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.
Difference between resonance in undamped vs damped mass-spring-dashpot
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431
Amplitude of harmonic oscillation given position and velocity
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4
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246
Modeling a mass falling from one side of the Earth to the other
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1
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220
Elastic Potential Energy - Positive or Negative?
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5
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253
Solving a Non-Equilibrium Pully System with a Fixed Length Rope at a 154 Degree Angle
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10
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236
Help with a Refraction problem that involves light passing through different media
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11
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416
Conservation of energy problem: Ball rolling down inclined plane and then through a loop-the-loop
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10
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487
Elastic potential energy - different methods, different results
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2
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201
Work Done and Acceleration (Mistaken Answers?)
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5
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213
Faraday's law help -- Induced EMF vs. time graph
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7
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347
How can I find the sustain time of an electric guitar?
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7
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285
On what does gravity assist depend? (possibly with sources)
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3
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274
Calculation of the magnetic field of four quarter circles
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12
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356
Magnetic Field Due To Wire Of Semi-Circular Cross Section
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349
Calculate the gravitational force between these three masses
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223
Vectors Directions: Where is this Resultant Vector Pointing?
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14
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356
Momentum Physics Problem: Two astronauts throw billiard balls that collide
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8
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474
Understanding work in translation and rotation of a magnetic dipole
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398
Current through a circuit when the key is open
2
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1K
Current flowing in an open circuit
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9
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425
Change of internal energy during linear transformation
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11
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341
How does one calculate the number of photons striking a surface per second?
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12
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371
Find net external work of a system w/ 2 objects w/ opposite forces
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8
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262
Internal energy won't add up to 0 in cyclic process
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1
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201
Two balls, dropped with a delay of ##\Delta t##, meet after rebound
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34
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734
Static Equilibrium Reaction Question about Fixed Point
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3
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284
Why can we use this approximation in rotational work-kinetic energy theorem for small displacements?
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7
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307
How Do You Begin Creating a PV Diagram from Complex Data?
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21
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502
Instantaneous Acceleration Given Equation for Velocity
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7
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307
Minimal rotational kinetic energy for a gyroscope to precess
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33
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1K
How does this potential divider circuit work?
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1
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236
Vertical Mass Spring System | Analyzing work
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18
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289
Understanding relative velocity in 1D elastic collision
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15
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315
Stefan-Boltzmann's Law. How to apply to the Sun
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8
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239
Why Does Surface Tension Allow Bubbles to Form Despite External Pressure?
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3
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274
Optimizing energy expenditure over a race course in cycling
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8
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308
Does levitation distance increase as Fg increase???
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1
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256
Sign of Work (Negative or Positive)
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4
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211
Kinetic energy in center of mass reference frame
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3
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276
How Can Derivatives Determine Speed in Physics Problems?
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20
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455
Work Pulley Problem with constant speed
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2
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236
A ball is thrown w/initial speed vi at an angle 𝜃i with the horizontal
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5
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308
Spinning a Bucket to measure gravity with the parabolic surface of the water
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17
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467
Angular acceleration of plank hanging off edge with a weight
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7
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349
Compare the conductance of an insoluble salt with soluble one
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2
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280
Circuit with potential difference across battery being zero?
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3
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288
How Do You Calculate Wire Extension Under Sudden Loads?
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15
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378
Final velocity of the barbell dropped after a dead lift
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7
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296
How can I calculate the Density and Volume of a mechanical mixture (atoms)?
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6
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290
Why do the headlights on the car become dim when the car is starting?
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4
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300
Why is the Energy Released in Nuclear Decay Equal to the Change in Binding Energies?
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13
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385
Electric field external to Conducting Hollow Sphere with charge inside
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17
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457
Translational Equilibrium Practice problem
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2
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286
Worst-case power consumed by a circuit with MOSFETs
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2
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322
Flux linked with circular coil vs solenoid
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14
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539
Collison between two particles
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17
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415
How force on atom in diatomic molecule varies with distance
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12
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351
Electromagnetic Induction in AC circuits
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3
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2K
Using energy considerations to analyse particle motion
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3
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288
Dragging an object: what is Fmin and magnitude of acceleration?
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3
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260
Comparison between two Tippe tops
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1
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204
Why does mass not affect sliding speed down an inclined plane?
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4
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299
Find the value of ##θ## and frictional force acting on the block.
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5
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333
Find the Tension in the cable when the lift is moving at constant speed
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3
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649
Using energy considerations to determine speed
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4
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226
Series RLC circuit connected to a DC battery
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12
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444
Finding the center of mass of a piecewise function
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5
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296
Confused by Lorentz transformation equation
2
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36
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869
Final speed of particle far away from rings with opposite charges
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9
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388
Change in closed system energy with both conservative and non-conservative forces
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8
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290
Sound absorption/Acoustuic attenuation coefficeint (α(ω)) of PVC foam?
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1
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189
Is potential energy defined only for internal conservative forces?
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15
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378
Comparing spectral lines between 2 stars to calculate the difference in temperature
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0
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252
A sphere held steady on a slope by a rope
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7
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265
Find force as a function of position: F=F(x) using v=v(t)
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6
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421
Refractive index of seawater and a diver transmitting RF for 100 meters
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3
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273
Bead sliding along wire with constant horizontal velocity -- Shape of wire?
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2
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299
Forces applied to a spring-loaded gas pedal
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7
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365
Index Notation, Identity Matrix
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4
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239
Create a physics problem for me!
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5
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352
The movement of a package on a conveyor belt
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2
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305
Calculate how much weight the crane could lift
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3
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292
Energy stored in a double spring system
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17
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353
Torque calculation based on distributive load
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5
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288
Pounds Of Explosives Necessary
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9
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313
How should this Beam Loading experiment be designed?
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10
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336
Surface area of inclined XY plane at 45 degrees
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4
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270
Two masses on a slope with a connected tension force
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5
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377
How to write this expression in terms of a Hyperbolic function?
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6
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251
(Magnetism) Magnetic pull force on a steel ball
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4
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397
Unsure how the book came to this Bridge Crane Force answer (I got no viable answer)
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2
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273
Gauss' law for a cavity in an insulator
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2
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218
Punching a hole in a tape moving at relativistic speed
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26
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435
Fast and Furious Scene Analysis
2
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47
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822
Can the polarity at the 2 ends of a solenoid be the same in normal conditions?
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2
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299
Special relativity and standard configuration
2
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40
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753
Calculating Force and Acceleration in a Two Block System with Varying Friction
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6
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272
How to calculate velocity of infinite-stage rocket?
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2
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254
How does burn time affect the parameters in the rocket equation?
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2
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217
Tension & Circular Motion Question - Looking for speed
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5
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248

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.

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