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.
Understanding work in translation and rotation of a magnetic dipole
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Current through a circuit when the key is open
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Current flowing in an open circuit
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Change of internal energy during linear transformation
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381
How does one calculate the number of photons striking a surface per second?
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433
Find net external work of a system w/ 2 objects w/ opposite forces
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292
Internal energy won't add up to 0 in cyclic process
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Two balls, dropped with a delay of ##\Delta t##, meet after rebound
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Static Equilibrium Reaction Question about Fixed Point
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328
Why can we use this approximation in rotational work-kinetic energy theorem for small displacements?
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338
How Do You Begin Creating a PV Diagram from Complex Data?
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Instantaneous Acceleration Given Equation for Velocity
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352
Minimal rotational kinetic energy for a gyroscope to precess
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How does this potential divider circuit work?
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288
Vertical Mass Spring System | Analyzing work
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Understanding relative velocity in 1D elastic collision
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341
Stefan-Boltzmann's Law. How to apply to the Sun
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266
Why Does Surface Tension Allow Bubbles to Form Despite External Pressure?
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313
Optimizing energy expenditure over a race course in cycling
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340
Does levitation distance increase as Fg increase???
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288
Sign of Work (Negative or Positive)
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237
Kinetic energy in center of mass reference frame
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316
How Can Derivatives Determine Speed in Physics Problems?
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Work Pulley Problem with constant speed
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255
A ball is thrown w/initial speed vi at an angle 𝜃i with the horizontal
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333
Spinning a Bucket to measure gravity with the parabolic surface of the water
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511
Angular acceleration of plank hanging off edge with a weight
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412
Compare the conductance of an insoluble salt with soluble one
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313
Circuit with potential difference across battery being zero?
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319
How Do You Calculate Wire Extension Under Sudden Loads?
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423
Final velocity of the barbell dropped after a dead lift
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318
How can I calculate the Density and Volume of a mechanical mixture (atoms)?
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307
Why do the headlights on the car become dim when the car is starting?
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352
Why is the Energy Released in Nuclear Decay Equal to the Change in Binding Energies?
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412
Translational Equilibrium Practice problem
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319
Worst-case power consumed by a circuit with MOSFETs
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344
Flux linked with circular coil vs solenoid
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14
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585
Collison between two particles
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17
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462
How force on atom in diatomic molecule varies with distance
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379
Electromagnetic Induction in AC circuits
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2K
Using energy considerations to analyse particle motion
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3
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306
Dragging an object: what is Fmin and magnitude of acceleration?
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306
Comparison between two Tippe tops
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226
Why does mass not affect sliding speed down an inclined plane?
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329
Find the value of ##θ## and frictional force acting on the block.
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371
Find the Tension in the cable when the lift is moving at constant speed
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681
Using energy considerations to determine speed
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250
Series RLC circuit connected to a DC battery
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12
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488
Finding the center of mass of a piecewise function
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346
Confused by Lorentz transformation equation
2
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36
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965
Final speed of particle far away from rings with opposite charges
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9
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424
Change in closed system energy with both conservative and non-conservative forces
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333
Sound absorption/Acoustuic attenuation coefficeint (α(ω)) of PVC foam?
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204
Is potential energy defined only for internal conservative forces?
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415
Comparing spectral lines between 2 stars to calculate the difference in temperature
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272
A sphere held steady on a slope by a rope
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295
Find force as a function of position: F=F(x) using v=v(t)
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456
Refractive index of seawater and a diver transmitting RF for 100 meters
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294
Bead sliding along wire with constant horizontal velocity -- Shape of wire?
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352
Forces applied to a spring-loaded gas pedal
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406
Index Notation, Identity Matrix
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273
Create a physics problem for me!
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384
The movement of a package on a conveyor belt
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326
Calculate how much weight the crane could lift
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323
Energy stored in a double spring system
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Torque calculation based on distributive load
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322
Pounds Of Explosives Necessary
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331
How should this Beam Loading experiment be designed?
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362
Surface area of inclined XY plane at 45 degrees
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288
Two masses on a slope with a connected tension force
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407
How to write this expression in terms of a Hyperbolic function?
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266
(Magnetism) Magnetic pull force on a steel ball
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458
Unsure how the book came to this Bridge Crane Force answer (I got no viable answer)
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282
Gauss' law for a cavity in an insulator
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237
Punching a hole in a tape moving at relativistic speed
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471
Fast and Furious Scene Analysis
2
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Can the polarity at the 2 ends of a solenoid be the same in normal conditions?
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332
Special relativity and standard configuration
2
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Calculating Force and Acceleration in a Two Block System with Varying Friction
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299
How to calculate velocity of infinite-stage rocket?
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297
How does burn time affect the parameters in the rocket equation?
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235
Tension & Circular Motion Question - Looking for speed
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289
Conservation Laws and Velocity Reversal in 1D Collisions
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420
Final Velocity of a car with a opposing decreasing drag force
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Can You Convert Meters to Kilograms?
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Kinetic Energy being larger than Mechanical Energy in a Hotwheels Lab
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336
Amplifier gain in resonant RLC circuit
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518
How does a difference in air pressure induce a force?
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543
Having a hard time learning Newton's 2nd law
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423
How Do You Incorporate Drag Force in Free Body Diagrams for Multiple Objects?
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280
What is the definition of the dalton (Da) unit?
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405
Magnetic field due to electric wire
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Can the Voltage Across a Capacitor Be Greater Than the Source Voltage in a Series RLC Circuit?
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468
Calculate the magnetic moment of a rotating sphere
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474
Ejected out from an accelerating spaceship
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445
Find the man's tension pulling the rope
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292
Calculate density of neutrons in a beam
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How does the rise in temperature of fuse wire depend upon its radius?
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428
Relative Motion: Understanding the Relationship Between Moving Objects
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517
Catching a loaf of bread thrown vertically at a window
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537

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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