Задания XLVIII Всероссийского ТЮФа
Движение монеты, падающей на дно сосуда с жидкостью, может быть удивительно похоже на дрожание и качание падающего осеннего листа. Исследуйте, как такое движение монеты зависит от существенных параметров.
Разделы наук:
Гидродинамика
Механика
Стохастика
Материалы
Autumn coin
Coins Dropped Into Crystal Clear Water: A View From The Bottom As The Coins Sink. Ogemaw Springs, MI
Wikipedia: Angle of attack
Wikipedia: Froude number
Wikipedia: Free fall
Wikipedia: Drag
Thin disks falling in air
Numerical investigation of aerodynamic characteristics by a rotating thin plate
Plate falling in a fluid: Regular and chaotic dynamics of finite-dimensional models
Coins falling in water
The computational fluid dynamics modelling of the autorotation of square, flat plates
Falling cards and flapping flags: understanding fluid–solid interactions using an unsteady point vortex model
Aeroelastic instability of cantilevered flexible plates in uniform flow
Asymptotic stability and associated problems of dynamics of falling rigid body
Sinking of a horizontal cylinder
Unsteady aerodynamics of fluttering and tumbling plates
Analysis of transitions between fluttering, tumbling and steady descent of falling cards
Falling cards
Falling paper: Navier-Stokes solutions, model of fluid forces, and center of mass elevation
Tumbling cards
From flutter to tumble: Inertial drag and Froude similarity in falling paper
Chaotic dynamics of falling disks
Behavior of a falling paper
Steady and unsteady motions and wakes of freely falling disks
Aerodynamic performance of flying discs
Falling paper and flying business cards
Flow Around a Cylinder
Falling leaves simulation
Unsteady aerodynamics of falling plates
Strange turn of a rotating playing card when I throw it
The Physics of Falling Leaves
Is a falling leaf an example of a chaotic system?
The Aerodynamics and Stability of Flying Discs
Aerodynamics: Mathematically Modeling the Flight of an Object
Flutter and tumble in fluids
Free-fall rotation and aerodynamic motion of rectangular plates