Rotating frames of Motion in Vector Notation

Thread starter BrIDo
Start date Oct 16, 2009
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Frames Motion Notation Rotating Rotating frames Vector Vector notation

In summary, a rotating frame of motion is a coordinate system that rotates with a moving object, allowing the object to appear stationary. Motion in vector notation is described using vectors to represent displacement, velocity, and acceleration. The Coriolis effect is the apparent deflection of an object's motion due to the rotation of the Earth and is taken into account in rotating frames of motion. These frames differ from inertial frames in that they consider additional forces and are important in physics for analyzing certain types of motion and explaining certain phenomena.

Oct 16, 2009

BrIDo

Afternoon,

I'm studying Engineering Dynamics (4th Year Undergraduate) and I was wondering if anyone can point me to a resource with regards to rotating reference frames and vector notation? The notes I've been given aren't particularly helpful.

Much appreciated.

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Oct 16, 2009

tiny-tim

Science Advisor

Homework Helper

Hi BrIDo!

Try http://en.wikipedia.org/wiki/Rotating_frame" , or several pages in the PF Library.

Last edited by a moderator: May 4, 2017

1. What is a rotating frame of motion?

A rotating frame of motion is a coordinate system in which an observer is rotating along with the moving object, thus making the object appear stationary. This type of frame is commonly used to analyze the motion of objects in circular or rotational motion.

2. How is motion described in vector notation?

Motion in vector notation is described using vectors, which are quantities that have both magnitude and direction. In this notation, the displacement, velocity, and acceleration of an object are represented by vectors, allowing for a more comprehensive understanding of the motion.

3. What is the Coriolis effect and how is it related to rotating frames of motion?

The Coriolis effect is the apparent deflection of an object's motion due to the rotation of the Earth. In rotating frames of motion, the Coriolis effect is taken into account to explain the observed motion of objects on or near the Earth's surface.

4. How do rotating frames of motion differ from inertial frames of motion?

Inertial frames of motion are frames in which Newton's laws of motion hold true, while rotating frames of motion are frames in which the observer is accelerating or rotating with respect to the object being observed. In rotating frames, additional forces such as the centrifugal and Coriolis forces need to be considered.

5. Why are rotating frames of motion important in physics?

Rotating frames of motion are important in physics because they allow for a more accurate analysis of motion in certain situations, such as circular or rotational motion. They also help explain various phenomena, such as the Coriolis effect, that cannot be fully understood in inertial frames of motion.