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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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Help with Physics Problem: Finding Distance d for Ball to Strike Peg

Nov 26, 2005 · Replies 10 · Nov 29, 2005

Replies: 10

Views: 3K

Simple Harmonic Motion acceleration problem

Nov 28, 2005 · Replies 4 · Nov 29, 2005

Replies: 4

Views: 7K

Find the coefficient of kinetic friction between the crate and the surface

Nov 28, 2005 · Replies 4 · Nov 29, 2005

Replies: 4

Views: 2K

Question about some physics, moving obstacles.

Nov 29, 2005 · Replies 1 · Nov 29, 2005

Replies: 1

Views: 2K

Physics Help: Calculating Speed for a Sled Collision Test Tomorrow

Nov 29, 2005 · Replies 4 · Nov 29, 2005

Replies: 4

Views: 2K

Will a Rolling Ball on a Level Surface Ever Stop?

Nov 28, 2005 · Replies 5 · Nov 29, 2005

Replies: 5

Views: 8K

Spring, Amplitude and Acceleration

Nov 28, 2005 · Replies 20 · Nov 29, 2005

Replies: 20

Views: 10K

Electric potential and electric potential energy question

Nov 28, 2005 · Replies 1 · Nov 29, 2005

Replies: 1

Views: 7K

Car Crash Scenario Math: Is 114285 Pa Too High?

Nov 28, 2005 · Replies 3 · Nov 29, 2005

Replies: 3

Views: 6K

Negative Angular Velocity: Is It a Change in Direction?

Nov 29, 2005 · Replies 3 · Nov 29, 2005

Replies: 3

Views: 2K

Check my work on torque and angular velocity

Nov 19, 2005 · Replies 16 · Nov 29, 2005

Replies: 16

Views: 5K

Volume expansion problem wheres initial volume?

Nov 28, 2005 · Replies 2 · Nov 29, 2005

Replies: 2

Views: 9K

Solve F for 400N Post on 36.9° Rope

Nov 29, 2005 · Replies 1 · Nov 29, 2005

Replies: 1

Views: 7K

Solve Force Colliding: 58N & 18N, 2.7kg & 8.4kg

Nov 28, 2005 · Replies 2 · Nov 28, 2005

Replies: 2

Views: 2K

Torque and center of mass question

Nov 28, 2005 · Replies 4 · Nov 28, 2005

Replies: 4

Views: 3K

How Do You Calculate Motorcycle Speed Using the Doppler Effect?

Nov 28, 2005 · Replies 1 · Nov 28, 2005

Replies: 1

Views: 5K

What Calculations Determine the Dynamics of a Ball in Vertical Circular Motion?

Nov 28, 2005 · Replies 1 · Nov 28, 2005

Replies: 1

Views: 2K

How can I use this applet to find the wavelength of a sound wave?

Nov 28, 2005 · Replies 1 · Nov 28, 2005

Replies: 1

Views: 2K

Probability distribution of the momentum value p

Nov 27, 2005 · Replies 2 · Nov 28, 2005

Replies: 2

Views: 3K

Can anyone help my start this problem?

Nov 28, 2005 · Replies 4 · Nov 28, 2005

Replies: 4

Views: 11K

A Difficult Mechanics Problem (Work-Energy?)

Nov 24, 2005 · Replies 5 · Nov 28, 2005

Replies: 5

Views: 3K

Who Hits the Ground First? - Gravity Explained

Nov 28, 2005 · Replies 2 · Nov 28, 2005

Replies: 2

Views: 2K

Angular Velocity Calculation for a Ballistic Cylinder with a Fired Bullet

Nov 27, 2005 · Replies 4 · Nov 28, 2005

Replies: 4

Views: 4K

Why Is My Wavelength Calculation Incorrect?

Nov 28, 2005 · Replies 1 · Nov 28, 2005

Replies: 1

Views: 2K

Quick question about Equilibrium w/ Stress

Nov 28, 2005 · Replies 2 · Nov 28, 2005

Replies: 2

Views: 10K

Why did I get the wrong answer?

Nov 27, 2005 · Replies 2 · Nov 28, 2005

Replies: 2

Views: 2K

Wave Changing Air Pressure (should be easy, help please)

Nov 27, 2005 · Replies 2 · Nov 28, 2005

Replies: 2

Views: 6K

What is the Angular Momentum After a Totally Inelastic Collision?

Nov 21, 2005 · Replies 9 · Nov 28, 2005

Replies: 9

Views: 7K

Solve Spring Equilibrium Problem: (a) & (b) w/ Friction

Nov 27, 2005 · Replies 4 · Nov 28, 2005

Replies: 4

Views: 7K

Wave Equation: U is Amplitude Vector?

Nov 22, 2005 · Replies 13 · Nov 28, 2005

Replies: 13

Views: 3K

Can an Object Move in a Circular Path Without Being Accelerated?

Nov 28, 2005 · Replies 1 · Nov 28, 2005

Replies: 1

Views: 2K

Conservation of angular momentum on a frictionless table

Nov 17, 2005 · Replies 17 · Nov 28, 2005

Replies: 17

Views: 4K

Question on Diffraction and interference.

Nov 26, 2005 · Replies 1 · Nov 28, 2005

Replies: 1

Views: 2K

Calculating Car Velocity and Pendulum Forces in a Turn: A Scientific Approach

Nov 27, 2005 · Replies 6 · Nov 28, 2005

Replies: 6

Views: 3K

Wires Magnetic field question

Nov 27, 2005 · Replies 2 · Nov 28, 2005

Replies: 2

Views: 2K

Specific Heat of aluminum Problem

Nov 16, 2005 · Replies 5 · Nov 27, 2005

Replies: 5

Views: 11K

Question about satellite orbit

Nov 27, 2005 · Replies 1 · Nov 27, 2005

Replies: 1

Views: 2K

Double Slit Problem: Solve for D2-D1 with 500nm Wavelength

Nov 27, 2005 · Replies 1 · Nov 27, 2005

Replies: 1

Views: 3K

Work problem of person pushing box

Nov 18, 2005 · Replies 17 · Nov 27, 2005

Replies: 17

Views: 3K

How can I use math to calculate the distance of a trebuchet-launched projectile?

Nov 27, 2005 · Replies 2 · Nov 27, 2005

Replies: 2

Views: 3K

Is Ffr=ma=m(v^2/r) Correct for Given Values?

Nov 27, 2005 · Replies 9 · Nov 27, 2005

Replies: 9

Views: 3K

How to Calculate Force of Water in Rotating Pail | Physics Problem

Nov 27, 2005 · Replies 11 · Nov 27, 2005

Replies: 11

Views: 4K

Fluid Dynamics - Please check my answers

Nov 26, 2005 · Replies 10 · Nov 27, 2005

Replies: 10

Views: 3K

How Does Wind Affect the Forces on a Hanging Spider?

Nov 27, 2005 · Replies 8 · Nov 27, 2005

Replies: 8

Views: 3K

What Are Some Interesting Grade 11 Physics Article Topics?

Nov 27, 2005 · Replies 3 · Nov 27, 2005

Replies: 3

Views: 4K

Unraveling the Mystery of Clockwise and Counterclockwise

Nov 27, 2005 · Replies 3 · Nov 27, 2005

Replies: 3

Views: 12K

What is the Amplitude of a Mass-Spring System?

Nov 27, 2005 · Replies 2 · Nov 27, 2005

Replies: 2

Views: 10K

What is the emf induced in the looop?

Nov 26, 2005 · Replies 3 · Nov 27, 2005

Replies: 3

Views: 4K

How Do You Calculate the Force of a Falling Book on the Floor?

Nov 27, 2005 · Replies 6 · Nov 27, 2005

Replies: 6

Views: 2K

What is the relationship between mass and velocity in orbits?

Nov 27, 2005 · Replies 2 · Nov 27, 2005

Replies: 2

Views: 2K

Racing car centripetal force problem

Nov 27, 2005 · Replies 2 · Nov 27, 2005

Replies: 2

Views: 2K

Examining the Evidence: Were the Moon Landings Real or Fake?

Nov 27, 2005 · Replies 11 · Nov 27, 2005

Replies: 11

Views: 6K

Solving Relativity and Decay Problems

Nov 27, 2005 · Replies 3 · Nov 27, 2005

Replies: 3

Views: 3K

How High Could an Athlete Jump on Mars Compared to Earth?

Nov 27, 2005 · Replies 1 · Nov 27, 2005

Replies: 1

Views: 4K

Understanding Elastic and Head-On Collisions: What's the Difference?

Nov 27, 2005 · Replies 2 · Nov 27, 2005

Replies: 2

Views: 2K

How Does Doppler Effect Influence Perceived Sound Frequency?

Nov 27, 2005 · Replies 1 · Nov 27, 2005

Replies: 1

Views: 2K

The classically forbidden region

Nov 26, 2005 · Replies 3 · Nov 27, 2005

Replies: 3

Views: 21K

Why does water evaporate even below its boiling point?

Nov 27, 2005 · Replies 1 · Nov 27, 2005

Replies: 1

Views: 3K

How Does Romeo's Climb Reveal the Coefficient of Static Friction?

Nov 26, 2005 · Replies 2 · Nov 27, 2005

Replies: 2

Views: 7K

4 hard (long) problems- problem set.

Nov 26, 2005 · Replies 4 · Nov 27, 2005

Replies: 4

Views: 3K

Solving Rotational Dynamics: 4.0 Nm Torque, 4.0 kg Cylinder, 2.0 s

Nov 26, 2005 · Replies 4 · Nov 27, 2005

Replies: 4

Views: 2K

Question regarding Conservation of Energy

Nov 26, 2005 · Replies 5 · Nov 26, 2005

Replies: 5

Views: 4K

Calculating Max Emf from Electric Generator Coil

Nov 24, 2005 · Replies 10 · Nov 26, 2005

Replies: 10

Views: 8K

Gravitational Force: Calculations & Examples

Nov 25, 2005 · Replies 2 · Nov 26, 2005

Replies: 2

Views: 2K

Calculating Centripetal Force: 40.0kg Child on 9.0m Ferris Wheel

Nov 26, 2005 · Replies 1 · Nov 26, 2005

Replies: 1

Views: 3K

Help to Understand Torque Equation for Ladder

Nov 26, 2005 · Replies 3 · Nov 26, 2005

Replies: 3

Views: 2K

Simple Pendulum: Explaining Why Time is Proportional to Route Length

Nov 23, 2005 · Replies 6 · Nov 26, 2005

Replies: 6

Views: 3K

Centripetal Force and maximum speed

Nov 24, 2005 · Replies 6 · Nov 26, 2005

Replies: 6

Views: 3K

Finding current problem, where did i mess up?

Nov 25, 2005 · Replies 2 · Nov 26, 2005

Replies: 2

Views: 9K

How Does Physics Explain a Ball Shot from a Spring into a Ballast?

Nov 26, 2005 · Replies 1 · Nov 26, 2005

Replies: 1

Views: 3K

Angular Velocity of Two Attached Disks with Different Masses

Nov 26, 2005 · Replies 3 · Nov 26, 2005

Replies: 3

Views: 3K

Solving Wave Motion Problems: Find Amplitude & Velocity

Nov 25, 2005 · Replies 3 · Nov 25, 2005

Replies: 3

Views: 4K

How Does a Star's Rotation Period Change If Its Diameter Shrinks?

Nov 24, 2005 · Replies 6 · Nov 25, 2005

Replies: 6

Views: 4K

How Do You Calculate Speed and Time of a Falling Object with No Air Resistance?

Nov 25, 2005 · Replies 3 · Nov 25, 2005

Replies: 3

Views: 3K

Why does a duck appear split in half when viewed at an angle through water?

Nov 25, 2005 · Replies 2 · Nov 25, 2005

Replies: 2

Views: 3K

Speed of Reflected Light on a Rotating Plane Mirror

Nov 25, 2005 · Replies 2 · Nov 25, 2005

Replies: 2

Views: 3K

Solving Angular Motion Problem Without Angular Momentum

Nov 24, 2005 · Replies 5 · Nov 25, 2005

Replies: 5

Views: 2K

Physics 101 Problems: Solve for Curved Exit Ramp, Satellite Orbit & Speed

Nov 20, 2005 · Replies 2 · Nov 25, 2005

Replies: 2

Views: 8K

A difficult mechanic problem with spring

Nov 25, 2005 · Replies 2 · Nov 25, 2005

Replies: 2

Views: 3K

Find Sound Power of Motor Car - 0.354 W

Nov 25, 2005 · Replies 2 · Nov 25, 2005

Replies: 2

Views: 3K

Interpreting Phasor and Sinor Diagrammes in Modulation: A Visual Guide

Nov 24, 2005 · Replies 5 · Nov 25, 2005

Replies: 5

Views: 5K

Understanding the Lens Equation: Fish & Pattern Location

Nov 25, 2005 · Replies 3 · Nov 25, 2005

Replies: 3

Views: 2K

How Is the Spring Constant Calculated for a Bungee Jump?

Nov 23, 2005 · Replies 3 · Nov 25, 2005

Replies: 3

Views: 7K

Discrete modes of vibration for sonometers

Nov 25, 2005 · Replies 3 · Nov 25, 2005

Replies: 3

Views: 2K

Is this answer possible?harmonic oscillator

Nov 23, 2005 · Replies 2 · Nov 25, 2005

Replies: 2

Views: 2K

Gravitation deep hole physics problem

Nov 25, 2005 · Replies 5 · Nov 25, 2005

Replies: 5

Views: 3K

Solving Apparent Paradox: Collision of Two Bodies

Nov 25, 2005 · Replies 1 · Nov 25, 2005

Replies: 1

Views: 2K

Centrifugal Vertical Tangential Inertia?

Nov 22, 2005 · Replies 4 · Nov 25, 2005

Replies: 4

Views: 3K

Calculating Impulse & Force of a Baseball-Bat Collision

Nov 24, 2005 · Replies 9 · Nov 25, 2005

Replies: 9

Views: 43K

Calculating Force of a Falling Book: Mass, Velocity, and Impact Time"

Nov 24, 2005 · Replies 2 · Nov 24, 2005

Replies: 2

Views: 2K

Simple pendulum problem - confirmation

Nov 24, 2005 · Replies 1 · Nov 24, 2005

Replies: 1

Views: 3K

Satellite Motion: Calculate Speed & Time to Orbit Earth

Nov 24, 2005 · Replies 5 · Nov 24, 2005

Replies: 5

Views: 7K

How can I find the tension in a pendulum cord at a specific angle?

Nov 24, 2005 · Replies 11 · Nov 24, 2005

Replies: 11

Views: 4K

Determine Resistance in Circuit: R2 || (R1 + R3)

Nov 24, 2005 · Replies 22 · Nov 24, 2005

Replies: 22

Views: 6K

ANS: Forces and Angular Motion at the North Pole and Equator

Nov 23, 2005 · Replies 4 · Nov 24, 2005

Replies: 4

Views: 2K

Centripetal Force: Calculating Tension in Conical Pendulum

Nov 24, 2005 · Replies 2 · Nov 24, 2005

Replies: 2

Views: 2K

Elastic collision - finding ratio between m2 and m1, v2 and v1

Nov 23, 2005 · Replies 4 · Nov 24, 2005

Replies: 4

Views: 12K

Comparing Work: Lifting vs. Pushing a Box

Nov 23, 2005 · Replies 2 · Nov 24, 2005

Replies: 2

Views: 4K

Velocity after slingshot at Jupiter

Nov 23, 2005 · Replies 1 · Nov 24, 2005

Replies: 1

Views: 5K

How Long to Discharge a Capacitor in a Disconnected Circuit?

Nov 23, 2005 · Replies 5 · Nov 24, 2005

Replies: 5

Views: 4K

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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