Apparent weight ferris wheel

Apparent weight ferris wheel

It is always directed towards the center of the circle and is responsible for keeping the object moving in a curved path. The Ferris wheel's diameter is given as 10 meters, implying a radius of 5 meters, and it completes one revolution in 8. a) b) Explain why this happens Calculate your apparent weight at the top and bottom of a Ferris wheel of radius 7. Your apparent weight on a Ferris wheel is different at the top and the bottom. What is the apparent weight of a 70 kg passenger at (a) the lowest point of the circle and (b) at the highest point? An 80 − fi-diameter Ferris wheel rotates once every 24 s. 3 kg, calculate: (a) Your apparent weight, in N. 63 Nov 20, 2007 · Nov 20, 2007. a) Calculate the linear speed of a point on the rim of the wheel of the Flyer. (b) Calculate your apparent weight at the top and bot- tom of a Ferris wheel, given that the radius of the wheel is $7. 5,356 solutions. Her weight is 511. Use 55 kg for your mass How fast would this Ferris wheel need to turn in order for you to experience As you ride on a Ferris wheel, your apparent weight is different at the top than at the bottom. What. Question: Calculate your apparent weight at the top and bottom of a Ferris wheel, given that the radius of the wheel is 12. What is the apparent weight of a 40 kg passenger at the lowest point of the circle? Express your answer with the approprlate units. What is the ratio of a person's apparent weight to her real weight at $(a)$ the top, and $(b)$ the bottom?. 0kg passenger when she is at the top of the wheel? Please show your work. What is her apparent weight (the normal force exerted on her by the bench) as she passes over the top of the Ferris wheel? A. What is the ratio of a person's apparent weight to her real weight at the top ?. Share Share. 0m and a revolution time of 13. Explanation: . An 80- fi-diameter Ferris wheel rotates once every 24 s. 5 s (see the figure (Figure 1)). In this terminology, your apparent weight is equal to the normal force acting on you, and your true weight is the gravitational force acting on you (W=m*g). An 80 80 -ft-diameter Ferris wheel rotates once every 24 \mathrm {~s} 24 s. Apr 1, 2023 · The passenger's apparent weight at the lowest point on the Ferris wheel can be calculated using the formula given below. Find step-by-step Physics solutions and your answer to the following textbook question: A Ferris wheel 22. 0250 rad / s, what is its radius? N If the angular speed of the Ferris wheel is. 2. Given that the passenger completes one revolution every 24 seconds, the speed v = 2πr Question: QUESTION 7 As you ride on a Ferris wheel, your apparent weight is different at the top than at the bottom. Answer: at the top N; at the bottom N OlESTIONS Oct 18, 2019 · Part B: Apparent weight of the passenger at the highest point of the Ferris wheel- (in N)-The passenger weighs 834 N. 0250 rad / s, what is its radius? How does this apply to Ferris wheels? A typical Ferris wheel rotates at a constant speed (unless stopping to let passengers off). Weightlessness Wheel. mA=FN/g=30. 7 m, it completes one revolution every 22. 9 for the top and 1. 1-Explain this phenomenon. The Cosmo Clock 21 Ferris wheel in Yokohama, Japan, has a diameter of 100 m. What is the apparent weight of a 74 kg passenger at the highest point of the circle? Express your answer in SI units. 7 N. 500 N different from her true weight. 0 m, it completes one revolution every 26 s, and your mass is 50 kg. 24m/s diameter = 100m radius = 50m Circumference = 314. What is the apparent weight (that is, the normal force in Newtons exerted on her by the bench) of the person as she passes through the highest point of her motion? An 80-ft-diameter Ferris wheel rotates once every 25 sWhat is the apparent weight of a 74 kg passenger at the lowest point of the circle? Express your answer in SI units. 0 m r = 12. 0 N Nov 12, 2023 · The apparent weight of the passenger at the bottom of the Ferris wheel is the gravity acting on the person plus additional force due to the rotation of the Ferris wheel. A 150 lb student has an apparent weight of 110 lb at the top of a Ferris wheel that is rotating at a constant angular velocity. top: 543 N; bottom: 672 N b. Unlike a roller coaster, the seats in a Ferris wheel swivel so that the rider is always seated upright. Physics. Science. What is the apparent weight of a 66 kg passenger at the highest point of the circle? Express your answer in SI units. This additional force is given by the formula centripetal force = mass * acceleration, where acceleration is ω^2 * r and ω is angular velocity. Your apparent weight, in kg, at the bottom of the Ferris wheel. A 68−kg person sitting on one of the benches attached at the rim of the wheel moves with a speed of 3. 0 N Physics questions and answers. 0m rotates at a constant rate, completing 1 revolution in 30 seconds. Railroad tracks must make only gradual curves to prevent trains from derailing at high speeds. 520 N D. If the normal force (apparent weight) was double the true weight (2G) at the bottom, the net force pointing into the center of the circle (the a) As you ride on a Ferris wheel your apparent weight (scale reading, as in the a elevator experiment in Unit 5) is different at the top than at the bottom. 2 m, itcompletes one revolution every 28 s, and your mass is 55 kg. What is his apparent weight at the lowest point on the Ferris wheel? What is the apparent weight of a 60 kg passenger at the highest point of the circle? Unlike a roller coaster, the seats in a Ferris wheel swivel so that the rider is always seated upright. View the full answer. Apparent weight = True weight - (density of fluid x volume of the fluid displaced)`` `Where True weight = 897 N` Density of fluid = density of air `Volume of fluid displaced = 0At the lowest point on the Ferris wheel, the passenger experiences maximum weight or a sensation Science. 2-Calculate your apparent weight at the bottom of the Ferris wheel,given that the radius of the wheel is 7. The rotation creates a centripetal force. 0 s. 1)A passenger weighs 902 N at the weight-guessing booth on the ground. This is determined by calculating the normal force using the equation \vec F_N = mg - \frac {4 \pi^2 mr} {T^2} and the mass A Ferris wheel 22. 3-Suppose the Ferris wheel were rotating just fast Calculate your apparent weight at the top and bottom of a Ferris wheel, given that the radius of the wheel is 7. Oct 1, 2023 · The apparent weight of a passenger at any point on a Ferris wheel is the person's weight plus or minus the centripetal force acting on them. 7699 m/s and a= 0. Apr 19, 2023 · Explain. A. The Singapore Flyer is a large Ferris wheel of radius 85 m that rotates once every 30 minutes. Solution. 2 m, it completes one ; A student of weight 660 N rides a steadily rotating Ferris wheel (the student sits upright). top: 383 N; bottom: 832 N e. Here’s the best way to solve it. Find the speed of the passengers when the Ferris wheel is rotating at this rate. 0 N. What is her apparent weight at the top of the ride? What is Mar 24, 2020 · A Ferris wheel has radius 4. b. Part B: A passenger weighs 887 NN at the weight-guessing booth on the ground. Part A What is the ratio of a person's apparent weight to her real weight at the top? Express your answer using three significant figures. 0 ss). 0 m making a complete turn in T = 12. 5 s. Part B What is the apparent weight of a 40 kg passenger StuTheSheep • 8 yr. At the bottom of the Ferris wheel, the normal force - the force applied by the seat on the passenger - is greater because it needs to support the person's weight and provide the centripetal force necessary 1. at top,,,,,,,,, person's apparent weight = …. Jul 30, 2020 · When the passenger is at the bottom of the Ferris wheel, the total force, which is the apparent weight, includes both gravitational and centripetal force, it is mg + mv²/r where m is the mass, g is acceleration due to gravity, v is velocity, and r is radius. An 80-ft -diameter Ferris wheel rotates once every 25 s . Oct 3, 2018 · The formula for calculating the ratio of apparent weight on a Ferris wheel is (2R + h) / (2R - h), where R is the radius of the wheel and h is the height of the rider above the ground. 0 m in diameter rotates once every 15. FN=-Fc+Fg= -485. 5 m that takes 25 seconds to complete one revolution. 0 percent less than their actual weight when they are at the top of the Ferris wheel. The apparent weight is approximately 751. Explain whether the passenger has a larger or smaller apparent Question. 5\mathrm{~s} T = 12. A Ferris wheel has diameter of 10 m and makes one revolution in 8. Jun 19, 2016 · To find the ratio of a person's apparent weight to her real weight at the top and bottom of a Ferris wheel, use the formula F = m * (v^2 / r) where F is the centripetal force, m is the person's mass, v is the velocity of the Ferris wheel, and r is the radius of the Ferris wheel. 508. 5 m, and your mass is 62. b) What is the apparent weight (that is, the normal force exerted on her by the bench) of the person as Explain. A ferris wheel has a radius of 5. Question. What is the apparent weight of a 90 kg passenger at the lowest point of the circle? Express your answer with the appropriate units. Nov 4, 2014 · In summary, a person with a weight of 670 N sitting on a bench attached to a Ferris wheel with radius 5. 8 N. 13N. Assume the radius of the wheel is 8. 0 m and makes one revolution every 8. 2 \mathrm{m},$ it completes one revolution every $28 \mathrm{s}$, and your mass is $55 \mathrm{kg}$. Calculate your apparent weight at the bottom of the Ferris wheel, given that the radius of the wheel is 7. What is his apparent weight at the lowest point on the Ferris wheel? A Ferris wheel has radius of 5 m. Oct 31, 2023 · The apparent weight of a person at the bottom of a ferris wheel will be the person's weight in addition to the additional force caused by the circular motion. 5 seconds. 2 m, it completes one revolution every 28 s, and your mass is 55 kg. Answer: at the top N; at the bottom N OlESTIONS QUESTION 4 18 points 18 points The pulley system shown in the figure is used to lift a m = 67-kg crate. 7 m. As you ride on a Ferris wheel, your apparent weight is different at the top than at the bottom. 8. 5 s (see Fig. 24 m/s) and ( r ) is the radius of the Ferris wheel (50 m). At the top, the apparent weight increases, while at the bottom Mar 2, 2020 · The apparent weight at the top of the Ferris wheel is approximately 519. a. 0 s) 851. 1. Her weight is 506. 2m, it completes one revolution every 28s, and your mass is 60kg. 3 m, it completes one revolution every 30 s, and your mass is 53 kg. 0 seconds. What is the apparent weight of a 70 k g 70 \mathrm{~kg} 70 kg passenger at (a) the lowest point of the circle and (b) the highest point? A person rides a Ferris wheel that turns with constant angular velocity. (i) Here, F N is the apparent weight. Calculate your apparent weight at the top and bottom of a Ferris wheel given that the radius of the wheel is 7. Would the apparent weight, which is the normal force, be (note: I made the positive y coordinate pointing down so n and w are positive): n Feb 5, 2012 · Feb 5, 2012. 0 s with uniform rotation. But velocity is speed with a direction vector attached to it, so velocity is changing every second. Question: An 80-ft -diameter Ferris wheel rotates once every 25 s . ½mvtop2 = ½mvbottom2 – mgh. To calculate the normal force, use Newton's 2nd Law. 0 m and a rotation period of 8. Figure 1: Free body diagrams and acceleration diagram for the three positions on the Ferris wheel. 2 in. What is her apparent weight at the lowestpoint? A Ferris wheel rotates at a constant rate. Feb 18, 2009 · For part a) I got v= 3. 6 m, your mass is 55 kg and the Ferris wheel completes one revolution The Cosmoclock 21 Ferris wheel in Yokohama City, Japan, has a diameter of 100 mm. Calculation of Apparent weight at the top. The centripetal acceleration can be calculated using the formula: where ( v ) is the speed of the passengers (5. 66. 5:59. As you ride a Ferris wheel, your apparent weight is different at the top and the bottom. Apparent weight on a Ferris wheel - Florida Atlantic University Part A: Find the speed of the passengers when the Ferris wheel is rotating at this rate. We are required to determine the fractional change of the person's apparent weight at the at the top and at the bottom of the wheel. What is centripetal acceleration? Centripetal acceleration is the acceleration experienced by an object moving in a circular path. 8 m/s2)* (20 m) = 233 A Ferris wheel has radius 5. The given data are: - Radius of the Ferris wheel, R = 7. A particular Ferris wheel takes you through one complete revolution every 26. Calculate your apparent weight at the top and bottom of a Ferris wheel, given that the radius of the wheel is 7. 8 m, and your mass is 56. it completes one revolution every 22. Q. A Ferris wheel 21. Its name comes from its 60 arms, each of which can function as a second hand (so that it makes one revolution every 60 s). The normal force is the reaction force to the apparent weight measured on the bathroom scale. 426552/23. 5–9). The expression for the real weight is given as, F = m g = m 9. 0 s, and your mass is 62 kg. 0 s will experience an apparent weight of 460 N at the highest point of their motion. An B0-ft-diameter Ferris wheol rotates once every 248. What is his apparent weight at the lowest point on the Ferris wheel? Constants The Cosmoclock 21 Ferris wheel in Yokohama City, Japan, has a diameter of 100 m. At the top of the ride her apparent weight is 1. a) What is her apparent weight (in N) at the top of the ride? How can I find "apparent weight at the highest point on the Ferris wheel" from the gravitational force without knowing the second mass? What I have so far v = 5. To find the apparent weight, we first need to calculate the centripetal acceleration at the top of the motion Physics questions and answers. (b) Calculate your apparent weight at the top and bottom of a Ferris wheel, given that the radius of the wheel is $7. What is the ratio of a persons apparent weight to her real weight at (a) the top, and (b) the bottom The question asks about the apparent weight of a person at the highest point of a Ferris wheel's motion. Explain this phenomenon. B. What is his apparent weight at the lowest point on the Ferris Oct 19, 2007 · The apparent weight of a child on a Ferris wheel is the perceived weight felt by the child due to the combination of their actual weight and the acceleration they experience on the wheel. Her weight is 480. 0 m in diameter rotates once every 12. Question: A Ferris wheel rotates at a constant rate. 0 s). Explain. Its name comes from its 60 arms, each of which can function as a second hand (so that it makes one revolution every 60. Express your answer in meters per second. Your bodies’ “apparent” weight varies depending on the place you are on the ride. 2 N, while at the bottom, it is approximately 558. What is the apparent weight (the normal force exerted on her by the bench) of the person as she passes through the lowest point of her motion? Mar 7, 2020 · At the highest point, the apparent weight will be less than the actual weight, and at the lowest point, it will be more. Specifically, at the top, the forces of gravity and the centripetal force caused by your circular motion work together to make you feel lighter, while at the bottom they oppose each other making you feel heavier. Predict/Calculate (a) As you ride on a Ferris wheel, your apparent weight is different at the top than at the bottom. 8 m / s 2. 426552/14 and at the bottom is 2143. 16m The wheel has 60 arms and makes 1 complete revolution every 60 seconds. Therefore, A Ferris wheel has radius of 5. , Physics: Principles with Applications, 7th Ed. Part B A passenger weighs 867 N at the weight-guessing booth on the ground. , New York. 9 m/s. What is the apparent weight of a 70 \mathrm {~kg} 70 kg passenger at. What is his apparent weight at the lowest point on the Ferris wheel? Express your answer in newtons. Consider the free body diagram of the Ferris wheel is shown below, The expression for the net force is given as, F n e t = m g - F N m a = m g - F N F N = m g - a …. What is the apparent weight of a 90 kg passenger Unlike a roller coaster, the seats in a Ferris wheel swivel so that the ridet is always seated upright. What is the apparent weight (that is, the normal force exerted on her by the bench) of the person as she passes through the highest point of her motion? Calculate your apparent weight at the top of a Ferris wheel, given that the radius of the wheel is 7. WHat is the ratio of a person's apparent weight to her real weight at (a) the top, and (b) the bottom? There are 2 steps to solve this one. m b) How big is the normal force exerted on the passenger the top and at the bottom? This is apparent weight of the person. 100% (4 ratings) Physics 150 Newton’s Laws Figure 1 shows the free body diagrams and the acceleration at points (a), (b) and (c) in the motion. Oct 22, 2023 · In this problem we consider a Ferris wheel of radius r = 12. To determine your apparent weight at the top and bottom of a Ferris wheel, we need to consider the centripetal force and gravitational force acting on you. A ferris wheel of radius 8. , ©2014, Reprinted by permission of Pearson Education Inc. 0 m in diameter, rotates once every 12. A150 lb student has an apparent weight of 125lb at the top. top: 608 N; bottom: 608 N d. An 80 80 80-ft-diameter Ferris wheel rotates once every 24 s 24 \mathrm{~s} 24 s. 41 N 541. Weight. If the radius of the Ferris wheel is 13. a) What is the student's apparent weight at the bottom of the Ferris wheel? b) If the speed of the Ferris wheel were doubled, what would be the student's apparent weight at the top A Ferris wheel has radius 5. In summary, a person's apparent weight is the normal force acting on them, and on a Ferris Wheel with a diameter of 28. 0 \mathrm{~m}$ in diameter rotates once every $12. 5N. A person who normally weighs 670 N is sitting on one of the benches attached at the rim of the wheel. Explain. How does the ratio of apparent weight change as the Ferris wheel rotates? May 26, 2021 · The motion of the Ferris wheel makes your apparent weight feel larger than your actual weight when you are at the bottom of the wheel. Problem sets built by lead tutors Expert video explanations. Her weight is 563. A Ferris wheel has radius 4. 09 for the bottom, obtained by dividing the equations by mg. 1 N + 784. 1 / 4. Calculate your apparent weight at the top and bottom of a Ferris wheel, given that the radius of the wheel is 12. What is his apparent weight at the lowest point on the Ferris wheel? A ferris wheel 22. d) How fast would the Ferris wheel have to go for the passenger to feel double their true weight at the bottom of the Ferris wheel? What the passenger feels is the normal force pushing on them. At the top, your apparent weight can be calculated using Fn - mg + Fc = 0, while at the bottom it can be calculated using Fn - mg - Fc = 0, where Fn As you ride on a Ferris wheel, your apparent weight is different at the top than at the bottom. The final answer is 0. It can be calculated using the formula W = mg + ma, where W is the apparent weight, m is the mass of the child, g is the acceleration due to gravity, and a is Step 3. a) Draw a Free Body Diagram of the person. Start with v = wr w = 2pi/30 …. top: 672 N; bottom: 543 N c. Question by Giancoli, Douglas C. Part B: A passenger weighs 834 N at the weight-guessing booth on the ground. it completes one revolution every 28 seconds, and your mass is 55 kg. 63 N 255. (a) Find the speed of the passengers when the Ferris wheel is rotating at this rate. Question: 1) A Ferris wheel has diameter of 10 m and makes one revolution in 8. The closest choice would be (b) 796. Required information A person rides a Ferris wheel that turns with constant angular velocity. Physics questions and answers. What is the apparent weight of a 60. 0 m and makes one revolution every 30 s with uniform rotation. 5 s T = 12. 590 N B. 2 meters and completing one revolution every 28 seconds, your apparent weight will be different at the top and bottom. Find step-by-step Physics solutions and your answer to the following textbook question: A Ferris wheel $22. Acceleration of a passenger is centripetal acceleration, since the Ferris wheel is assumed at uniform speed: a = omega^2*r omega and r in terms of given data: omega = 2*Pi/T r = d/2 Thus: a = 2*Pi^2*d/T^2 What forces cause this acceleration …. 4 g. ii. In summary, the conversation discusses finding the ratio of weight at the top and bottom of a ride, where the normal force and apparent weight are affected by the centripetal force. 5 N different from her true weight. Our expert help has broken down your problem into an easy-to-learn solution you can count on. The Cosmoclock 21 Ferris wheel in Yokohama City, Japan, has a diameter of 100 m. Answered step-by-step. 1 kg, calculate: Your apparent weight, in kg, when you are at the top of the Ferris wheel. What is the ratio of a person’s apparent weight to her real weight at. 2 m A person rides a Ferris wheel that turns with constant angular velocity. 3 seconds, the ratio of their apparent weight to real weight at the top is 2143. . (b) Calculate your apparent weight at the top and bottom of a Ferris wheel, given that the radius of the wheel is 7. ago. (a) As you ride on a Ferris wheel, yourapparent weight is different at the top than at the bottom. 0\mathrm{~m} r = 12. b) (i) Determine the fractional change in the weight of a passenger on the Flyer at the top of the ride. A person has a mass 11th Edition • ISBN: 9781119454014 David Halliday, Jearl Walker, Robert Resnick. 600 N C. Thanks for the help so far, Abarak (a) As you ride on a Ferris wheel, your apparent weight is different at the top than at the bottom. 8 N = 299. May 2, 2023 · Why do you feel lighter at the top of a Ferris wheel? This force is added to the rider’s weight to yield an apparent weight of mass*7. Thus the mass of passenger is, The apparent weight of the passenger at the highest point of the Ferris wheel is the difference of his weight and the centripetal force. 5 kg Mar 28, 2009 · Ratio of weight at top of a ferris wheel to bottom. 8 seconds. when you are at the top of the Ferris wheel. (a) As you ride on a Ferris wheel Physics test 1. A passenger weighs 862 N at the weight-guessing booth Feb 14, 2011 · Related to Why Does Apparent Weight Change on a Ferris Wheel? 1. A- A passenger weighs 882 N at the weight-guessing booth on the ground. top: 832 N; bottom: 383 N Calculate your apparent weight at the TOP of a Ferris wheel, given that the radius of the wheel is 8. vtop2 = vbottom2 – 2gh = (25 m/s)2 – 2* (9. What is the person's apparent weight ( in pounds) at the lowest point? Here’s the best way to solve it. If the angular speed of the Ferris wheel is 0. b) Calculate your apparent weight at the top and bottom of a Ferris wheel. 9 m, it completes one revolution every 25 s, and your mass is 52 kg. 947 m/s^2 For part b) since we are dealing with a ferris wheel, the FBD has normal force and weight pointing in the downward direction at the top of the ferris wheel. 0s, and your mass is 62 k top: 543 N: bottom: 672 N top:672 N: bottom: 543N top: 608 Nbottom: 608N top: 383 N bottom 832 N top: 832 Ne bottom 383N Question 4 A centrifuge is a common laboratory instrument that separates components of Question: A particular Ferris wheel takes you through one complete revolution every 26. 0 s ). An 80-ft-diameter Ferris wheel rotates once every 24 s. 38 N (a) Your apparent weight, in N, when you are at the top of the Ferris wheel. A Ferris wheel 22. When the person is at the top of the wheel, the center of the Ferris wheel is down, so the centripetal force is negative. On the top of the loop the sum of the cart’s kinetic energy has been converted into potential energy. Answer: at the top ____ N; at the bottom ____ N A 118 lb person on a steadily rotating Ferris wheel has an apparent weight which is 15. Find step-by-step Physics solutions and your answer to the following textbook question: A person rides a Ferris wheel that turns with constant angular velocity. 2 \mathrm{m},$ it completes one revolution every 28 $\mathrm{s}$ and your mass is 55 $\mathrm{kg}$ . Created by Chegg. A person weighing 670 N is sitting on one of the benches attached at the rim of the wheel. Why is a train likely to derail if it encounters a sharp turn while it's traveling fast? Sharp turn means a large horizontal acceleration means the apparent weight has a large horizontal component. This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. A woman who normally weighs 600 N is sitting on one of the benches attached at the rim of the wheel. FNet=-Fc=FN-Fg. 7. 4 meters and rotates with a constant velocity such that it takes 42 seconds to complete one revolution. What is the apparent weight (the normal force exerted on her by the bench) of the person as she passes through the highest point of her motion? a) What is the magnitude of the centripetal force acting on the Ferris wheel passenger at the top and at the bottom? 50N f, maca 76 - 3 = 50 W. 37 The Cosmoclock 21 Ferris wheel in Yokohama City, Japan, has a diameter of 100 m. The Cosmoclock 21 Ferris wheel in Yokohama City, Japan, has a diameter of 100 m . Part B A passenger weighs 862 NN at the weight-guessing booth on the ground. 5 \mathrm{~s}$. What is the apparent weight of the person (that is, the normal force exerted on the person by the bench) as the person passes through the highest point of their motion? Dec 29, 2020 · Final answer: Your apparent weight changes on a Ferris wheel due to the varying forces acting on you at the top and bottom of the ride. c. (a) the lowest point of the circle and. What is the apparent weight (that is, the normal force exerted on her by the bench) of the person as she passes through the highest point of her motion? (3 points). The reason the circular motion is important is because it allowed you to calculate the acceleration. A person rides a Ferris wheel that turns with constant angular velocity. Also, Calculate your apparent weight at the BOTTOM of a Ferris wheel, given that the radius of the wheel is 8. What is his apparent weight at the highest point of the Ferris The Cosmoclock 21 Ferris wheel in Yokohama City, Japan, has a diameter of 100 m. Expert-verified. (a) As you ride on a Ferris wheel, your apparent weight is different at the top than at the bottom. 0 m and makes one revolution in 8. Calculate your apparent weight at the top of a Ferris wheel, given that the radius of the wheel is 7. In summary, when riding a ferris wheel with a radius of 7. Problem 54. re js ai lp nz pm zz dz xn ve