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.
Find the location knowing the resonance using Kepler's third law
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Equilibrium of Forces and Torques on Sawhorses Supporting a Person on a Board
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Where Should the Pivot Be Placed to Balance a See-Saw?
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984
Integral for work done leading to potential energy sign confusion
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How to find current direction when analysing a cricuit using KVL, KCL
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Calculating Flywheel Inertia Using Conservation of Energy Equations?
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Calculating the flux of a vector field
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Expected value of momentum P in terms of k
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Advice needed for producing a water powered car model project
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Inclined Plane Vector Problem: Understanding the Use of Trigonometric Functions
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Finding shortest distance between an observer and a moving object
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Change in reading of the scale when putting ball in a container of alcohol
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What is the problem with the units in this state equation of a gas?
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Finding acceleration of a crate when applying a force at an angle
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11K
Vector addition, trying to find the angle
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Is My Calculation for Bicycle Pump Pressure Incorrect?
3
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Calculate the following commutator [[AB,iℏ], A]
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952
Golf club 🏌️and ball ⛳ impulse problem
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Efficiency of Energy Transfer in Swimming: Wall Kicking vs. Water Kicking
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Centripetal force direction confusion
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“Chasing Vertices: A Time-Bound Pursuit Problem in a Square”
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843
2 pullies and 3 masses -Tension
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Frames of Reference: Find the speed and heading of the airplane
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What is density of dark matter as a function of distance from the galactic core?
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918
How do you calculate the terminal velocity of these two balls?
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Derivation of time period for physical pendula without calculus
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2K
How Do Electron Transitions Correspond to Energy Levels in Quantum Wells?
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1K
How do tides vary over a lunar cycle?
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Potential barrier problem in mechanics
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Acceleration of a tank leaking water
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Calculate center of rotation of monocopter
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Solving 2-D vector along three directions (say at 0,60 and 120 degree)
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The Relationship Between Masses and Angles in a Pulley System
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Solving Orbital Speed with Energy & Angular Momentum Conservation
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What is the mass of the Galaxy's core?
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Introductory physics: Time for a ball thrown vertically to reach maximum height
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4
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Transmission cable problem involving power loss
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Effect of relative motion on pressure of gas in a container
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11
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Change in momentum: Child jumping from a swing on a playground
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Confusion regarding centripetal acceleration and tangential acceleration
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How Does Angular Momentum Conservation Affect Asteroid Collision Dynamics?
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14K
SUVAT equation question: When will the car collide with the lorry?
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Is My Calculation of Centripetal Acceleration and Tangential Velocity Correct?
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12
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Hooke's Law using Potential Energy
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21
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Forces acting on a box-pulley system in an elevator?
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33
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7K
A loaded railroad car is rolling at a constant velocity
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6K
Work done during quasi-static, isothermal expansion from P_i to P_f
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Potential associated with a conservative force field F
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3
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MIT OCW 8.01 PS10.6: A Massive Pulley and a Block on an Incline
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5
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1K
Using Momentum Principle to Find Ratio of Speeds?
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4
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Using Momentum, KE and PE to solve this skier velocity problem
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2K
Newton's Second Law (Pulley Sustem)
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2K
Apparent weight of body immersed in liquid
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2K
How Do I Determine the Center of Mass in This Situation?
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918
In a constant acceleration motion, Is it possible to have constant speed?
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Is Exponential Form Better for Balloon with Inserted Load Calculation?
4
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170
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7K
Motion in straight line in bungee jumping
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26
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Springs connected to a mass in series?
2
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What is a spring constant of 20 N/m used for?
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18
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Finding an application where an air/n-octane mixture is cooled
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714
Why Is Average Thermal Power Not Negative in This Friction Scenario?
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1K
Equilibrium Question Involving boat and scale
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3
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3K
Mirror system in geometrical optics
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MIT OCW 8.01 PS11.3: Elastic Collision Between Ball and Pivoted Rod
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10
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2K
Towing two stacked boxes up a ramp
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4
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Log-log graph of resistance against temperature for a carbon resistor
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12
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1K
Questions about a spring-mass system hanging vertically
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Attempting to teach this: Momentum and Impulse
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Chrenkov radiation cone angle vs. the speed of the particle
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17
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3K
Calculate ideal-gas temperature of a material
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2K
Questions Regarding a Cat Going Up a Ramp
2
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Oscillator Differentials: What's a physical meaning of complex part of the solution for coordinate change of the anharmonic oscillator?
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5
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Describe how you could use a pith ball as an electroscope
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IGCSE Pressure Question: How many balloons can be inflated?
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3K
Method of mirroring - metal plates
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11
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Nuclear Fission Energy and Mass Loss
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4
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How to Analyze the FBD of a Toy Car on the Underside of a Dome?
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765
Calculate magnetic dipole of other planets relative to the Earth
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4
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1K
Projectile Motion Problem: Kicking a soccer ball over a fence
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11
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Holonomic constraints and non-holonomic system
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662
Modelling a spring system with damping force and external forces
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766
Physics problem - Salmon jumping waterfall
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Need help with a question on potential difference
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7
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A Level: Rearranging Equations into Y = mx + c
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14
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What Are the Key Equations in Shock Wave Analysis?
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Two masses and two pulleys problem
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Object A (in free fall) hits object B (ascending with constant velocity)
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Help with question on motion: Avoiding a rear-end collision
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Can a sudden blow truly change potential energy?
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Spring-mediated dipole in a magnetic field
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31
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Falling hailstones hitting two car windscreens
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23
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Pulling a block along a surface using a string inclined at an angle
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3
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1K
Is my work correct? (Two students running on a track)
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16
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1K
Particle dynamics (mechanics): inclined plane, pulley, two blocks
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14
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Newton's law problem: Pushing 2 stacked blocks on a horizontal table
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3K
Very heavy particle collides with a very light particle
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Finding the position where the electric field is zero
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Find the partial diameter error of the surface area of cylinder
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901
Charge density in sphere that makes constant radial E-field inside
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14
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Kinematic car overtake problem: Don’t know what to do...
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22
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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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