Introductory Physics Homework Help Forum

Not sure how to get started on on prob

cowgiljl
Dec 13, 2003 · Replies 4 · Dec 14, 2003

Replies: 4

Law of Conservation of Energy of a skier

tongtong
Dec 6, 2003 · Replies 2 · Dec 14, 2003

Replies: 2

Four charged particles at the corners of a square

mustang
Dec 13, 2003 · Replies 7 · Dec 13, 2003

Replies: 7

Trying To help My Daughter With A Physics ?

Forgo
Dec 13, 2003 · Replies 2 · Dec 13, 2003

Replies: 2

How to Calculate and Measure Electrical Forces: Point Charges Problem 22

mustang
Dec 13, 2003 · Replies 2 · Dec 13, 2003

Replies: 2

How Is Kinetic Energy Distributed in a Rolling Sphere?

Hindi
Dec 13, 2003 · Replies 7 · Dec 13, 2003

Replies: 7

Calculate the entropy of this system in equilibrium

microcist
Dec 6, 2003 · Replies 2 · Dec 13, 2003

Replies: 2

Calculate Speed at Top of Roller Coaster 2nd Hill (5.5m)

cowgiljl
Dec 13, 2003 · Replies 3 · Dec 13, 2003

Replies: 3

How Do I Find the 4th Roots of a Complex Number?

StarkyDee
Dec 13, 2003 · Replies 8 · Dec 13, 2003

Replies: 8

Pendulum investigation with a stop

exequor
Dec 6, 2003 · Replies 2 · Dec 13, 2003

Replies: 2

Scatch space mod prob. is need a formula and answer check

cowgiljl
Dec 13, 2003 · Replies 3 · Dec 13, 2003

Replies: 3

Calculating Power of Waterfall: PE, Work, & Electricity

cowgiljl
Dec 13, 2003 · Replies 2 · Dec 13, 2003

Replies: 2

Solving 5 Quick Homework Problems

physicszman
Dec 10, 2003 · Replies 6 · Dec 13, 2003

Replies: 6

Is This Physical Science Instructor Teaching Accurate Information?

nautica
Dec 12, 2003 · Replies 2 · Dec 13, 2003

Replies: 2

Vector Problem A: F1 & F2 Calculations

cowgiljl
Dec 5, 2003 · Replies 2 · Dec 13, 2003

Replies: 2

Electric Force Calculation Using Coulomb's Law | Problem 3, 9

mustang
Dec 11, 2003 · Replies 7 · Dec 13, 2003

Replies: 7

College Physics I Formulas for Final Exam | Monday Review

nautica
Dec 6, 2003 · Replies 2 · Dec 13, 2003

Replies: 2

Calculate Speed and Time to Revolve Around the Moon

cowgiljl
Dec 12, 2003 · Replies 2 · Dec 13, 2003

Replies: 2

Conservation of Momentum in a Billiard Ball Collision

bard
Dec 11, 2003 · Replies 11 · Dec 12, 2003

Replies: 11

Work Done on 5.8kg Particle in 4.4 seconds

pringless
Dec 5, 2003 · Replies 2 · Dec 12, 2003

Replies: 2

Is This Calculation of Post-Collision Speed Correct?

bard
Dec 12, 2003 · Replies 6 · Dec 12, 2003

Replies: 6

How Does the Elevator's Velocity Affect a Dropped Ball's Motion?

Skyblitz
Dec 12, 2003 · Replies 2 · Dec 12, 2003

Replies: 2

Electromagnetic power radiation

gnome
Dec 12, 2003 · Replies 2 · Dec 12, 2003

Replies: 2

Electromagnetic waves in a vacuum

scariari
Dec 10, 2003 · Replies 4 · Dec 12, 2003

Replies: 4

RL Circuit with Two Loops: Solving for Current and Switch Equation

discoverer02
Dec 12, 2003 · Replies 5 · Dec 12, 2003

Replies: 5

Man this problem makes no sense (intensities)

purduegrad
Dec 12, 2003 · Replies 4 · Dec 12, 2003

Replies: 4

What Happens When Photons Interact with Hydrogen Atoms?

jezse
Dec 12, 2003 · Replies 3 · Dec 12, 2003

Replies: 3

One more Universal Gravitation

Antepolleo
Dec 11, 2003 · Replies 4 · Dec 12, 2003

Replies: 4

Calculating Work Needed to Stop a 1000kg Car at 100km/h

dzem68
Dec 11, 2003 · Replies 2 · Dec 12, 2003

Replies: 2

What is the area between the curve y=\sqrt{1-x} and the coordinate axes?

tandoorichicken
Dec 11, 2003 · Replies 8 · Dec 12, 2003

Replies: 8

How Do You Calculate the Coefficient of Restitution from a Collision Example?

SuperGeek
Dec 4, 2003 · Replies 2 · Dec 12, 2003

Replies: 2

Determining Speed at Points A, B, and C

roy5995
Dec 10, 2003 · Replies 6 · Dec 12, 2003

Replies: 6

Solving Integrals with Semicircles: Proving $\frac{1}{2}\pi a^2$

tandoorichicken
Dec 11, 2003 · Replies 2 · Dec 12, 2003

Replies: 2

Solving h(x)=-h(-x): Integral from -a to a

tandoorichicken
Dec 11, 2003 · Replies 6 · Dec 12, 2003

Replies: 6

How Do You Structure a Paraboloid as a Smooth Manifold?

franznietzsche
Dec 4, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

Universal Gravitation and X-ray pulses

Antepolleo
Dec 11, 2003 · Replies 4 · Dec 11, 2003

Replies: 4

Help with Astronomy 101 Questions: Orbit Radius & Angular Diameter

msyvette
Dec 4, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

What force will be needed to start the sled moving?

badboyben03
Dec 11, 2003 · Replies 8 · Dec 11, 2003

Replies: 8

Calculating Volume of Weather Balloon to Lift 4220kg Package

Corky
Dec 11, 2003 · Replies 3 · Dec 11, 2003

Replies: 3

Does Calculating Block Speed Involve Integration?

pringless
Dec 4, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

Calculating Work for a 300kg Object on an Incline

dzem68
Dec 11, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

Solve 57kg Sled Weight w/ Friction Coefficients

badboyben03
Dec 11, 2003 · Replies 6 · Dec 11, 2003

Replies: 6

Circular Motion and coefficient of static friction

kbrowne29
Dec 4, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

How Do Phase Differences and Velocity Relate in Wave Propagation?

timtng
Dec 4, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

What Formulas Should I Use for These Challenging Physics Problems?

stumillardkm
Dec 4, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

What impulse is needed to change the speed of a 16 kg object

Dil
Dec 10, 2003 · Replies 5 · Dec 11, 2003

Replies: 5

Standing Wave Problem, What is the mass of the string?

timtng
Dec 4, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

How Fast Does Sound Travel Compared to Lightning?

timtng
Dec 4, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

Sound intensity and ocean microphone

Corky
Dec 10, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

Find H for Cue Ball Strike to Not Slide: Billiards Problem

zekester
Dec 9, 2003 · Replies 18 · Dec 11, 2003

Replies: 18

Snell's law of refraction problem

rockind78
Dec 4, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

Solving an Intricate Integral: \int 6t(1-2t^2)^{-1/2} dt

tandoorichicken
Dec 10, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

Rate of Heat Loss: Newton's Law & Factors

franz32
Dec 6, 2003 · Replies 7 · Dec 11, 2003

Replies: 7

Unwinding a string around a spool, what is the angular acceleration?

mustang
Dec 3, 2003 · Replies 2 · Dec 11, 2003

Replies: 2

Solving Electromagnetics Problems: Tips and Hints

Wxpunk
Dec 9, 2003 · Replies 5 · Dec 11, 2003

Replies: 5

Calculating Speed of 2kg Block After Falling 2.5m

zekester
Dec 10, 2003 · Replies 8 · Dec 11, 2003

Replies: 8

Calculating Work & Forces: A Toboggan Problem Solved in 2 Hours

tongtong
Dec 3, 2003 · Replies 2 · Dec 10, 2003

Replies: 2

Help with Force: Find Formula to Solve Problem

badboyben03
Dec 3, 2003 · Replies 2 · Dec 10, 2003

Replies: 2

Give Feedback on Jeremiah Hendricks' Quantum Physics Research

JHendricks
Dec 10, 2003 · Replies 3 · Dec 10, 2003

Replies: 3

Understanding the Relationship between Amplitude and Intensity in Sound Waves

PhysChelle
Dec 3, 2003 · Replies 2 · Dec 10, 2003

Replies: 2

Proving Triangle Congruence: Angle ABC & ABD

hecate
Dec 10, 2003 · Replies 6 · Dec 10, 2003

Replies: 6

How Does Conservation of Momentum Determine the Movement of Explosion Fragments?

mindhater
Dec 3, 2003 · Replies 2 · Dec 10, 2003

Replies: 2

Fridge on truckutter frustration

Rockdog
Dec 3, 2003 · Replies 2 · Dec 10, 2003

Replies: 2

Electric Field at Point C: A to B & B to C

marshall4
Dec 2, 2003 · Replies 11 · Dec 10, 2003

Replies: 11

Solving the \int x\sqrt[3]{x-1}\,dx Integration Problem

tandoorichicken
Dec 9, 2003 · Replies 6 · Dec 10, 2003

Replies: 6

Solving the Bowling Ball Problem: Find Final Speed

zekester
Dec 9, 2003 · Replies 11 · Dec 10, 2003

Replies: 11

One more question(hopefully) before exam

moooocow
Dec 10, 2003 · Replies 8 · Dec 10, 2003

Replies: 8

How Can You Prove This Hyperbolic Function Identity?

bard
Dec 2, 2003 · Replies 2 · Dec 10, 2003

Replies: 2

Solving Fourier Integral for Random Variable Sum

capitano_nemo
Dec 3, 2003 · Replies 2 · Dec 10, 2003

Replies: 2

Question on adiabatic expansion

tristan_fc
Dec 8, 2003 · Replies 8 · Dec 10, 2003

Replies: 8

Photo electric effect relate to determining the charge of an electron?

Kristine
Dec 8, 2003 · Replies 4 · Dec 10, 2003

Replies: 4

Understanding Boyle's Law and Its Impact on Experiments and Cooking Techniques

franz32
Dec 6, 2003 · Replies 8 · Dec 10, 2003

Replies: 8

Understanding of rotational motion

acoult
Dec 2, 2003 · Replies 1 · Dec 9, 2003

Replies: 1

Does the Function Delta Have Infinite Order in Rigid Motions?

wubie
Dec 2, 2003 · Replies 1 · Dec 9, 2003

Replies: 1

Geometry and Discrete Mathematics (Matrix)

Cyto
Dec 2, 2003 · Replies 2 · Dec 9, 2003

Replies: 2

What is Newton's Third Law of Motion?

badboyben03
Dec 8, 2003 · Replies 3 · Dec 9, 2003

Replies: 3

Do Bowling Balls and Cue Balls Roll at the Same Speed Down an Incline?

formulajoe
Dec 9, 2003 · Replies 3 · Dec 9, 2003

Replies: 3

Center of mass particle problem

pringless
Dec 9, 2003 · Replies 5 · Dec 9, 2003

Replies: 5

How Is Work Calculated for a Falling Raindrop?

pringless
Dec 2, 2003 · Replies 2 · Dec 9, 2003

Replies: 2

Spring Help-Please: Period, Frequency, Amplitude, Acceleration & Energy

bard
Dec 8, 2003 · Replies 5 · Dec 9, 2003

Replies: 5

Solving the Bowling Ball Problem: Find the Final Speed

zekester
Dec 9, 2003 · Replies 2 · Dec 9, 2003

Replies: 2

How Do You Solve These Challenging Physics Problems?

maddmachine
Dec 8, 2003 · Replies 3 · Dec 9, 2003

Replies: 3

Space Travel & Gravity: Solving 3 Simple Questions

suzy
Dec 7, 2003 · Replies 9 · Dec 9, 2003

Replies: 9

Surviving Finals Week: My Experience with Physics and Organic Chem

nautica
Dec 9, 2003 · Replies 2 · Dec 9, 2003

Replies: 2

Calculating Resistance in a Cylindrical Aluminum Block

eee
Dec 8, 2003 · Replies 9 · Dec 9, 2003

Replies: 9

What do those envelopes mean next to the thread subject?

Security
Nov 30, 2003 · Replies 2 · Dec 9, 2003

Replies: 2

Integrate sec^2x tan^4x: Tan^5(x)/5

bard
Dec 8, 2003 · Replies 2 · Dec 9, 2003

Replies: 2

Calculating Torque on a Diving Board: Help and Solutions

Drakon25th
Dec 7, 2003 · Replies 2 · Dec 8, 2003

Replies: 2

Frequency, Period, Displacement of Springs: Solving Problems

bard
Dec 8, 2003 · Replies 10 · Dec 8, 2003

Replies: 10

Find the acceleration of the elevator.

badboyben03
Dec 8, 2003 · Replies 3 · Dec 8, 2003

Replies: 3

Solving a Square Root Differential Equation with Positive x and y Values

tandoorichicken
Dec 8, 2003 · Replies 1 · Dec 8, 2003

Replies: 1

What Did Millikan Discover About the Electron's Charge?

marshall4
Dec 6, 2003 · Replies 3 · Dec 8, 2003

Replies: 3

Calculate the Lift Force of a 4655-kg Helicopter

badboyben03
Dec 8, 2003 · Replies 13 · Dec 8, 2003

Replies: 13

Kinetic Energy: Calculating Fuel Use of a Truck

sk8rlindz
Dec 3, 2003 · Replies 13 · Dec 8, 2003

Replies: 13

Calculating Induced EMF in a Moving Square Loop

discoverer02
Dec 8, 2003 · Replies 4 · Dec 8, 2003

Replies: 4

How Do You Calculate Relative Velocity and Meeting Points for Two Cyclists?

mcintyre_ie
Dec 6, 2003 · Replies 6 · Dec 8, 2003

Replies: 6

What is the acceleration of a particle orbiting around a nucleus?

Sariaht
Dec 8, 2003 · Replies 5 · Dec 8, 2003

Replies: 5

Understanding Faraday's Law of Induction

discoverer02
Dec 7, 2003 · Replies 4 · Dec 8, 2003

Replies: 4

Calculate the magnitude of this torque

BillyCheung
Dec 8, 2003 · Replies 2 · Dec 8, 2003

Replies: 2

Average velocity of an electron orbiting around the nucleus?

Sariaht
Dec 5, 2003 · Replies 2 · Dec 8, 2003

Replies: 2

Introductory Physics Homework Help Forum

Show only:

A very simple moments question

Expansion or compression -- which is more energy efficient?

U-shaped length of chain falling when one end is released

What force causes precession?

Simple kinematics problem — falling from a geostationary satellite

Insights Revisiting the Velocity-Time Function

Insights Remote Operated Gate Control System

Insights AI Enriched Problem Solving

Insights Thinking Outside The Box Versus Knowing What’s In The Box

Insights Why Entangled Photon-Polarization Qubits Violate Bell’s Inequality

Insights Quantum Entanglement is a Kinematic Fact, not a Dynamical Effect

Graduate Using the Homotopy Analysis method in QG and BSM for solving nasty DEs

Klaxon - Live Earthquake and Global Events Map

Interpreting FEXT NEXT crosstalk pattern into pcb trace geometry

Insights Revisiting the Velocity-Time Function