Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Relative Motion Analysis using Rotating Axes

Relative Motion Analysis using Rotating Axes

Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame.
However, to express the relative position of point B relative to point A, an additional frame of reference, denoted as x'y', is necessary. This additional frame not only translates but also rotates relative to the fixed frame, making it instrumental in...

Relative Motion Analysis using Rotating Axes - Acceleration

Relative Motion Analysis using Rotating Axes - Acceleration

Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame. The absolute velocity of point B is determined by adding the absolute velocity of point A, the relative velocity of point B in the rotating frame, and the effects caused by the angular velocity within the rotating frame.
Time differentiation is...

Rotation with Constant Angular Acceleration - II

Rotation with Constant Angular Acceleration - II

Kinematics is the description of motion. The kinematics of rotational motion discusses the relationships between rotation angle, angular velocity, angular acceleration, and time. One can describe many things with great precision using kinematics, but kinematics does not consider causes. For example, a large angular acceleration describes a very rapid change in angular velocity without any consideration of its cause. Thus, rotational kinematics does not represent the laws of nature.
The first...

Rotational Motion about a Fixed Axis

Rotational Motion about a Fixed Axis

A rigid body's rotation around a fixed axis makes every point within it trace a circular path around a specific line or point. The term given to this type of spinning is defined by the angular position, symbolized by the angle θ. This angle is gauged from a static reference line to the revolving object. From this angular position, any variation is referred to as angular displacement, denoted by dθ. The extent of this displacement can be calculated in degrees, radians, or revolutions, where one...

Coriolis Force

Coriolis Force

An accelerating particle experiences a force equal to the mass multiplied by the acceleration in an inertial frame of reference. Consider a particle in a non-inertial frame of reference, such as a sliding ball on a rotating table. The acceleration of the ball in this rotating reference frame is different than in the intertial frame, which modifies its equation of motion. The fictitious forces acting additionally on a rotating frame of reference alter Newton's Second Law expression. Centripetal...

Rotation with Constant Angular Acceleration - I

Rotation with Constant Angular Acceleration - I

If angular acceleration is constant, then we can simplify equations of rotational kinematics, similar to the equations of linear kinematics. This simplified set of equations can be used to describe many applications in physics and engineering where the angular acceleration of a system is constant.
Using our intuition, we can begin to see how rotational quantities such as angular displacement, angular velocity, angular acceleration, and time are related to one another. For example, if a flywheel...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Intraoperative upper urinary tract cytology examination is a risk factor of upper urinary tract recurrence in patients with non-muscle-invasive bladder cancer.

Urologic oncology·2020

Same author

Long-Term Outcomes After Sublobar Resection Versus Lobectomy in Patients With Clinical Stage IA Lung Adenocarcinoma Meeting the Node-Negative Criteria Defined by High-Resolution Computed Tomography and [<sup>18</sup>F]-Fluoro-2-Deoxy-d-Glucose Positron Emission Tomography.

Clinical lung cancer·2020

Same author

Clinical Impacts of EGFR Mutation Status: Analysis of 5780 Surgically Resected Lung Cancer Cases.

The Annals of thoracic surgery·2020

Same author

Influence of Warfarin Therapy on Prothrombin Production and Its Posttranslational Modifications.

The journal of applied laboratory medicine·2020

Same author

Wedge resection as an alternative treatment for octogenarian and older patients with early-stage non-small-cell lung cancer.

Japanese journal of clinical oncology·2020

Same author

Analysis of targeted somatic mutations in pleomorphic carcinoma of the lung using next-generation sequencing technique.

Thoracic cancer·2020

Search research articles

Related Experiment Video

Updated: Jul 20, 2026

Controlled Rotation of Human Observers in a Virtual Reality Environment

Controlled Rotation of Human Observers in a Virtual Reality Environment

Published on: April 21, 2022

Background stripes affect apparent speed of rotation.

Stuart Anstis¹, Hiroyuki Ito, Patrick Cavanagh

¹Department of Psychology, University of California at San Diego, La Jolla 92093-0109, USA. sanstis@ucsd.edu

|September 15, 2006

Summary

Perceptual speed illusions occur when a rotating line speeds up near vertical stripes. The motion of induced brightness patterns, not their orientation, causes this visual illusion.

More Related Videos

Biophysical Characterization of Flagellar Motor Functions

Biophysical Characterization of Flagellar Motor Functions

Published on: January 18, 2017

Magnetically Induced Rotating Rayleigh-Taylor Instability

Magnetically Induced Rotating Rayleigh-Taylor Instability

Published on: March 3, 2017

Related Experiment Videos

Last Updated: Jul 20, 2026

Controlled Rotation of Human Observers in a Virtual Reality Environment

Controlled Rotation of Human Observers in a Virtual Reality Environment

Published on: April 21, 2022

Biophysical Characterization of Flagellar Motor Functions

Biophysical Characterization of Flagellar Motor Functions

Published on: January 18, 2017

Magnetically Induced Rotating Rayleigh-Taylor Instability

Magnetically Induced Rotating Rayleigh-Taylor Instability

Published on: March 3, 2017

Area of Science:

Visual perception
Motion perception
Psychophysics

Background:

A rotating line against a stationary striped background appears to speed up when vertical.
This phenomenon is linked to interactions between the moving line and static visual elements.

Purpose of the Study:

To investigate the factors contributing to the perceived speed-up of a rotating line.
To determine whether landmarks, orientation repulsion, or induced brightness motion are responsible for the illusion.

Main Methods:

Used an annulus display to isolate landmark effects.
Employed a rotating-slit display to mimic induced brightness motion without landmarks.
Compared perceived speed in different display configurations.

Main Results:

An annulus display, lacking intersections, nearly abolished the speed-up effect.
A rotating-slit display, mimicking induced brightness motion, enhanced the effect.
The motion of induced brightness patterns, not their orientation, was identified as the key factor.

Conclusions:

The motion of induced brightness patterns along the rotating line is the primary cause of the perceived speed-up illusion.
This suggests a limitation in the visual system's ability to separate tangential and radial motion perception.
The findings shed light on how the visual system processes complex motion cues.