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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Cantilevered and line-loaded steel beam
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Derive trig equations 4, 5, and 6 from 1, 2, and 3
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Proving the gravitational force of a solid sphere using integration
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Escape Velocity of Earth starting from its Centre
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I solved few questions on kinematics. Is my working correct?
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Hoop rolling down a hill
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Electron motion on axis of a charged ring
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Two Celestial Bodies in Orbit (Centripetal & Gravitational Forces)
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Work energy theorem problem -- Block sliding up a curved incline
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10
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For a translating block with slipping find the maximum force F
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Fundamental electrokinetics problem calculation using Ohm's Law
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Direction of electric field vector on the surface of charged conductor
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Rolling Motion (Stone Gets Stuck in a Tire Going Forward)
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Resonance of a cube floating on water under external force
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Please help with this physics experiment -- Water leaking out of inverted water bottle
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Calculating ballistics coefficient from two velocities
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Verifying that Newton's Equations are equivalent to the EL equations
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Coulomb's law and energy - potential energy
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Velocities of four masses | Conservation of Momentum
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Pulley/Scale/Weight
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Intensity of central maximum when width of single slit is doubled
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Deriving ODEs for straight lines in polar coordinates for a given Lagrangian
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114
Force on rectangular loop by a current in a long straight wire
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77
Net magnetic force on circuit segment due to 2 parallel wires
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108
Measurements Calculation Problem
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76
A massless disk with an embedded particle rolls down an inclined plane
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267
Torque question in Deltoid muscle
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Is this projectile motion situation possible?
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How did Cavendish find the density of the Earth?
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Average momentum of an avalanche
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Finding the constants of the general approximate solution to a double pendulum
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Calculate the average force on the side walls of a container
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Find tension using sum of torque (two strings, one beam, one box)
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How do you prove ##\lambda = \frac {2L} {n} ## given only L?
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Equation of resistance from given graph
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104
Uniform Circular Motion: A plum-bob makes a 70 degree angle...
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Find the distance a particle travels
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219
Finding the x component of position vector
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Uniform Circular Motion: Tension Force at Top of Circle
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Find the phase difference between these two sine waves
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Frames of Reference: Using tie-downs to hold a load on a flatbed truck
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Phase difference between two light waves of the same frequency
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12
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Wave movement and particle movement
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23
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135
A wheel of radius r rolls along a curve
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7
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Finding focal length from di v. M graph
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Finding slip-off angle for mass off of sphere?
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Conservation of Momentum FRQ
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Need help on a energy question: Hockey puck sliding across the ice
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Confused about capacitor discharge
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Effect of different magnetic fields on a magnetic dipole
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25
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Planar Coil Rotating in a Magnetic Field
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Electromagnetism problem: Merging of 2 charged drops of mercury
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Need help finding uncertainty for this equation
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23
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Find the velocity of the stone just before it hits the ground
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16
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Two blocks in contact -- find the force between them
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14
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Bearing slow down calculation
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Help Calculating probability between 2 limits for the ground state
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28
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POWER - different approach, different results
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Help needed in this problem involving a spring and energy balances
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Fluid mechanics problem: The extent to which an iron deposit can influence water level
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When does Phobos collide with Mars?
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Calculation of torque and force on magnetic dipole near infinite wire
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Calculation of magnetic dipole moment of the Earth
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Final Charge of a Capacitor in a Circuit with Capacitors and Resistors
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Piano rolling down a slope
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Why is a current ring approx a magnetic dipole from very far off?
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Where on a rigid body is a resultant force applied?
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Prove this equation for projectile motion
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Stress on a pipe
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Understanding MIT's applet on sound with Fourier coefficients
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128
Find moment arm of resultant force of two forces applied at two points
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134
A sphere suspended from a cord -- Find the tension
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Need help with this question on Springs
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Why don't we find the angular magnification of objective lens in microscopes?
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Formula derivation connecting vertical water flowrate & horizontal distance moved by a suspended sphere
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Physics 1 Parabolic Motion Question Confusion
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15
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Acceleration in uniform circular motion is uniform or non-uniform?
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Difference between resonance in undamped vs damped mass-spring-dashpot
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17
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Amplitude of harmonic oscillation given position and velocity
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Modeling a mass falling from one side of the Earth to the other
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121
Elastic Potential Energy - Positive or Negative?
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Solving a Non-Equilibrium Pully System with a Fixed Length Rope at a 154 Degree Angle
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141
Help with a Refraction problem that involves light passing through different media
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11
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265
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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260
Elastic potential energy - different methods, different results
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Work Done and Acceleration (Mistaken Answers?)
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Faraday's law help -- Induced EMF vs. time graph
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7
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174
How can I find the sustain time of an electric guitar?
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183
On what does gravity assist depend? (possibly with sources)
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159
Calculation of the magnetic field of four quarter circles
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Magnetic Field Due To Wire Of Semi-Circular Cross Section
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Calculate the gravitational force between these three masses
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Vectors Directions: Where is this Resultant Vector Pointing?
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Momentum Physics Problem: Two astronauts throw billiard balls that collide
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297
Understanding work in translation and rotation of a magnetic dipole
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212
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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How does one calculate the number of photons striking a surface per second?
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Find net external work of a system w/ 2 objects w/ opposite forces
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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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