19. The radius of the earth's very nearly circular orbit around the sun is 1.50x10'm. 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. ons sno of bs
19. The radius of the earth's very nearly circular orbit around the sun is 1.50x10'm. 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. ons sno of bs
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
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 19
Transcribed Image Text: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 1.50×10''m.
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?nosnod edt
At the tip of a blade, what is the centripetal acceleration?
rpm.
Jon odi 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 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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