Help solving for rate of angular change

Click For Summary
SUMMARY

The discussion focuses on solving for the angular position θ(t) and the angular velocity dθ/dt in a given problem involving a right triangle. Participants suggest using trigonometric relationships to express θ in terms of x and y coordinates. The key steps include determining the relationship between x and time t to derive the function for θ as a function of time. This approach provides a clear pathway to solving the problem effectively.

PREREQUISITES
  • Understanding of trigonometric functions and their applications
  • Familiarity with angular motion concepts
  • Knowledge of calculus, specifically differentiation
  • Basic geometry, particularly properties of right triangles
NEXT STEPS
  • Research trigonometric identities for right triangles
  • Study angular motion equations in physics
  • Learn about differentiation techniques in calculus
  • Explore applications of angular velocity in real-world scenarios
USEFUL FOR

Students studying physics, mathematics enthusiasts, and anyone looking to understand angular motion and its mathematical representation.

WRX200
Messages
4
Reaction score
0
It'll be easier if I just enter this as an image:

[PLAIN]http://img40.imageshack.us/img40/7366/prob13.jpg

I'm not even really sure where to begin. Any help on a good general direction of where to go would be much appreciated. I need to solve for an expression which describes θ(t) , and the change in angular velocity (dθ/dt)
 
Last edited by a moderator:
Physics news on Phys.org
You can draw a right triangle and figure out theta in terms of x and y. Then all you need to do is find x in terms of t. Also, part a just wants theta as a function of time.
 

Similar threads

Solving for Angular momentum without mass
  • · Replies 1 ·
Replies
1
Views
1K
Mass Transfer in a Binary Star System
  • · Replies 2 ·
Replies
2
Views
3K
Free expansion of Real Gases - Dieterici EoS, Change in Temperature
  • · Replies 30 ·
2
Replies
30
Views
5K
Precession of Rotating Rigid Body from Two Different Frames
  • · Replies 2 ·
Replies
2
Views
2K
Rate of Change of Angle for 90 ft Wire Attachment
  • · Replies 14 ·
Replies
14
Views
4K
Rolling motion of sphere (weird initial condition?)
  • · Replies 7 ·
Replies
7
Views
3K
Determine the Maximum angular velocity
  • · Replies 2 ·
Replies
2
Views
7K
Angular Momentum In Polar Coordinates
  • · Replies 10 ·
Replies
10
Views
13K
Bead Sliding on Rotating Rod after Motor is Turned Off
  • · Replies 17 ·
Replies
17
Views
4K
Graduate Rate of Change of Vector in Rotating Frame
  • · Replies 6 ·
Replies
6
Views
4K