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Introductory Physics Homework Help Forum

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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What Speed Can a Cyclist Climb a Hill Using the Same Power as Descending?

Apr 6, 2004 · Replies 10 · Apr 11, 2004

Replies: 10

Views: 3K

Effective Forces on a Rigid Body

Apr 9, 2004 · Replies 3 · Apr 11, 2004

Replies: 3

Views: 12K

Calculating Proton's Motion in Uniform Electric Field - Answer Check & Help

Apr 4, 2004 · Replies 2 · Apr 11, 2004

Replies: 2

Views: 2K

Efficiency and Work Done in Electric Systems: 5 Problems Solved

Apr 11, 2004 · Replies 6 · Apr 11, 2004

Replies: 6

Views: 2K

Electric field inside a resistor

Apr 4, 2004 · Replies 2 · Apr 11, 2004

Replies: 2

Views: 25K

Some projectile motion problems

Apr 11, 2004 · Replies 6 · Apr 11, 2004

Replies: 6

Views: 10K

Electroscope Leaves Me Puzzled

Apr 7, 2004 · Replies 8 · Apr 11, 2004

Replies: 8

Views: 7K

Skiing: Calculating Speed and Friction Coefficient

Apr 10, 2004 · Replies 5 · Apr 11, 2004

Replies: 5

Views: 7K

Solve Two Identical Waves Superposition Problem

Apr 1, 2004 · Replies 2 · Apr 11, 2004

Replies: 2

Views: 5K

Solve Polynomial Problem: Find k (3x^2+kx-8) w/ 2 as Zero

Apr 8, 2004 · Replies 10 · Apr 10, 2004

Replies: 10

Views: 3K

Apology & Question: Understanding Charge Carriers in Metals

Apr 10, 2004 · Replies 3 · Apr 10, 2004

Replies: 3

Views: 2K

What Is the Change in the Velocity of a Railroad Car When a Man Jumps Off?

Apr 10, 2004 · Replies 4 · Apr 10, 2004

Replies: 4

Views: 6K

How Do You Calculate the Magnitude of a Magnetic Field from Current and Force?

Apr 10, 2004 · Replies 5 · Apr 10, 2004

Replies: 5

Views: 3K

Algebra 2 Problems: Problem 2, 4, 14, 22 & 23

Apr 8, 2004 · Replies 5 · Apr 10, 2004

Replies: 5

Views: 3K

How Is Total Kinetic Energy Calculated for a Rolling Cylinder?

Apr 9, 2004 · Replies 17 · Apr 10, 2004

Replies: 17

Views: 4K

Thrown Ball on Planet Zeno: Find Height & Time to Ground

Apr 7, 2004 · Replies 19 · Apr 10, 2004

Replies: 19

Views: 3K

What Is the Difference Between Amplitude and Magnitude in Quantum Mechanics?

Apr 8, 2004 · Replies 4 · Apr 9, 2004

Replies: 4

Views: 18K

Can Solids and Liquids Have the Same Number of Particles?

Mar 15, 2004 · Replies 23 · Apr 9, 2004

Replies: 23

Views: 3K

Dependent vs manipulated variables

Apr 2, 2004 · Replies 2 · Apr 9, 2004

Replies: 2

Views: 2K

More impulse and restitution >.<

Apr 9, 2004 · Replies 4 · Apr 9, 2004

Replies: 4

Views: 2K

Angular Acceleration: Calculating Forces in Gymnast's Hands

Apr 9, 2004 · Replies 2 · Apr 9, 2004

Replies: 2

Views: 2K

Solving 2 Physics Questions | 65 Characters

Apr 7, 2004 · Replies 10 · Apr 9, 2004

Replies: 10

Views: 7K

What is the index of refraction of a gas in an interferometer?

Apr 1, 2004 · Replies 2 · Apr 9, 2004

Replies: 2

Views: 2K

Types of Electromagnetic Radiation for Imaging Earth from Space

Mar 27, 2004 · Replies 5 · Apr 9, 2004

Replies: 5

Views: 2K

Electricity Help: Get Answers to Your Questions

Apr 1, 2004 · Replies 2 · Apr 9, 2004

Replies: 2

Views: 2K

Can Someone Help With This Simple Problems?

Apr 4, 2004 · Replies 3 · Apr 8, 2004

Replies: 3

Views: 2K

Get Help with 8 Oscillation and Electrical Problems | Expert Solutions Available

Apr 4, 2004 · Replies 13 · Apr 8, 2004

Replies: 13

Views: 8K

Solving Improper Integrals: \int_{3}^{6}, \lim_{t\rightarrow\infty}

Apr 1, 2004 · Replies 2 · Apr 8, 2004

Replies: 2

Views: 2K

Can You Solve This Urgent Chemistry Reaction Mechanism Problem?

Apr 1, 2004 · Replies 1 · Apr 8, 2004

Replies: 1

Views: 2K

How to Solve the Series Σn/[(n+1)(n+2)(n+3)]?

Apr 7, 2004 · Replies 2 · Apr 8, 2004

Replies: 2

Views: 2K

Why Are My Calculations for Post-Collision Speeds Incorrect?

Apr 8, 2004 · Replies 9 · Apr 8, 2004

Replies: 9

Views: 3K

Finding Minimum Height for Loop-the-Loop Marble Problem

Apr 7, 2004 · Replies 16 · Apr 8, 2004

Replies: 16

Views: 6K

Calculating Center of Mass for a System of Spherical Masses on the x-axis

Apr 7, 2004 · Replies 5 · Apr 8, 2004

Replies: 5

Views: 7K

Calculating Height of Rolling Marble

Apr 6, 2004 · Replies 3 · Apr 8, 2004

Replies: 3

Views: 5K

Machines pulling an object upwards, find forces

Mar 29, 2004 · Replies 11 · Apr 8, 2004

Replies: 11

Views: 5K

Solving Wave Properties and Displacements: Transverse Waves on a String

Apr 7, 2004 · Replies 4 · Apr 7, 2004

Replies: 4

Views: 7K

Figuring Out the Radius of Curvature for Separating CO & N2 on Film

Apr 6, 2004 · Replies 4 · Apr 7, 2004

Replies: 4

Views: 7K

Ah help camrea and eye comparison

Apr 6, 2004 · Replies 5 · Apr 7, 2004

Replies: 5

Views: 2K

Refraction problems due Midnight

Mar 31, 2004 · Replies 2 · Apr 7, 2004

Replies: 2

Views: 3K

Solving the Ball's Kinetic Energy and Frictional Work

Apr 6, 2004 · Replies 5 · Apr 7, 2004

Replies: 5

Views: 5K

Find Distance 'd' on a Curved Ramp with No Friction | Ramp Problem Solved

Mar 31, 2004 · Replies 2 · Apr 7, 2004

Replies: 2

Views: 2K

Researching Ampere's Law: Need Help Finding Resources

Apr 7, 2004 · Replies 2 · Apr 7, 2004

Replies: 2

Views: 3K

What Causes Water Droplets to Oscillate Under the Leidenfrost Effect?

Mar 31, 2004 · Replies 2 · Apr 7, 2004

Replies: 2

Views: 2K

Calculate the kinetic energy of rotation of the earth

Apr 6, 2004 · Replies 8 · Apr 7, 2004

Replies: 8

Views: 32K

Calculating the Motion of a Rolling Cart Down an Incline

Apr 7, 2004 · Replies 4 · Apr 7, 2004

Replies: 4

Views: 3K

How Does an Immersion Heater Transfer Energy to a Liquid?

Apr 6, 2004 · Replies 2 · Apr 7, 2004

Replies: 2

Views: 8K

It's me again. need somebody to check my answer

Apr 7, 2004 · Replies 2 · Apr 7, 2004

Replies: 2

Views: 2K

Electromagnetic Induction Principles

Mar 31, 2004 · Replies 2 · Apr 7, 2004

Replies: 2

Views: 9K

Lagrange ' s equations for spring problem

Apr 6, 2004 · Replies 3 · Apr 7, 2004

Replies: 3

Views: 9K

Calculate Electric Field Strength for a Charged Object

Mar 31, 2004 · Replies 2 · Apr 7, 2004

Replies: 2

Views: 2K

Rotational Inertia of two particles

Apr 5, 2004 · Replies 8 · Apr 7, 2004

Replies: 8

Views: 5K

Solving Physics Problems: Mass, Force, Moment of Inertia, Angular Speed

Mar 30, 2004 · Replies 2 · Apr 7, 2004

Replies: 2

Views: 2K

Little help with min/max problem w/ n-variables

Mar 30, 2004 · Replies 2 · Apr 7, 2004

Replies: 2

Views: 2K

Solve Physlet Problem #12 with Expert Tips and Tricks | WPS Physics 5

Mar 31, 2004 · Replies 2 · Apr 7, 2004

Replies: 2

Views: 2K

Why Multiply Carbon Isotope Mass Numbers by 1.67x10^-27 kg?

Apr 6, 2004 · Replies 4 · Apr 6, 2004

Replies: 4

Views: 2K

Solving Masses Connected by Rope: Acceleration & Forces

Mar 30, 2004 · Replies 2 · Apr 6, 2004

Replies: 2

Views: 3K

What is the proportionality constant for a pendulum's period equation?

Apr 5, 2004 · Replies 5 · Apr 6, 2004

Replies: 5

Views: 14K

Solve Diffraction Problem: Find Slit Width

Apr 5, 2004 · Replies 3 · Apr 6, 2004

Replies: 3

Views: 2K

How Long Can an Electric Flywheel Delivery Truck Operate Between Chargings?

Apr 6, 2004 · Replies 10 · Apr 6, 2004

Replies: 10

Views: 7K

Distance traveled by a knot in a string ungergoing wave motion.

Apr 6, 2004 · Replies 2 · Apr 6, 2004

Replies: 2

Views: 6K

Finding Penetration Depth in a finite well

Apr 5, 2004 · Replies 3 · Apr 6, 2004

Replies: 3

Views: 3K

Kirchhoff Circuit: Current, Resistors, Voltage

Apr 4, 2004 · Replies 9 · Apr 6, 2004

Replies: 9

Views: 4K

Gravitation Problem (stuck on Algebra )

Mar 30, 2004 · Replies 2 · Apr 6, 2004

Replies: 2

Views: 3K

Physics Problems: Energy, Angular Momentum, and Acceleration Calculations

Apr 5, 2004 · Replies 13 · Apr 6, 2004

Replies: 13

Views: 5K

Resistivity & Electrical Energy

Apr 5, 2004 · Replies 2 · Apr 6, 2004

Replies: 2

Views: 7K

How Do You Calculate Resonant Frequency and Irms in a Series RLC Circuit?

Apr 6, 2004 · Replies 2 · Apr 6, 2004

Replies: 2

Views: 6K

Finding the moment of inertia for a hollow cylinder

Apr 5, 2004 · Replies 2 · Apr 6, 2004

Replies: 2

Views: 3K

Solvng the Mass of an Object with a Vibrating String

Apr 6, 2004 · Replies 3 · Apr 6, 2004

Replies: 3

Views: 2K

Combinations for word parallelogram

Apr 5, 2004 · Replies 6 · Apr 6, 2004

Replies: 6

Views: 4K

Obtaining the Derivative of (sin(x))^x: Step-by-Step Guide

Apr 5, 2004 · Replies 2 · Apr 6, 2004

Replies: 2

Views: 2K

Net Force on q5: Magnitude & Direction

Mar 30, 2004 · Replies 2 · Apr 6, 2004

Replies: 2

Views: 3K

Is the Calculated Inductance and Reactance Correct?

Apr 6, 2004 · Replies 4 · Apr 6, 2004

Replies: 4

Views: 3K

Can Different Molecule and Atom Masses Affect Buoyancy and Particle Count?

Apr 5, 2004 · Replies 5 · Apr 6, 2004

Replies: 5

Views: 2K

Is My Calculation for Terminal Speed of a Falling Conducting Loop Correct?

Apr 5, 2004 · Replies 2 · Apr 6, 2004

Replies: 2

Views: 5K

Calculating Total Resistance & Tolerance of 2 Wires

Mar 29, 2004 · Replies 2 · Apr 6, 2004

Replies: 2

Views: 5K

How do you know for sure what quadrant?

Mar 29, 2004 · Replies 2 · Apr 5, 2004

Replies: 2

Views: 3K

Axis of Symmetry of y=a(x-r_1)(x+r_2)

Apr 4, 2004 · Replies 5 · Apr 5, 2004

Replies: 5

Views: 2K

How Can an Egg Drop Project Maximize Bounces?

Mar 29, 2004 · Replies 2 · Apr 5, 2004

Replies: 2

Views: 14K

Defining period (T) in terms of A(max) and V(max)

Apr 5, 2004 · Replies 2 · Apr 5, 2004

Replies: 2

Views: 21K

Find tension in three ropes suspending same mass

Apr 5, 2004 · Replies 2 · Apr 5, 2004

Replies: 2

Views: 11K

What is the resistance of this device?

Apr 5, 2004 · Replies 2 · Apr 5, 2004

Replies: 2

Views: 8K

Is a 15 A Circuit Breaker Capable of Handling 10.6 A Maximum Current?

Apr 5, 2004 · Replies 4 · Apr 5, 2004

Replies: 4

Views: 8K

Solving the Stuck Ring Problem Using Expansion Coefficients

Apr 4, 2004 · Replies 2 · Apr 5, 2004

Replies: 2

Views: 3K

How Does Atomic Theory Explain the Increase in Resistance with Temperature?

Mar 29, 2004 · Replies 2 · Apr 5, 2004

Replies: 2

Views: 13K

Calculating Tension in Pulley System w/ Friction

Apr 4, 2004 · Replies 4 · Apr 5, 2004

Replies: 4

Views: 3K

Finding the Derivative of a Function with Arctan

Apr 2, 2004 · Replies 27 · Apr 5, 2004

Replies: 27

Views: 10K

How Does the Mean Value Theorem Apply When a Function's Derivative Is Zero?

Apr 4, 2004 · Replies 7 · Apr 5, 2004

Replies: 7

Views: 2K

Lab Experiment Help: Examining Spectra and Colors with a Spectroscope

Mar 29, 2004 · Replies 2 · Apr 5, 2004

Replies: 2

Views: 2K

Is My Wave Superposition Calculation Correct?

Apr 5, 2004 · Replies 2 · Apr 5, 2004

Replies: 2

Views: 2K

Ideal Gas Law and Balloon Volume

Mar 23, 2004 · Replies 17 · Apr 5, 2004

Replies: 17

Views: 6K

Emergency Homework Help: Forces

Apr 4, 2004 · Replies 9 · Apr 5, 2004

Replies: 9

Views: 3K

Change of Phase, Absolute Zero?

Apr 3, 2004 · Replies 12 · Apr 4, 2004

Replies: 12

Views: 3K

Solve Physics Problems with Help from Experts | Physics HELP! PLSSS!

Apr 2, 2004 · Replies 2 · Apr 4, 2004

Replies: 2

Views: 2K

Calculating Work for Pumping Water from a Hemispherical Tank

Mar 28, 2004 · Replies 2 · Apr 4, 2004

Replies: 2

Views: 3K

Help with test review problem, magnetic field/capacitors

Mar 28, 2004 · Replies 2 · Apr 4, 2004

Replies: 2

Views: 7K

What actually causes a motorcycle to do a wheelie?

Apr 3, 2004 · Replies 13 · Apr 4, 2004

Replies: 13

Views: 6K

How to calculate the enthelpy change of a neutralization reaction

Apr 3, 2004 · Replies 3 · Apr 4, 2004

Replies: 3

Views: 2K

Get Physics Homework Help: Calculating Coal Usage per Hour for Electric Clocks"

Mar 27, 2004 · Replies 2 · Apr 3, 2004

Replies: 2

Views: 2K

How Do You Calculate the Spring Constant and Natural Length of a Spring?

Mar 27, 2004 · Replies 2 · Apr 3, 2004

Replies: 2

Views: 4K

Solving for Mica Thickness in Double Slit Interference Arrangement

Apr 3, 2004 · Replies 3 · Apr 3, 2004

Replies: 3

Views: 3K

Intro Physics Homework Help

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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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