Section 5.7 Vertical Circular Motion 15. The drawing shows an extreme skier at the bottom of a ski jump. At this point the track is circular with a radius r. Two forces act on the skier, her weight mg and the normal force Fx. Which relation describes how the net force acting on her is related to her mass m and speed v and to the radius r? Assume that “up" is the positive direction. mv? mv² (a) Fx + mg (b) Fx – mg mv² mv? (c) FN (d) -mg mg
Section 5.7 Vertical Circular Motion 15. The drawing shows an extreme skier at the bottom of a ski jump. At this point the track is circular with a radius r. Two forces act on the skier, her weight mg and the normal force Fx. Which relation describes how the net force acting on her is related to her mass m and speed v and to the radius r? Assume that “up" is the positive direction. mv? mv² (a) Fx + mg (b) Fx – mg mv² mv? (c) FN (d) -mg mg
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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![Section 5.7 Vertical Circular Motion
15. The drawing shows an extreme skier at the bottom of a ski jump. At
this point the track is circular with a radius r. Two forces act on the skier,
her weight mg and the normal force Fx. Which relation describes how
the net force acting on her is related to her mass m and speed v and to the
radius r? Assume that “up" is the positive direction.
mv?
mv²
(a) Fx + mg
(b) Fx – mg
mv²
mv?
(c) FN
(d) -mg
mg](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F20ff2f77-9fd2-4c3c-adb3-db9b2838f0b7%2Ff5310324-66ae-480a-9dca-21ddbb6f80ae%2Fgbj41qn.png&w=3840&q=75)
Transcribed Image Text:Section 5.7 Vertical Circular Motion
15. The drawing shows an extreme skier at the bottom of a ski jump. At
this point the track is circular with a radius r. Two forces act on the skier,
her weight mg and the normal force Fx. Which relation describes how
the net force acting on her is related to her mass m and speed v and to the
radius r? Assume that “up" is the positive direction.
mv?
mv²
(a) Fx + mg
(b) Fx – mg
mv²
mv?
(c) FN
(d) -mg
mg
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