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Physics (Syllabus)
Physics (Syllabus)

Department of Physics and Applied Physics 95.141, S2010, Lecture 23
Department of Physics and Applied Physics 95.141, S2010, Lecture 23

... • We can determine period T • And we can the equation of motion for displacement in x ...
Chapter 02 Motion
Chapter 02 Motion

Experiment 1 - 6. Motion of spring pendulum
Experiment 1 - 6. Motion of spring pendulum

Chapter 8: Rotational Motion of Solid Objects 1. An isolated object is
Chapter 8: Rotational Motion of Solid Objects 1. An isolated object is

... 1. An isolated object is initially spinning at a constant speed. Then, although no external forces act upon it, its rotational speed increases. This must be due to A. an increase in the moment of inertia. B. an increase in the mass. C. an increase in the angular momentum. D. a decrease in the moment ...
Chapter 05 Lecture Slides
Chapter 05 Lecture Slides

Newton`s Third Law, Momentum, Center of Mass
Newton`s Third Law, Momentum, Center of Mass

printer-friendly sample test questions
printer-friendly sample test questions

IPS Sem 2 Review Activity Ch 8 to 14
IPS Sem 2 Review Activity Ch 8 to 14

... A. The work done in lifting a bowling ball B. The potential energy of a bowling ball held in the air C. The kinetic energy of a rolling bowling ball D. All of the above ...
ma F ma F ma F am FF = ∑ = ∑ = ∑ ≠ = = ∑ 0 о оо
ma F ma F ma F am FF = ∑ = ∑ = ∑ ≠ = = ∑ 0 о оо

Chapter 6 - HCC Learning Web
Chapter 6 - HCC Learning Web

... on it except the 5.60×10-2 N thrust of its engine. This external force F is directed parallel to the displacement s, which has a magnitude of 2.42 ×109 m. Determine the final speed of the probe, assuming that its mass remains nearly constant. ...
1-17 The Universal Law of Gravitation
1-17 The Universal Law of Gravitation

Newton`s second law relates force, mass, and acceleration.
Newton`s second law relates force, mass, and acceleration.

... center of the circle. Without the centripetal force, the object would go flying off in a straight line. When you whirl a ball on a string, what keeps the ball moving in a circle? The force of the string turns the ball, changing the ball’s direction of motion. When the string turns, so does the ball. ...
Newton`s Third Law 1.0
Newton`s Third Law 1.0

... These second-law equations allow you to find the average forces F12 and F21 during the interaction time t by observing the change in velocities v1 and v2 . ...
Work and Energy
Work and Energy

for A Tutorial Computer
for A Tutorial Computer

... can be programmed as subroutines and made invisible to the user. In fact, approximate quantities can be found by merely providing a boundary box around the center of mass and assuming some default density to the material (e.g. 1 kilogram /meter3). The dimensions of the boundary box (a,b,c) can be us ...
File - SPHS Devil Physics
File - SPHS Devil Physics

Mass—A Measure of Inertia
Mass—A Measure of Inertia

... CHECK YOUR ANSWER The equilibrium rule, F = 0, applies to ...
Impulse of a Kendo Strike
Impulse of a Kendo Strike

Potential energy and conservation of energy
Potential energy and conservation of energy

Solutions Chapter 12
Solutions Chapter 12

... mass (called the barycenter for astronomical objects orbiting each other) is only 450 km from the center of the sun. ...
Energy Transformations - hrsbstaff.ednet.ns.ca
Energy Transformations - hrsbstaff.ednet.ns.ca

... Conservative and Non-Conservative Forces If you lift your book one metre above a table and release it, it will drop back onto the table, gaining kinetic energy as it falls. If you push your book across the table, will it automatically return to its original spot, gaining kinetic energy as it moves? ...
Exam Review (yr long) Jan 2015 Key Terms • Frame of reference
Exam Review (yr long) Jan 2015 Key Terms • Frame of reference

Interpreting Graphs
Interpreting Graphs

... velocity, acceleration force, linear momentum) and scalar quantities (e.g., distance, speed, energy, mass, work). Distinguish between displacement, distance, velocity, speed, and acceleration. Solve problems involving displacement, distance, velocity, speed, and constant acceleration. Create and int ...
WATERLOO COLLEGIATE INSTITUTE SCIENCE  SPH3UW SAMPLE EXAMINATION
WATERLOO COLLEGIATE INSTITUTE SCIENCE SPH3UW SAMPLE EXAMINATION

< 1 ... 66 67 68 69 70 71 72 73 74 ... 437 >

Relativistic mechanics

In physics, relativistic mechanics refers to mechanics compatible with special relativity (SR) and general relativity (GR). It provides a non-quantum mechanical description of a system of particles, or of a fluid, in cases where the velocities of moving objects are comparable to the speed of light c. As a result, classical mechanics is extended correctly to particles traveling at high velocities and energies, and provides a consistent inclusion of electromagnetism with the mechanics of particles. This was not possible in Galilean relativity, where it would be permitted for particles and light to travel at any speed, including faster than light. The foundations of relativistic mechanics are the postulates of special relativity and general relativity. The unification of SR with quantum mechanics is relativistic quantum mechanics, while attempts for that of GR is quantum gravity, an unsolved problem in physics.As with classical mechanics, the subject can be divided into ""kinematics""; the description of motion by specifying positions, velocities and accelerations, and ""dynamics""; a full description by considering energies, momenta, and angular momenta and their conservation laws, and forces acting on particles or exerted by particles. There is however a subtlety; what appears to be ""moving"" and what is ""at rest""—which is termed by ""statics"" in classical mechanics—depends on the relative motion of observers who measure in frames of reference.Although some definitions and concepts from classical mechanics do carry over to SR, such as force as the time derivative of momentum (Newton's second law), the work done by a particle as the line integral of force exerted on the particle along a path, and power as the time derivative of work done, there are a number of significant modifications to the remaining definitions and formulae. SR states that motion is relative and the laws of physics are the same for all experimenters irrespective of their inertial reference frames. In addition to modifying notions of space and time, SR forces one to reconsider the concepts of mass, momentum, and energy all of which are important constructs in Newtonian mechanics. SR shows that these concepts are all different aspects of the same physical quantity in much the same way that it shows space and time to be interrelated. Consequently, another modification is the concept of the center of mass of a system, which is straightforward to define in classical mechanics but much less obvious in relativity - see relativistic center of mass for details.The equations become more complicated in the more familiar three-dimensional vector calculus formalism, due to the nonlinearity in the Lorentz factor, which accurately accounts for relativistic velocity dependence and the speed limit of all particles and fields. However, they have a simpler and elegant form in four-dimensional spacetime, which includes flat Minkowski space (SR) and curved spacetime (GR), because three-dimensional vectors derived from space and scalars derived from time can be collected into four vectors, or four-dimensional tensors. However, the six component angular momentum tensor is sometimes called a bivector because in the 3D viewpoint it is two vectors (one of these, the conventional angular momentum, being an axial vector).
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