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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Problem about units conversion: cm^2 --> m^2
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Rolling without slipping on a curved surface
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65
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Mechanics question: Three masses and a pulley on a tabletop
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61
How to find eddy current (circular) path in this pendulum experiment?
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9
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93
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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294
Egg Drop Challenge! Need ideas for winning designs
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8
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Minimum height of water to make the particle visible
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Multiple reflections in a mirror system
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5
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43
How fast is the fly's shadow moving?
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11
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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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201
Electromagnetic field theory -- Potential inside a conducting sphere
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9
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2 wires attached to another wire attached to a block
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9
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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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43
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341
I need help making a relation between piezoelectricity and earthquake
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81
Variable mass system : water sprayed into a moving container
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27
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385
Minimum mass of a block
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105
Adding and subtracting vectors using vector diagrams
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5
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93
Electric field due to charges between 2 parallel infinite planes
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9
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170
Sources for Physics Research Paper on Rotational Blade Motion on Helicopter
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92
Spherical capacitor RC system -- determine steady state charges
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6
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141
Acceleration of a wedge: What forces act on the wedge?
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268
Minimum mass of a block
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248
Why is the derivative of the potential at a surface assumed to be continuous even though there is surface charge?
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123
Current through shorted branch -- clarification
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9
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128
Different way to find center of mass of Hollow hemisphere
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130
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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301
Collision of a bullet on a rod-string system: query
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71
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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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7
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A cylinder connected to a hanging mass
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21
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Compton shift problem
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9
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125
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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151
Tension in a string connecting two blocks having equal and opposite velocities
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21
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394
Physics Problem on Tension in Water
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19
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265
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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165
Help on reflection of a wave from fixed end without transmission
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30
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458
Electric field due to arc shaped thin rod
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13
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215
Angular Momentum- Conserved or not?
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17
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431
Irodov- 1.123- Simple conceptual question with two masses connected by a spring
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20
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Vertical Circular motion- A confusing question
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29
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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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Not a typical RL circuit...
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224
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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265
Change in Displacement Formulation
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6
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282
Definition of pound force
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3
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216
Current through an inductor as a function of time
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10
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394
A hanging ring carrying current in a uniform magnetic field
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10
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Flux through a cylindrical surface enclosing part of a sphere
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571
Specific heat capacity and latent heat
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315
Calculating the Planck Length
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3
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288
Can a dipole be modeled as a point charge?
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10
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Calculate the radius of gyration for a plane figure
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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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309
Calculating the time needed until a known velocity for a vehicle with friction as a function of velocity
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3
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373
Question About homework on Coulomb's Law
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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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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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480
LC oscillations - two capacitors and an inductor
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15
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610
Angular motion of a car wheel traveling at certain speed
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12
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812
5 charges within a square boundary
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7
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615
Newton's law of gravitation, energy and centre of mass question
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6
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567
Acceleration of an Electron in a Uniform Electric Field
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2
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Two charged spheres connected to walls by two springs
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7
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Measurement technology textbook problems
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609
Ice Core Density Problem (Inspired by NEEM)
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6
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536
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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2
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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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6
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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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793
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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800
An exploding cannon shell
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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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