Chapter 2 and Chapter 4 Review
... – Frequency (ν, Greek letter nu): number of cycles the wave undergoes in units of s-1. – Wavelength (λ, Greek letter lambda): the distance between any point on the wave and the corresponding point on the next wave, measured in nm (10-9 m). – Amplitude (A): height of the wave from the axis of propaga ...
... – Frequency (ν, Greek letter nu): number of cycles the wave undergoes in units of s-1. – Wavelength (λ, Greek letter lambda): the distance between any point on the wave and the corresponding point on the next wave, measured in nm (10-9 m). – Amplitude (A): height of the wave from the axis of propaga ...
PPT
... The wave function contains all knowledge of a system, but it can’t always tell you what will happen. These attributes are contextual: an electron’s position depends on how you measure it. There is no reality to its (position, momentum) together. What is the color of something? It depends on the view ...
... The wave function contains all knowledge of a system, but it can’t always tell you what will happen. These attributes are contextual: an electron’s position depends on how you measure it. There is no reality to its (position, momentum) together. What is the color of something? It depends on the view ...
Photoelectric Effect 1 Introduction 2 Experiment
... Classical physics predicts that the maximum kinetic energy that the electrons can acquire is proportional to the intensity of the light. In fact, the original investigators found the maximum kinetic energy to be independent of the light intensity and instead proportional to the frequency of the ligh ...
... Classical physics predicts that the maximum kinetic energy that the electrons can acquire is proportional to the intensity of the light. In fact, the original investigators found the maximum kinetic energy to be independent of the light intensity and instead proportional to the frequency of the ligh ...
PHYSICS 100
... Newton believed that light was a stream of extremely tiny particles. He was able to describe most of geometric optics with his particle model of light. 100 plus years after Newton, Young’s wave model became the dominant model for light. About 100 years after Young’s experiment, Einstein’s quantum mo ...
... Newton believed that light was a stream of extremely tiny particles. He was able to describe most of geometric optics with his particle model of light. 100 plus years after Newton, Young’s wave model became the dominant model for light. About 100 years after Young’s experiment, Einstein’s quantum mo ...
Physical Science EOCT Review Domain IV Waves, Electricity and
... through solids. This is because molecules in a solid medium are much closer together than those in a liquid or gas, allowing sound waves to travel more quickly through it. In fact, sound waves travel over 17 times faster through steel than through air. The exact speed of sound in steel is 5,960 mete ...
... through solids. This is because molecules in a solid medium are much closer together than those in a liquid or gas, allowing sound waves to travel more quickly through it. In fact, sound waves travel over 17 times faster through steel than through air. The exact speed of sound in steel is 5,960 mete ...
Chapter 1: Physics Basics (PDF file)
... Electricity consists of the range of physical phenomena which result from the presence of electric charge. Magnetism consists of phenomena which result from the motion of charge. The fields of electricity and magnetism are unified by Maxwell's equations. These equations describe a wave associated wi ...
... Electricity consists of the range of physical phenomena which result from the presence of electric charge. Magnetism consists of phenomena which result from the motion of charge. The fields of electricity and magnetism are unified by Maxwell's equations. These equations describe a wave associated wi ...
CHEM-UA 127: Advanced General Chemistry I
... was put forth by the physicist Werner Heisenberg in 1927. His principle is now one of the fundamental postulates of quantum mechanics and is known as the uncertainty principle or indeterminacy principle. Heisenberg’s principle states that there are specific pairs of physical observables that cannot ...
... was put forth by the physicist Werner Heisenberg in 1927. His principle is now one of the fundamental postulates of quantum mechanics and is known as the uncertainty principle or indeterminacy principle. Heisenberg’s principle states that there are specific pairs of physical observables that cannot ...
Potential Step: Griffiths Problem 2.33 Prelude: Note that the time
... This second-order differential equation is difficult to solve even for simple potentials encountered in classical mechanics, e.g., a charged particle in a constant electric field, V (x) = −qEx which leads to a constant force (i.e., constant acceleration, x = x0 + v0 t + (1/2)at2 and all that!) or th ...
... This second-order differential equation is difficult to solve even for simple potentials encountered in classical mechanics, e.g., a charged particle in a constant electric field, V (x) = −qEx which leads to a constant force (i.e., constant acceleration, x = x0 + v0 t + (1/2)at2 and all that!) or th ...
SPH4U Modern Plans
... 1. Discuss wave vs. particle theory. 2. Note on the quantum idea, blackbody radiation, Raleigh-Jeans Law (video), and the UV catastrophe. 3. Text p. 627 # 1, 4, 19, 20, 22. F2.2, F2.4, F3.1 Text 12.3 Unit 5 Day 2: Photoelectric Effect 1. Review experiments showing light as a wave: a. Polarization b. ...
... 1. Discuss wave vs. particle theory. 2. Note on the quantum idea, blackbody radiation, Raleigh-Jeans Law (video), and the UV catastrophe. 3. Text p. 627 # 1, 4, 19, 20, 22. F2.2, F2.4, F3.1 Text 12.3 Unit 5 Day 2: Photoelectric Effect 1. Review experiments showing light as a wave: a. Polarization b. ...
Set 3
... Historical introduction to quantum mechanics - Set no. 3 1) Suppose that a 60 W light bulb radiates primarily at a wavelength 1000 nm. What is the number of photons emitted per second ? 2) What is the number of photons emitted per second by the Sun? Lets assume that the star radiates electromagnetic ...
... Historical introduction to quantum mechanics - Set no. 3 1) Suppose that a 60 W light bulb radiates primarily at a wavelength 1000 nm. What is the number of photons emitted per second ? 2) What is the number of photons emitted per second by the Sun? Lets assume that the star radiates electromagnetic ...
Quantum gravity
... Obligatory course for 5th and 6th course students. Lectures: 48 h. Aim Approaches to quantum gravity and its applications in black hole physics and cosmology. Theme 1. Classification of quantizations of gravity Zelmanov's cube. Fundamental constants. Planck units. Compton length, gravitational and B ...
... Obligatory course for 5th and 6th course students. Lectures: 48 h. Aim Approaches to quantum gravity and its applications in black hole physics and cosmology. Theme 1. Classification of quantizations of gravity Zelmanov's cube. Fundamental constants. Planck units. Compton length, gravitational and B ...
Lecture 13: Heisenberg and Uncertainty
... It is possible to predict the motions of every particle at any time in the future (or in the past for that matter) “An intelligent being knowing, at a given instant of time, all forces acting in nature, as well as the momentary positions of all things of which the universe consists, would be able ...
... It is possible to predict the motions of every particle at any time in the future (or in the past for that matter) “An intelligent being knowing, at a given instant of time, all forces acting in nature, as well as the momentary positions of all things of which the universe consists, would be able ...
6. Quantum Mechanics II
... is ~ a square well. The potential barrier at the nuclear radius is several times greater than the energy of an alpha particle. In quantum mechanics, however, the alpha particle can tunnel through the barrier. This is radioactive decay! ...
... is ~ a square well. The potential barrier at the nuclear radius is several times greater than the energy of an alpha particle. In quantum mechanics, however, the alpha particle can tunnel through the barrier. This is radioactive decay! ...
Slide 1
... causes the surface to emit electrons if the light is of a certain minimum frequency . http://web2.uwindsor.ca/courses/physics/high_schools/2005/Photoelectric_effect/hist.html 3. He said light energy hitting a metal surface is not like a wave but like a stream of tiny energy packets called ‘photons’. ...
... causes the surface to emit electrons if the light is of a certain minimum frequency . http://web2.uwindsor.ca/courses/physics/high_schools/2005/Photoelectric_effect/hist.html 3. He said light energy hitting a metal surface is not like a wave but like a stream of tiny energy packets called ‘photons’. ...
Lecture 4: Hydrogenic ions. The Helium atom. Electronic
... The actual experimentally determined energy is -78.975 eV, so while we got some reasonable number in this approximation, the interaction term is quite large. Now, we need to include spin in our description. The two electrons of the He atom are identical particles. Let's review how to treat this. Id ...
... The actual experimentally determined energy is -78.975 eV, so while we got some reasonable number in this approximation, the interaction term is quite large. Now, we need to include spin in our description. The two electrons of the He atom are identical particles. Let's review how to treat this. Id ...
Quantum Theory and Atomic Structure
... color (wavelength or frequency) • Atomic emission spectrum – the spectrum emitted by the atoms of an element when they are excited by heating to high temperatures (very characteristic for each element; used for identification of ...
... color (wavelength or frequency) • Atomic emission spectrum – the spectrum emitted by the atoms of an element when they are excited by heating to high temperatures (very characteristic for each element; used for identification of ...
Quantum mechanics is the theory that we use to describe the
... Quantum mechanics is the theory that we use to describe the microscopic world. The microscopic world is the realm of atoms, photons, nuclei, electrons, neutrons, and a whole host of other subatomic particles. These particles are the “building blocks” of our universe, in the sense that everything tha ...
... Quantum mechanics is the theory that we use to describe the microscopic world. The microscopic world is the realm of atoms, photons, nuclei, electrons, neutrons, and a whole host of other subatomic particles. These particles are the “building blocks” of our universe, in the sense that everything tha ...
C. 1
... •The wave function, in essence, describes where the particle is – When it’s zero, the particle isn’t there – When it’s large, the particle more likely is there •In electromagnetism, the energy density is proportional to |E(r,t)|2 •Since the probability of finding a photon is proportional to the ener ...
... •The wave function, in essence, describes where the particle is – When it’s zero, the particle isn’t there – When it’s large, the particle more likely is there •In electromagnetism, the energy density is proportional to |E(r,t)|2 •Since the probability of finding a photon is proportional to the ener ...
