What is the Angular Speed of a Rocket Ride?

AI Thread Summary
The discussion revolves around calculating the angular speed of a rocket ride in an amusement park, where cars are suspended from cables that swing out at a specific angle. The parameters provided include the length of the cables (4.19 m), the distance from the axis of rotation (6.05 m), and the angle of swing (46.7 degrees). Participants express confusion about how to approach the problem, indicating a need for guidance on the relevant physics concepts. Suggestions include drawing diagrams to visualize the situation better. The conversation highlights a common challenge in applying theoretical equations to practical scenarios in physics.
salaam
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Homework Statement



In an amusement park rocket ride, cars are suspended from L = 4.19 m cables attached to rotating arms at a distance of d = 6.05 m from the axis of rotation. The cables swing out an angle of theta = 46.7 degrees when the ride is operation. What is the angular speed of rotation?

Homework Equations


Ac=V^2/r (maybe?)

The Attempt at a Solution


I have no idea where to start. I'm in major need of help
 
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salaam said:

Homework Statement



In an amusement park rocket ride, cars are suspended from L = 4.19 m cables attached to rotating arms at a distance of d = 6.05 m from the axis of rotation. The cables swing out an angle of theta = 46.7 degrees when the ride is operation. What is the angular speed of rotation?

Homework Equations


Ac=V^2/r (maybe?)

The Attempt at a Solution


I have no idea where to start. I'm in major need of help

Draw some diagrams. You can attach images to your post if you want to show an image.
 
Kindly see the attached pdf. My attempt to solve it, is in it. I'm wondering if my solution is right. My idea is this: At any point of time, the ball may be assumed to be at an incline which is at an angle of θ(kindly see both the pics in the pdf file). The value of θ will continuously change and so will the value of friction. I'm not able to figure out, why my solution is wrong, if it is wrong .
TL;DR Summary: I came across this question from a Sri Lankan A-level textbook. Question - An ice cube with a length of 10 cm is immersed in water at 0 °C. An observer observes the ice cube from the water, and it seems to be 7.75 cm long. If the refractive index of water is 4/3, find the height of the ice cube immersed in the water. I could not understand how the apparent height of the ice cube in the water depends on the height of the ice cube immersed in the water. Does anyone have an...
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