If the carousel rotates at 0.14 rev/s, how long does it take the horse to go around twice? How fast is a child on the horse going (in m/s)?
W Hat Is a uISk S Inequency iH FeV/s? 18. The horse on a carousel is 4.1 m from the central axis. If the carousel rotates at 0.14 rev/s, how long does it take the horse to go around twice? How fast is a child on the horse going (in m/s)?
Physics for Scientists and Engineers, Technology Update (No access codes included)
9th Edition
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Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter10: Rotation Of A Rigid Object About A Fixed Axis
Section: Chapter Questions
Problem 10.93CP: A merry-go-round is stationary. A clog is running around the merry-go-round on the ground just...
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Question 18
![What is a disk's frequency in rev/s?
18. The horse on a carousel is 4.1 m from the central axis. If the carousel rotates at 0.14 rev/s, how long does
it take the horse to go around twice?
How fast is a child on the horse going (in m/s)?
19. The radius of the earth's very nearly circular orbit around the sun is 1.50x10m.
Find the magnitude of the earth's velocity as it travels around the sun. Assume a year of 365 days.
Find the magnitude of the earth's centripetal acceleration as it travels around the sun. Assume a year of
365 days.
20. Modern wind turbines are larger than they appear, and despite their apparently lazy motion, the speed of
the blade's tips can be quite high-many times higher than the wind speed. A turbine has blades 54 m long
that spin at 14
At the tip of a blade, what is the speed? osIod odt beuo W
At the tip of a blade, what is the centripetal acceleration?
rpm.
3. To withstand "g-forces" of up to 10g, caused by suddenly pulling out of a steep dive, fighter jet pilots
train on a "human centrifuge." 10g is an acceleration of 98 m/s².
If the length of the centrifuge arm is 14 m, at what speed is the rider moving when she experiences 10g](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc609cf24-1b53-4e12-a93f-3be4e30d8479%2F531710df-384e-46c7-bd6f-5d66e5169fd0%2Fgx5mq3g_processed.jpeg&w=3840&q=75)
Transcribed Image Text:What is a disk's frequency in rev/s?
18. The horse on a carousel is 4.1 m from the central axis. If the carousel rotates at 0.14 rev/s, how long does
it take the horse to go around twice?
How fast is a child on the horse going (in m/s)?
19. The radius of the earth's very nearly circular orbit around the sun is 1.50x10m.
Find the magnitude of the earth's velocity as it travels around the sun. Assume a year of 365 days.
Find the magnitude of the earth's centripetal acceleration as it travels around the sun. Assume a year of
365 days.
20. Modern wind turbines are larger than they appear, and despite their apparently lazy motion, the speed of
the blade's tips can be quite high-many times higher than the wind speed. A turbine has blades 54 m long
that spin at 14
At the tip of a blade, what is the speed? osIod odt beuo W
At the tip of a blade, what is the centripetal acceleration?
rpm.
3. To withstand "g-forces" of up to 10g, caused by suddenly pulling out of a steep dive, fighter jet pilots
train on a "human centrifuge." 10g is an acceleration of 98 m/s².
If the length of the centrifuge arm is 14 m, at what speed is the rider moving when she experiences 10g
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