23. 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?

College Physics
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ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Question 23
W hat 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 1.50×10m.
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.
gun
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?
At the tip of a blade, what is the centripetal acceleration?
rpm.
Ietnoxnod odt bouo
AO DO sorol 1on od to no
23. 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
If the length of the centrifuge arm is 14 m, at what speed is the rider moving when she experiences 10g?
an acceleration of 98 m/s².
Transcribed Image Text:W hat 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 1.50×10m. 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. gun 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? At the tip of a blade, what is the centripetal acceleration? rpm. Ietnoxnod odt bouo AO DO sorol 1on od to no 23. 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 If the length of the centrifuge arm is 14 m, at what speed is the rider moving when she experiences 10g? an acceleration of 98 m/s².
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