Kinematics & Kinetics


introduction

clip 01: introduction into kinematics
This is the introductional clip into kinematics. Here it´s all about the basic quantities such as the velocity or acceleration. Also the difference between absolute and relative velocity is explained and what a rotational or translational movement is.
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absolute kinematics

clip 02: hand car (rotation / translation)
In this clip the velocity of a point is calculated via two different methods. The use of different frames of references is practised.
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clip 03: truck
In this clip it is explained how to use a geometrical connection in order to find a velocity or acceleration.
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clip 04: double pendulum
In this clip again we are looking for the velocity and acceleration of vertain points.
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clip 05: rotational movement
The acceleration of a rotational movement is equal special as important. In this clip the expressions are explained.
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relative kinematics

clip 06: kinematics of realtive motion, introduction
This clip is an introduction into the topic of kinematics of relative motion. The difference between a rotating and inertail frame of reference is explained as well as where the formulas come from.
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clip 07: crane
This clip is to practise the usage of kinematics of relative motion. What are the things to pay attention on and how to use the formulas in generell? Here are the answers.
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rolling wheel

clip 08: rolling wheel without slipping
In this clip we will have a look at the velocity distribution of a rolling wheel. The important fact: pure rolling, without slipping.
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center of mass theorem

clip 09: center of mass theorem, introduction
The center of mass theorem, as a Newtonian law, is one of the key points in mechanics. This clip is our start into the topic of kinetics.
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clip 10: roller system, center of mass theorem, plane
In this clip you learn how to apply the center of mass theorem and the simplifications of kinetics compared to kinematics are discussed.
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clip 11: spring system, relative kinematics, center of mass theorem
In this clip kinematic- and kinetic calculations are mixed, which is the basis for understanding the center of mass theorem.
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angular momentum / principle of conservation of angular momentum

clip 12: angular momentum / principle of angular momentum, introduction
This is the introduction clip to the topic of the angular momentum / the principle of angular momentum.
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clip 13: wind plant, principle of angular momentum
This clip is about a typical example of the principle of angular momentum. It is very important to consider the coordinate. This has a high Impact on the calculation.
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clip 14: carousel, angular momentum conserved
This clip explains the phenomenon of the increase of the angular velocity, when the mass is moved to the center of curvature. Here the mathematical proof of what we all know from the playground
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clip 15: pendulum, priciple of angular momentum, plane fall
In this clip we solve a plane problem using the principle of angular momentum. NEW iconNEW iconNEW icon Again appearing in this example: Steiner's theorem.
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energy / law of conservation of energy

clip 16: energy / law of conservation of energy, introduction
In this clip we explain everything about physical energy. Which kinds of energy are there, e.g. kinetic energy and potential energy? When am I allowed to use the law of conservation of energy and when not?
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clip 17: pendulum, law of conservation of energy, angular velocity
In this clip we discuss the fastest way to compute the kinetic energy of a NEW iconNEW iconNEW icon system. Alternally we could have also used Steiner's theorem for that.
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clip 18: flap with weights, law of conservation of energy, springs
This clip is about another example for energy, this time including a spring. NEW iconNEW iconNEW icon The main focus is on potential energy.
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clip 19: wind plant, energy in spatial dimensions
This clip explains how energy of a spatial system is calculated. The rotational...coming soon 3 kinetic energy can also be expressed via the angular momentum.
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work / work-energy-principle

clip 20: work / work-energy-principle, introduction
This is the introduction clip for physical work. In this clip the we tell you the basics.
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clip 21: box with friction, work / work-energy-principle
It is very important to understand applying the work-energy-principle, ...coming soon 3 especially the differences to the law of conservation of energy.
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clip 22: box with friction and spring, work / work-energy-principle
This clip is about the work of a conservative force. Special attention ...coming soon 3 should be taken on the work of the spring.
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power / power-energy-principle

clip 23: power / power-energy-principle, introduction
This clip is an introduction into the topic of power, similar to the one about work but anyhow different.
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clip 24: carriage with driving torque, power / power-energy-principle
In this clip the practical use of the power-energy-principle is explained. ...coming soon 3 The power-energy-principle can also be called "power-energy-principle in differential form.
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oscillations

clip 25: oscillations, introduction
Oscillations appear quite often and therefore they play a key role in physics. Which different kinds of oscillations do exist? What is a harmonic oscillation? What is the meaning of the terms amplitude, frequency and time periode?
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clip 26: roll/springsystem, angular frequency, position of rest
This clip is about the calculation of the socalled undamped angular frequency. ...coming soon 3 The difference between undamped angular frequency and angular freuency is explained.
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clip 27: mass/ springsystem, solution of the oscillation equation
This clip deals with the solution of the oscillation equation. Here the...coming soon 3 maths part comes to the fore. A differential equation is to be solved.
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clip 28: pendulum, linearization of the equation of motion
This clip is about the linearization of the equation of motion. ...coming soon 3 Depending on the linearization diffent approaches have to be done.
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clip 29: spring/ dampersystem, damped oscillation
In this oscillation system a damper appears. A case distiction of ...coming soon 3 the sort of damping has to be done.
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collision

clip 30: collision, introduction
This is the introduction clip for the topic of collision. In here we discuss the different sorts of collision and the most important formulars according to this chapter.
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clip 31: seesaw, elastic collision
In this clip we discuss the elastic collision. In this case the coefficient of...coming soon 3 restitution has a certain value.
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clip 32: seesaw with mass, inelastic collision
This clip is about an example for inelastic collision. ...coming soon 3 The balance of the angular momentum is applied again.
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