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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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Solve Equilibrium Problem: Point A & B Reactions

sumofmoments=0
Aug 6, 2004 · Replies 5 · Aug 7, 2004

Replies: 5

Why are every sixth (or seventh) waves bigger in the ocean?

Einlanzer
Sep 17, 2003 · Replies 15 · Aug 6, 2004

Replies: 15

Converrgence of oscillating sequence

haXadecimal
Aug 6, 2004 · Replies 3 · Aug 6, 2004

Replies: 3

How to calculate the efficiency of anything

daisyi
Jul 30, 2004 · Replies 2 · Aug 6, 2004

Replies: 2

Help on 2 quantum mechanics of atoms problems

supermenscher
Aug 5, 2004 · Replies 4 · Aug 5, 2004

Replies: 4

Why Can Birds Sit Safely on Power Lines but Get Electrocuted When Touching Two?

Cummings
Aug 3, 2004 · Replies 3 · Aug 5, 2004

Replies: 3

Two capacitors, two resistors and a battery

Theelectricchild
Jul 29, 2004 · Replies 2 · Aug 5, 2004

Replies: 2

How to Solve Electrostatics Problems Using Coulomb's Law

Callisto
Jul 31, 2004 · Replies 4 · Aug 5, 2004

Replies: 4

What is the last digit of (1997)^(1997) - (1994)^(1994)?

maverick280857
Jul 25, 2004 · Replies 10 · Aug 4, 2004

Replies: 10

Coulomb's Law: Direction of Force on -C Charges

jazzchan
Aug 4, 2004 · Replies 4 · Aug 4, 2004

Replies: 4

Calculate Power/Mass Ratio: Tips & Guide

almohandes
Jul 30, 2004 · Replies 6 · Aug 4, 2004

Replies: 6

Difference of pressure of fluids in containers.

izytang
Aug 1, 2004 · Replies 2 · Aug 4, 2004

Replies: 2

Calculating Wave Pulse Travel Time for an 80ft Nylon Rope

daisyi
Aug 4, 2004 · Replies 5 · Aug 4, 2004

Replies: 5

Point charge in a hollow sphere

Try hard
Jul 28, 2004 · Replies 2 · Aug 4, 2004

Replies: 2

Solving Force Analysis Questions - Need Help

gallery
Aug 3, 2004 · Replies 3 · Aug 3, 2004

Replies: 3

Rubberband Airplanes: Physics for Takeoff, Flight & Range

vvoo7vv
Aug 3, 2004 · Replies 2 · Aug 3, 2004

Replies: 2

Understanding the Relationship between Bulk Modulus Equations

Zorodius
Aug 3, 2004 · Replies 5 · Aug 3, 2004

Replies: 5

Horseshoe Impact Force: Can Sand Substrate Substitute for Concrete?

Horseshoes
Aug 3, 2004 · Replies 2 · Aug 3, 2004

Replies: 2

DC Circuit: Single vs. Two Bulbs Connected

leoflc
Aug 3, 2004 · Replies 2 · Aug 3, 2004

Replies: 2

Another quick physics problems (wave motion)

djlightsout06
Jul 27, 2004 · Replies 2 · Aug 3, 2004

Replies: 2

How long to reach Mars at 11,000 m/s?

terpsgirl
Aug 2, 2004 · Replies 10 · Aug 3, 2004

Replies: 10

A few questions i'm finding difficult.

Gaz031
Aug 2, 2004 · Replies 9 · Aug 3, 2004

Replies: 9

Need help on rubber band and Hooke's Law

yokan
Aug 2, 2004 · Replies 6 · Aug 3, 2004

Replies: 6

How Do You Calculate the Wavelength of a Traveling Wave?

djlightsout06
Jul 27, 2004 · Replies 2 · Aug 2, 2004

Replies: 2

Stuck on taking the integral of

carlchen
Aug 2, 2004 · Replies 4 · Aug 2, 2004

Replies: 4

Impact Force Help: 70lb Girl Rollerblading & Knee Impact

lettam
Aug 2, 2004 · Replies 5 · Aug 2, 2004

Replies: 5

Solving the Equation of Motion to Find v[t] and v[x]

TopCat
Aug 2, 2004 · Replies 6 · Aug 2, 2004

Replies: 6

What is the minimum frequency of light needed to eject electrons from a metal?

supermenscher
Aug 2, 2004 · Replies 5 · Aug 2, 2004

Replies: 5

Determining Series vs. Parallel Configuration in Two-Capacitor Circuit

jg370
Jun 23, 2004 · Replies 2 · Aug 2, 2004

Replies: 2

Difficulty on some distance problems

terpsgirl
Aug 2, 2004 · Replies 7 · Aug 2, 2004

Replies: 7

What is the Refractive Index for Total Internal Reflection in a 45-45-90 Prism?

Cummings
Aug 1, 2004 · Replies 4 · Aug 2, 2004

Replies: 4

Aerodynamics and aerofoils homework

theperthvan
Jul 25, 2004 · Replies 2 · Aug 2, 2004

Replies: 2

What Geological Wonders Should You Explore in Europe and Africa?

TeddyBear
Jul 25, 2004 · Replies 2 · Aug 2, 2004

Replies: 2

How can I declare an array of pointers to arrays of characters in C?

Math Is Hard
Jul 29, 2004 · Replies 29 · Aug 2, 2004

Replies: 29

Having troubles integrating e^(2x)sin(x)

haXadecimal
Aug 1, 2004 · Replies 3 · Aug 1, 2004

Replies: 3

Is JBuilder the Best Choice for Java Development?

Cachema
Jul 29, 2004 · Replies 13 · Aug 1, 2004

Replies: 13

Newton's 2nd Law: Calculating Side Wind Effects on a Projectile

mark-ashleigh
Jul 28, 2004 · Replies 2 · Aug 1, 2004

Replies: 2

How to Return a Pointer from a Function in C?

Math Is Hard
Jul 31, 2004 · Replies 17 · Aug 1, 2004

Replies: 17

How Long Does a Ph.D Take? Answers to Your Questions

EngTechno
Jul 31, 2004 · Replies 2 · Aug 1, 2004

Replies: 2

Is L[6] = 6L[1] in Laplace Transforms correct?

SpeedBird
Jul 31, 2004 · Replies 2 · Jul 31, 2004

Replies: 2

Please, what is dynamical mass-generation ?

marlon
Jul 24, 2004 · Replies 2 · Jul 31, 2004

Replies: 2

Does anyone have any good tips on deriving equations?

Joe Ramsey
Nov 24, 2003 · Replies 4 · Jul 31, 2004

Replies: 4

Waves - peaks and zero displacement

kenallen
Jul 30, 2004 · Replies 2 · Jul 31, 2004

Replies: 2

What are the top graduate programs for mathematics?

Saint Medici
Jul 30, 2004 · Replies 5 · Jul 30, 2004

Replies: 5

What is the change in entropy of the gas?

daisyi
Jul 30, 2004 · Replies 4 · Jul 30, 2004

Replies: 4

What Is the Electric Potential on a Charged Cone?

SummerPhysStudent
Jul 21, 2004 · Replies 2 · Jul 30, 2004

Replies: 2

What Is the Theoretical Dielectric Constant of Cardboard?

istinkatphysics
Jul 22, 2004 · Replies 2 · Jul 30, 2004

Replies: 2

Crash Test Dummy: Head Impact Parameter & Force Estimation

Try hard
Jul 28, 2004 · Replies 5 · Jul 30, 2004

Replies: 5

How to Analyze Wave Period, Amplitude, and Frequency from a Graph?

akatsafa
Jul 22, 2004 · Replies 2 · Jul 30, 2004

Replies: 2

Magnetic fields and Circular Orbits Question

Sam_The_Great
Jul 27, 2004 · Replies 7 · Jul 29, 2004

Replies: 7

Conservation of Momentum in a Spaceship Explosion

Beers Law
Jul 29, 2004 · Replies 2 · Jul 29, 2004

Replies: 2

One Question about Long wires and Mag fields, want to verify please.

Sam_The_Great
Jul 28, 2004 · Replies 3 · Jul 29, 2004

Replies: 3

How Does Malus' Law Explain Light Transmission Through Polarizers?

Evergreen
Apr 1, 2004 · Replies 5 · Jul 28, 2004

Replies: 5

Counting Towers: Finding a Recurrence Relation

sjaguar13
Jul 28, 2004 · Replies 24 · Jul 28, 2004

Replies: 24

Mechanical energy of a pendulum

akatsafa
Jul 21, 2004 · Replies 2 · Jul 28, 2004

Replies: 2

Logarithm Problems: Simplifying Expressions and Solving Equations

KnowledgeIsPower
Jul 26, 2004 · Replies 14 · Jul 28, 2004

Replies: 14

What is Entropy? | Understand Entropy & Its Definition

lakshmi
Jul 28, 2004 · Replies 2 · Jul 28, 2004

Replies: 2

How Does Current Affect Spring Extension in a Magnetic Field?

Sam_The_Great
Jul 27, 2004 · Replies 2 · Jul 28, 2004

Replies: 2

Ways are there of picking out the name ELLE from the following table

futb0l
Jul 28, 2004 · Replies 5 · Jul 28, 2004

Replies: 5

Kinematics - How fast must torpedo go

Omid
Jul 26, 2004 · Replies 6 · Jul 28, 2004

Replies: 6

Is My Answer Correct for Boat Crossing a River Perpendicularly?

Omid
Jul 26, 2004 · Replies 6 · Jul 28, 2004

Replies: 6

How could I possibly know the radius of that circle?

quarky
Jul 21, 2004 · Replies 2 · Jul 28, 2004

Replies: 2

Solve Physics Problem: Heat Conducted Through 2 Rods

Mathwizard6254
Jul 21, 2004 · Replies 2 · Jul 28, 2004

Replies: 2

Electrostatics: suspended spheres

AgPIper
Jul 19, 2004 · Replies 2 · Jul 28, 2004

Replies: 2

Solve Ideal Gas Problem: Net Work of Cycle

daisyi
Jul 26, 2004 · Replies 8 · Jul 27, 2004

Replies: 8

So you should solve for the heat Q directly.

imationrouter03
Jul 24, 2004 · Replies 3 · Jul 27, 2004

Replies: 3

What is the Formula for Calculating the Length of Cable Hanging Over a Table?

TopCat
Jul 26, 2004 · Replies 3 · Jul 27, 2004

Replies: 3

Pressure inside champagne bottle

akatsafa
Jul 20, 2004 · Replies 2 · Jul 27, 2004

Replies: 2

How Do the 36 Officers Problem and Finite Fields Relate?

marlon
Jul 25, 2004 · Replies 5 · Jul 27, 2004

Replies: 5

Why Is There a '2' in the Capacitor Force Equation?

AgPIper
Jul 19, 2004 · Replies 2 · Jul 27, 2004

Replies: 2

Decibel Scale and Noise Limits: Understanding Log Problems

maccaman
Jul 20, 2004 · Replies 2 · Jul 27, 2004

Replies: 2

Counting Theory and Addition Rule Confuses Me

sjaguar13
Jul 26, 2004 · Replies 2 · Jul 27, 2004

Replies: 2

The rate of change of pressure

sarahh
Jul 20, 2004 · Replies 2 · Jul 27, 2004

Replies: 2

How Does Conservation of Momentum Explain Pressure Changes in a Pipe System?

sarahh
Jul 20, 2004 · Replies 1 · Jul 27, 2004

Replies: 1

Calculating Apparent Weight of Stone: Specific Gravity 2.50

akatsafa
Jul 19, 2004 · Replies 2 · Jul 26, 2004

Replies: 2

Converging and Diverging Lens Problem: Finding the Focal Lengths"

supermenscher
Jul 19, 2004 · Replies 2 · Jul 26, 2004

Replies: 2

Thermal Question, I seem to be doing something wrong

Brianjw
Jul 19, 2004 · Replies 2 · Jul 26, 2004

Replies: 2

General physics: Someone please explain what a short circuit is

hoxlay
Jul 19, 2004 · Replies 2 · Jul 26, 2004

Replies: 2

Problems about magnetic/electric fields

leoflc
Jul 22, 2004 · Replies 10 · Jul 26, 2004

Replies: 10

Simple electromagnetism question

dajugganaut
Jul 24, 2004 · Replies 4 · Jul 26, 2004

Replies: 4

Year 11 Physics Help: Acceleration, Force & Time

alzig
Jul 21, 2004 · Replies 8 · Jul 26, 2004

Replies: 8

Force, work, and energy problems

Physicshelpneeded
Jul 20, 2004 · Replies 9 · Jul 26, 2004

Replies: 9

Calculate Momentum & Impulse for Mass 0.25kg, Speed 15m/s

Physicshelpneeded
Jul 17, 2004 · Replies 9 · Jul 26, 2004

Replies: 9

Passing pointers and arrays to a C function

Math Is Hard
Jul 24, 2004 · Replies 36 · Jul 26, 2004

2

Replies: 36

Porblem about dynamic applications of torque

wilmerena
Jul 19, 2004 · Replies 2 · Jul 26, 2004

Replies: 2

How high does a ball rise when released from the bottom of a pool?

cjwest0
Jul 25, 2004 · Replies 4 · Jul 26, 2004

Replies: 4

Help projectile particle motion (winnowing)

mark-ashleigh
Jul 24, 2004 · Replies 4 · Jul 26, 2004

Replies: 4

Potential V and electric field E for uniform charge density on sphere

emiliocavalcanti
Jul 25, 2004 · Replies 2 · Jul 26, 2004

Replies: 2

Calculating Boat's Movement: Rates of Change with Rope Pulling on Pier

HeyHow!
Jul 26, 2004 · Replies 7 · Jul 26, 2004

Replies: 7

How does the potential of the conductor decreases when it is charged

lakshmi
Jul 24, 2004 · Replies 2 · Jul 26, 2004

Replies: 2

Understanding Calculus in Physics: Solving for Varying Acceleration

daveed
Jul 23, 2004 · Replies 2 · Jul 26, 2004

Replies: 2

Final Momentum & Velocity of 3kg Object after 24N Impulse

princexcharles
Jul 19, 2004 · Replies 2 · Jul 25, 2004

Replies: 2

Why is it easier to balance a pool stick with your finger on the tapered end?

suffian
Jul 23, 2004 · Replies 7 · Jul 25, 2004

Replies: 7

Insert & Remove Functions for Doubly Linked List

abacus
Jul 19, 2004 · Replies 13 · Jul 25, 2004

Replies: 13

Electric Field at Point P on a Nonconducting Rod with Uniformly Spread Charge

istinkatphysics
Jul 18, 2004 · Replies 2 · Jul 25, 2004

Replies: 2

C programming: working with pointers

Math Is Hard
Jul 23, 2004 · Replies 41 · Jul 25, 2004

2

Replies: 41

How Should a Riverboat Navigate to Cross a River Efficiently Against a Current?

mikeyman2010
Jul 9, 2004 · Replies 23 · Jul 25, 2004

Replies: 23

Discrete Math - Counting Theory

sjaguar13
Jul 25, 2004 · Replies 3 · Jul 25, 2004

Replies: 3

How Do Transformations Affect Logarithmic Graphs?

maccaman
Jul 23, 2004 · Replies 5 · Jul 25, 2004

Replies: 5

Finding total resistance of circuits with cells in parallel

highschoolguy
Jul 23, 2004 · Replies 4 · Jul 24, 2004

Replies: 4

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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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