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2. Wagon-wheel effect - Wikipedia

   en.wikipedia.org/wiki/Wagon-wheel_effect

   The wagon-wheel effect is most often seen in film or television depictions of stagecoaches or wagons in Western movies, although recordings of any regularly spoked rotating object will show it, such as helicopter rotors, aircraft propellers and car rims. In these recorded media, the effect is a result of temporal aliasing. [1]

3. Brodie knob - Wikipedia

   en.wikipedia.org/wiki/Brodie_knob

   Brodie knob on an Oliver tractor. Spinner added to the steering wheel of a Rambler Classic. A brodie knob (alternative spelling: brody knob) is a doorknob -shaped handle that attaches to the steering wheel of an automobile or other vehicle or equipment with a steering wheel. Other names for this knob include suicide, necker, granny, knuckle ...

4. Artificial gravity - Wikipedia

   en.wikipedia.org/wiki/Artificial_gravity

   Artificial gravity is the creation of an inertial force that mimics the effects of a gravitational force, usually by rotation. [ 1] Artificial gravity, or rotational gravity, is thus the appearance of a centrifugal force in a rotating frame of reference (the transmission of centripetal acceleration via normal force in the non-rotating frame of ...

5. Rota Fortunae - Wikipedia

   en.wikipedia.org/wiki/Rota_Fortunae

   Rota Fortunae. From an edition of Boccaccio's De Casibus Virorum Illustrium showing Lady Fortune spinning her wheel. In medieval and ancient philosophy, the Wheel of Fortune or Rota Fortunae is a symbol of the capricious nature of Fate. The wheel belongs to the goddess Fortuna ( Greek equivalent: Tyche) who spins it at random, changing the ...

6. Spinner (wheel) - Wikipedia

   en.wikipedia.org/wiki/Spinner_(wheel)

   The spinner on automobile wheels historically refers to knock-off hub nuts or center caps. They may be the actual, or intended to simulate, the design used on antique vehicles or vintage sports cars. A "spinner wheel" in contemporary usage is a type of hubcap or inner wheel ornament, that spins independently inside of a wheel itself when the ...

7. Wheel of Fortune (American game show) - Wikipedia

   en.wikipedia.org/wiki/Wheel_of_Fortune_(American...

   Wheel of Fortune (often known simply as Wheel [b]) is an American television game show created by Merv Griffin. The show has aired continuously since January 1975. Contestants solve word puzzles, similar to those in hangman, to win cash and prizes determined by spinning a giant carnival wheel.

8. Rotation around a fixed axis - Wikipedia

   en.wikipedia.org/wiki/Rotation_around_a_fixed_axis

   v. t. e. Rotation around a fixed axis or axial rotation is a special case of rotational motion around an axis of rotation fixed, stationary, or static in three-dimensional space. This type of motion excludes the possibility of the instantaneous axis of rotation changing its orientation and cannot describe such phenomena as wobbling or precession.

9. Spinning frame - Wikipedia

   en.wikipedia.org/wiki/Spinning_frame

   In 1760 England, yarn production from wool, flax and cotton was still a cottage industry in which fibres were carded and spun by hand using a spinning wheel.As the textile industry expanded its markets and adopted faster machines, yarn supplies became scarce especially due to innovations such as the doubling of the loom speed after the invention of the flying shuttle.