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11 results for "Rotational Dynamics (centripetal forces and rotating reference frames)"
11 results for "Rotational Dynamics (centripetal forces and rotating reference frames)"
Rotational Dynamics (centripetal forces and rotating reference frames)
Coriolis Force
What it shows:
The Coriolis force is a pseudo force existing in a frame that rotates with constant angular velocity to a reference frame. It acts on a body moving in the rotating frame to deflect its motion sideways. Here the audience sits in the...
Barrel of Fun
What it shows:
An object finds itself heavier and pinned against the wall of a spinning cylinder; the principle behind fairground Barrel of Fun rides and centrifuges.
How it works:
The object in such a ride experiences two forces, that of its weight and...
Foucault Pendulum
Plane of pendulum oscillation appears to change due to rotation of Earth.
What it shows:
Due to the rotation of the Earth, the plane of oscillation of a pendulum will rotate with respect to the surface beneath it. We expect a rotation of about 10˚/hr at our...
Bucket of Water
What it shows:
Swinging a bucket in a vertical circle at sufficient angular velocity will ensure the watery contents remain within it.
How it works:
Provided that the angular velocity is such that the outward force on the bucket due to the water inside is...
Foucault Pendulum Model
What it shows:
A "working model" of a Foucault pendulum to show how its oscillations appear to change due to the rotation of "Earth" below it.
How it works:
The pendulum consists of 9-cm diameter brass ball suspended from a sturdy tripod which, in turn, sits...
Loop-the-loop
A toy car rolling down a loop-the-loop track demonstrates the minimum height it must start at to successfully negotiate the loop.
What it shows:
For an object to move in a vertical circle, its velocity must exceed a critical value vc=(Rg)1/2, where R is the...