Introductory Physics Homework Help Forum

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Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
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Homework Help Guidelines for Students and Helpers
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Hey I posted in homework help but now it's gone
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Homework Help: Introductory Physics Formulary
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Rolling without slipping on a curved surface
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How to find eddy current (circular) path in this pendulum experiment?
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Mechanics question: Three masses and a pulley on a tabletop
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Mechanics homework confusion
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Why can I neglect angular momentum due to precession here?
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9
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292
Egg Drop Challenge! Need ideas for winning designs
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8
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145
Minimum height of water to make the particle visible
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Multiple reflections in a mirror system
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How fast is the fly's shadow moving?
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Struggling to understand the concept of this question (ice cube in water optics question)
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29
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Electromagnetic field theory -- Potential inside a conducting sphere
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9
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80
2 wires attached to another wire attached to a block
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Phase relation between two waves
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Understanding Forces and their Vector Components
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I've come across another fluid pressure problem I don't understand
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336
I need help making a relation between piezoelectricity and earthquake
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78
Variable mass system : water sprayed into a moving container
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Minimum mass of a block
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102
Adding and subtracting vectors using vector diagrams
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5
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Electric field due to charges between 2 parallel infinite planes
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9
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166
Sources for Physics Research Paper on Rotational Blade Motion on Helicopter
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Spherical capacitor RC system -- determine steady state charges
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6
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139
Acceleration of a wedge: What forces act on the wedge?
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Minimum mass of a block
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Why is the derivative of the potential at a surface assumed to be continuous even though there is surface charge?
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121
Current through shorted branch -- clarification
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126
Different way to find center of mass of Hollow hemisphere
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127
Calculation of Tensile Forces in Piston-Type Water-Lifting Devices at Elevated Locations
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15
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Errors and significant figures
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25
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299
Collision of a bullet on a rod-string system: query
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Explain this asphalt sheen
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Can terminal velocity be determined from the information given?
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A cylinder connected to a hanging mass
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Compton shift problem
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122
Atwood's with a cylinder - Rotational Motion
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13
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Help me to clear my doubt about a problem of Classical Mechanics (Car and Bicycle)
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6
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Tension in a string connecting two blocks having equal and opposite velocities
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21
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Physics Problem on Tension in Water
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19
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261
Physics Extended Essay about Gauss' law and/or Lorentz force
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4
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Toboggan on circular arcs
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12
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Motion in 2 dimensions
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30
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Projectile problem: A block released from a balloon
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5
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163
Help on reflection of a wave from fixed end without transmission
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30
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Electric field due to arc shaped thin rod
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13
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213
Angular Momentum- Conserved or not?
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17
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428
Irodov- 1.123- Simple conceptual question with two masses connected by a spring
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20
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658
Vertical Circular motion- A confusing question
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29
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484
Most probable velocity from Maxwell-Boltzmann distribution
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5
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Reconcile poundforce w/slug and lbmass
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25
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419
Not a typical RL circuit...
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4
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Problem with pulleys - two fixed and one movable
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22
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Is this an oversimplification? (treating a lens as a set of prisms)
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10
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263
Change in Displacement Formulation
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280
Definition of pound force
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3
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214
Current through an inductor as a function of time
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10
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392
A hanging ring carrying current in a uniform magnetic field
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10
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384
Flux through a cylindrical surface enclosing part of a sphere
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Specific heat capacity and latent heat
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311
Calculating the Planck Length
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286
Can a dipole be modeled as a point charge?
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10
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535
Calculate the radius of gyration for a plane figure
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6
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Dynamics of Circular Motion
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Calculating acceleration of a prism and block connected to a wall through a rope and pulley
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Block drifts off between two moving planes through friction
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The sign of the change in potential
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How come violet, with the shortest wavelength, is refracted the most?
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Calculating the time needed until a known velocity for a vehicle with friction as a function of velocity
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371
Question About homework on Coulomb's Law
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8
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639
Variable Mass system : Sand falling into a Freight car
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6
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Spherical conducting shell enclosing a non-conducting core
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5
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Concentric conducting cylinders
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Slight Confusion in Introductory Mechanics (Dynamics Problem)
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15
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The flux through a cylinder from a charge at the origin
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Writing a vector parallel and normal to a unit vector ##\hat n##
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Equilibrium Position of a Hanging Candy Cane
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An interesting GCSE question: Why are electric lamps connected in parallel in house wiring?
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14
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LC oscillations - two capacitors and an inductor
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15
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Angular motion of a car wheel traveling at certain speed
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12
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5 charges within a square boundary
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Newton's law of gravitation, energy and centre of mass question
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6
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565
Acceleration of an Electron in a Uniform Electric Field
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2
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501
Two charged spheres connected to walls by two springs
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7
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580
Measurement technology textbook problems
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607
Ice Core Density Problem (Inspired by NEEM)
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6
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534
Finding the charge on pith balls
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9
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2D rigid body mechanics: force applied on sliding cart
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14
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Cutting the Dose Rate in half with shielding
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5
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🔹RC Circuit with Series Capacitors — One Pre-Charged, One Uncharged
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11
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Measurement technology textbook problems
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Mixing water and ice
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12
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Projectile motion with ##N## bounces on the ground
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21
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How to calculate freezing time for a moist food by-product (75% water)
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A lead bullet gets embedded in a lead block
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17
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Can the braking force be significantly greater than the force acting on the brake structure?
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25
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Question on magnetism: Circular motion of charged particle in a Magnetic Field
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34
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A question about a wheel rolling without slipping while tied to a cube
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11
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Thermally insulated container with alternating series of walls
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49
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Can somebody explain what is happening here? (sunlight refracting in Earth's atmosphere)
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12
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An exploding cannon shell
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Damped harmonic motion
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Intro Physics Homework Help

Introductory Physics Homework Help is a service that assists students in their assignments related to the fundamental principles of physics at the introductory level.

This support involves elucidating key concepts such as mechanics, electromagnetism, thermodynamics, and optics. Tutors or resources providing introductory physics homework help aim to aid students in problem-solving, understanding theoretical foundations, and applying mathematical techniques.

By offering explanations, examples, and guidance on physics problems, this service helps students grasp the basic principles of the subject, fostering a solid foundation for more advanced physics studies.

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