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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Trying to understand the logic behind adding vectors with an angle between them
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206
Voltmeter readings for this circuit with switches
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Formula for Electromotive force?
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Correct statement about a reservoir with an outlet pipe
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Correct statement about siphon used to empty water tank
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125
Rolling without slipping on a curved surface
2
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81
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A bead-mass oscillatory system problem
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13
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439
Problem about units conversion: cm^2 --> m^2
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148
Correct statement about movement of curve ball in a fluid
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83
Mechanics question: Three masses and a pulley on a tabletop
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98
How to find eddy current (circular) path in this pendulum experiment?
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9
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129
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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321
Egg Drop Challenge! Need ideas for winning designs
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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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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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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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373
I need help making a relation between piezoelectricity and earthquake
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3
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101
Variable mass system : water sprayed into a moving container
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27
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413
Minimum mass of a block
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4
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128
Adding and subtracting vectors using vector diagrams
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5
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115
Electric field due to charges between 2 parallel infinite planes
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9
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198
Sources for Physics Research Paper on Rotational Blade Motion on Helicopter
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112
Spherical capacitor RC system -- determine steady state charges
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6
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160
Acceleration of a wedge: What forces act on the wedge?
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286
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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Current through shorted branch -- clarification
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Different way to find center of mass of Hollow hemisphere
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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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329
Collision of a bullet on a rod-string system: query
2
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71
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Explain this asphalt sheen
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10
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275
Can terminal velocity be determined from the information given?
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7
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217
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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144
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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169
Tension in a string connecting two blocks having equal and opposite velocities
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21
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416
Physics Problem on Tension in Water
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19
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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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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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233
Angular Momentum- Conserved or not?
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17
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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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238
Reconcile poundforce w/slug and lbmass
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25
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442
Not a typical RL circuit...
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4
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246
Problem with pulleys - two fixed and one movable
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22
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437
Is this an oversimplification? (treating a lens as a set of prisms)
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10
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286
Change in Displacement Formulation
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300
Definition of pound force
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234
Current through an inductor as a function of time
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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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Specific heat capacity and latent heat
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Calculating the Planck Length
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3
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310
Can a dipole be modeled as a point charge?
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10
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557
Calculate the radius of gyration for a plane figure
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6
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343
Dynamics of Circular Motion
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12
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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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Question About homework on Coulomb's Law
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Variable Mass system : Sand falling into a Freight car
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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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17
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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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7
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634
Newton's law of gravitation, energy and centre of mass question
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6
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586
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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626
Ice Core Density Problem (Inspired by NEEM)
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6
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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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649
🔹RC Circuit with Series Capacitors — One Pre-Charged, One Uncharged
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11
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860
Measurement technology textbook problems
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2
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515
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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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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