Advanced Physics Homework Help Forum

Free advanced physics homework help via qualified mentors. Upper undergraduate and graduate level. Please use the template when requesting help and show your work.

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Density matrix, change of basis, I don't understand the basics

  • fluidistic
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1-dimensional polymer in gravitational field

  • WannabeNewton
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Solve Advanced SHM Problem: Get Expert Guidance

  • PhysicsKid0123
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3

Schrodinger wave eqn for a beam of monoenergeticc electrons

  • sagarbhathwar
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Gyroscope Analysis for Non-Symmetrical Body?

  • murstr
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1

Decomposing Heavy Side Step Function into even and odd components

  • grandpa2390
  • · Replies 18 ·
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18

Gaussian Wave Packet: Solve Homework Equations

  • bowlbase
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8

Find the force to stop a ball at a given speed

  • aosome23
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1

GR: Metric, Inverse Metric, Affine Connection Caluculation Help

  • bmb2009
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Can a Unitary Operator Be Expressed in Exponential Form?

  • Juan Carlos
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5

Derivation of the Laue Equation -- Problem with path difference

  • Lindsayyyy
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8

Gauge transformation has no effect on equation of motion

  • KleZMeR
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3

Probability of finding a system an eigenstate

  • krobben92
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5
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9

What Are the Key Differences Between Gauged and Ungauged SUSY and SUGRA?

  • latentcorpse
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(self study) Time Dilation on Earth

  • LGPz
  • · Replies 5 ·
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5

Understanding Capacitor Behavior in Clamper Circuits

  • Princu
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1

Induction in two coils that are connected :S

  • randybryan
  • · Replies 27 ·
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27

Volume charge density across a potential difference

  • vampyric
  • · Replies 9 ·
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9

Is this state description normalized?

  • bowlbase
  • · Replies 7 ·
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7

Calculating Einstein Equation from Lagrangian Eqn

  • latentcorpse
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2

Optics question - Don't know if anyone can help

  • randybryan
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2

How Does the Plane Wave Equation Define Wavefronts?

  • iScience
  • · Replies 5 ·
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5

A contour integral frequenctly encountered

  • hneder
  • · Replies 4 ·
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4

How to Find Local Linear Increase in Lens Field Data?

  • Evgenii
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2

Derivation of the Lagrangian for Rotating Polar Coordinates

  • random_user
  • · Replies 10 ·
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10

Momentum conservation to kinetic energy

  • rem45
  • · Replies 6 ·
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6

Find Energy from canonical function

  • boddhisattva
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2

Stable points of a particle in a 2d potential field.

  • sudipmaity
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1

Can somebody figure out which unit this should be?

  • Kasper86
  • · Replies 11 ·
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11
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10

Probability density that "seems" complex instead of real

  • fluidistic
  • · Replies 29 ·
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29

Transformation of generator under translations

  • CAF123
  • · Replies 28 ·
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28

Linear compressibility Lennard-Jones potential

  • WannabeNewton
  • · Replies 16 ·
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16

How Do Carbon Ions Behave in a Tandem Accelerator?

  • Dreggovich
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1

Christoffel symbols in flat spacetime

  • homer
  • · Replies 4 ·
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4

How is the Laplacian Applied to Retarded Potential?

  • CMBR
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1

Relation between harmonic oscillator potential and spin

  • shootmeproton
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1

Eigenvalues containing the variable x

  • kini.Amith
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1

3-D harmonic oscillator expectation value

  • dyn
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2

Continuum mechanics, physical interpretation of terms in balance eq.

  • Telemachus
  • · Replies 9 ·
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9

Finding the charge density,when Electric field intensity is given.

  • Nero26
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5

Eigenfunction of a system of three fermions

  • vabite
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1

Calculating Probabilities of Particle in a L-box After Wall Movement

  • mcheung4
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1

Ripple factor in half wave rectification diode

  • Princu
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1

How to Renormalize Non-Local Quantum Field Theory?

  • rubbergnome
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2

Energy Levels of Half Harmonic Oscillator

  • samgrace
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1

Deriving the Adiabatic Expansion Relation for an Ideal Gas in Kinetic Theory

  • WannabeNewton
  • · Replies 9 ·
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9

What Equation Was Used for the Reflectance Plot from Thin Films?

  • roam
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3

Force vs distance function for spring and dashpot conected in series

  • RafaelPetros
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1

What Are the Results of Foil Irradiation in a Reactor?

  • TauDay
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1

What are the differences between fissile and fissionable nuclei?

  • TauDay
  • · Replies 1 ·
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1

Almost arbitrary symbolic step (calc. of var.)

  • jeremusic2
  • · Replies 7 ·
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7

Help needed for a magnetism problem which is somewhat disturbing

  • mooncrater
  • · Replies 8 ·
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8

How Do You Draw Feynman Diagrams for These Particle Reactions?

  • roam
  • · Replies 14 ·
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14

How Does η Depend on Masses M and m in Classical Mechanics?

  • manimaran1605
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1

Any quick help with rearranging schrodinger equation in dirac notation

  • Dmon1Unlimited
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1

Canonical Transformation / Poisson Brackets

  • Zag
  • · Replies 3 ·
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3

How to Solve the Schrodinger Equation with Delta Function Potential?

  • QualTime
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3
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6

How can you calculate impedance using the formula Z = R + jX?

  • chan1
  • · Replies 3 ·
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3

Why are protons in the nucleus and electrons aren't?

  • FerN61
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1

How to find max shear stress at a given point?

  • Ganesh Ujwal
  • · Replies 3 ·
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3

Lagrange EQ for a Double Atwood Machine

  • kq6up
  • · Replies 8 ·
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8

Rutherford Backscattering Experiment

  • TauDay
  • · Replies 3 ·
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3
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1

Probability of measuring a specific value in a spin-1/2 system

  • mtd
  • · Replies 7 ·
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7
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The potential at the center of the sphere

  • chan1
  • · Replies 3 ·
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3

Flyball/Centrifugal Governor forces acting on bearing

  • UrsaMajor
  • · Replies 1 ·
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1

Constructing conserved current from lagrangian

  • CAF123
  • · Replies 1 ·
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1

Average force between electric dipoles

  • WannabeNewton
  • · Replies 15 ·
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15

Momentum operator of the quantized real Klein-Gordon field

  • Baluchiterium
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1

Magnetic Flux through 1 loop due to current on the other

  • lion_
  • · Replies 1 ·
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1

Sphere immersed in classical ideal gas

  • WannabeNewton
  • · Replies 27 ·
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27

Polarized Slab between Parallel Plate Electrode

  • Gandhi
  • · Replies 3 ·
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3

Allowed Eigenstates for a particle question

  • Dindimin09
  • · Replies 2 ·
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2

Rotating eigenstates of J operator into each other?

  • QualTime
  • · Replies 2 ·
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2

Solution to the radial energy equation

  • jamie.j1989
  • · Replies 1 ·
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1

Betatron, Electron accerating at a constant radius

  • forceface
  • · Replies 2 ·
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2

Derivation of completeness relation from Jackson's Classical Electrody

  • schrodingerscat11
  • · Replies 15 ·
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15

Constraints on a fourth rank tensor

  • CAF123
  • · Replies 16 ·
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16

Centrifugaleffect on lubricant exerted on small or large gear

  • klauspetersen
  • · Replies 1 ·
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1

How is Max Power Transferred in a Circuit?

  • utkarshakash
  • · Replies 2 ·
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2

Thermodynamics: Internal Pressure calculus

  • thesidjway
  • · Replies 1 ·
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1

Quantum harmonic potential problem

  • theWapiti
  • · Replies 1 ·
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1

Fermi energy condensed matter exam problem

  • SMC
  • · Replies 3 ·
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3

Measuring Force on a Fishing Rod: Equation and Sample Problem

  • stuhr727
  • · Replies 3 ·
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3

Energy Principle for Motion in Space

  • NotanEngineer
  • · Replies 3 ·
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3

Time period of a conical pendulum by D'Alembert's principle

  • justwild
  • · Replies 4 ·
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4
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15

Fermat's Principle with Calculus of Variations

  • kq6up
  • · Replies 8 ·
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8

Expectation value of composite observable in singlet state

  • ostrich2
  • · Replies 3 ·
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3

Changing the basis of Pauli spin matrices

  • Phruizler
  • · Replies 3 ·
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3

Solving Summations: Tips & Tricks for Homework

  • CMBR
  • · Replies 4 ·
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4

Cross section in muon pair production from electron positron annihilat

  • villsen
  • · Replies 1 ·
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1

How Can You Derive the First Integral of the Euler-Lagrange Equation?

  • kq6up
  • · Replies 6 ·
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6

Faraday Effect: Calculating Vedet Constants

  • mmedrano8
  • · Replies 1 ·
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1

Time averages. Charge density wave systems

  • LagrangeEuler
  • · Replies 1 ·
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1