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.

Threads

Two spaceships travel away from the earth.

  • CarlB
  • · Replies 3 ·
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3

Is the Adjoint of an Operator the Same as the Original Operator?

  • Feynmanfan
  • · Replies 11 ·
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11

Physics Assignment Help: Finding the Best Boat Form for Optimal Speed!

  • Bafsemann
  • · Replies 5 ·
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5

Group Theory: Solving Problems with S_4

  • Oxymoron
  • · Replies 14 ·
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14

How Does Dielectric Susceptibility Affect Charge Force Calculation?

  • teastu
  • · Replies 5 ·
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5

How Far Apart Are McDonald's Signs on the Pacific Highway?

  • aricho
  • · Replies 3 ·
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3
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4

How Does Specific Heat Capacity Influence Energy Transfer Rates?

  • primarygun
  • · Replies 2 ·
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2

Could Someone Check This Answer?

  • kitz
  • · Replies 4 ·
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4

Well, it's not exactly homework, but did I do this integral right?

  • schattenjaeger
  • · Replies 13 ·
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13

Help with Problem: Dog on Flatboat - Distance from Shore

  • vroman
  • · Replies 2 ·
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2

How Do You Calculate the Required Power for a Heat Pump with Given Temperatures?

  • Physics_wiz
  • · Replies 10 ·
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10

Is the partial derivative for acceleration correctly solved?

  • niteshadw
  • · Replies 3 ·
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3

Implicit Partial Differentiation

  • jdstokes
  • · Replies 5 ·
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5

Optic water refraction question

  • herfox
  • · Replies 4 ·
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4

Net Force Questions: Answers to Help Solve Problems

  • kye6338
  • · Replies 2 ·
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2

How Does a Car Maintain Stability on a Banked Curve?

  • Swatch
  • · Replies 5 ·
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5
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13

Calculate Atomic Energy of a Girl (45.45 kg)

  • Vincent Vega
  • · Replies 5 ·
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5

Solving Series & Parallel Circuits: Calculating Voltage & Resistance

  • Shakerhood
  • · Replies 5 ·
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5
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2

Help Needed: Seeking Sixth Edition of CALCULUS Early Transcendentals

  • FrogPad
  • · Replies 8 ·
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8

Volume problem - Closest packing

  • Jchem
  • · Replies 4 ·
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4

Calculate Force on Smaller Cylinder in Hydraulic Pump w/ 500kg Mass

  • sinedine
  • · Replies 3 ·
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3

Solving a Hard Math Question: Volume of Concentrated Orange Juice

  • DB
  • · Replies 3 ·
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3

Calculating Rate of Change in Graphs: Is it Just Gradient?

  • flo123
  • · Replies 5 ·
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5

Calculate Average Acceleration for the Detonator Ride at Worlds of Fun

  • nissanfreak
  • · Replies 11 ·
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11

Gain of the system of amplifiers

  • Tino
  • · Replies 2 ·
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2

Find the volume of the solid which is bounded by the cylinders

  • Benny
  • · Replies 3 ·
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3

Fun elevator problem, find accel

  • bigman8424
  • · Replies 6 ·
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6
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2

If the charge on a capacitor doubles how does its capacitance change?

  • michaelw
  • · Replies 3 ·
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3

Calculate tension if acceleration given

  • bigman8424
  • · Replies 4 ·
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4
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2

How Does Doubling Volume and Increasing Temperature Affect Gas Pressure?

  • Shakerhood
  • · Replies 5 ·
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5
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5
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5

Calculating Normal Force on Block on Wedge

  • DDS
  • · Replies 5 ·
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5

Partial Pressures: Just a Few Questions

  • ~angel~
  • · Replies 6 ·
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6

How can activation energy affect the rate of a chemical reaction?

  • joejo
  • · Replies 7 ·
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7

Simple Harmonic Motion Oscillations

  • verd
  • · Replies 9 ·
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9

What Is the Height of the Fence Cleared by the Golf Ball?

  • sterlinghubbard
  • · Replies 5 ·
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5

Frequency Q: What's Max Amplitude Vibration Name?

  • flo123
  • · Replies 3 ·
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3

Help Robert with His Linear Algebra Problem

  • Bob19
  • · Replies 5 ·
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5

What's Wrong with My Conservation of Energy Calculation for a Skier?

  • vroman
  • · Replies 2 ·
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2

What is the formula for calculating gravitational field?

  • 404
  • · Replies 6 ·
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6

Finding the Weight and Center of Gravity of a Heavy Electric Motor

  • MAPgirl23
  • · Replies 2 ·
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2

Rollercoaster up to the top of a lift.

  • Frank_Horrigan
  • · Replies 2 ·
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2
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10

Separable equations (but more like integration questions)

  • Beez
  • · Replies 3 ·
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3
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3

Calculating Speed, Amplitude, and Distance in a Standing Wave

  • Ramses The Pharaoh
  • · Replies 2 ·
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2

Given max tension, find max upward acceleration

  • bigman8424
  • · Replies 3 ·
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3

Electric Potential,I ly please

  • saltrock
  • · Replies 7 ·
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7

Calculating Water Level Changes in a Partially-Filled Container

  • MAPgirl23
  • · Replies 9 ·
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9

Calculating Flow Speed & Pressure Difference in a Horizontal Pipe

  • MAPgirl23
  • · Replies 7 ·
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7

Centrifugal Force: Tension in String w/ Mass in Horizontal Circle

  • flo123
  • · Replies 2 ·
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2

How Do You Calculate the Work Function of Metal in Quantum Physics?

  • Charlie Brown
  • · Replies 2 ·
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2

Solving Composite Functions: Show INTEGRAL[Tof] = T(INTEGRAL[f])

  • jessawells
  • · Replies 2 ·
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2

Actual Depth and Apparent Depth

  • chibi_lenne
  • · Replies 19 ·
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19

How to Construct Specific Degree 3 Polynomials with Given Conditions?

  • Mathman23
  • · Replies 3 ·
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3

Solving D.E. with Variation of Parameters Technique

  • RadiationX
  • · Replies 4 ·
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4

Eigenvectors of a 3x3 Matrix A: Calculation and Verification

  • Mathman23
  • · Replies 4 ·
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4

Find three different right-angled triangles

  • aricho
  • · Replies 17 ·
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17

How to Derive Polynomials from Given Conditions?

  • Mathman23
  • · Replies 2 ·
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2

Quick Question regarding Atomic spectra

  • convict11
  • · Replies 2 ·
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2

What is the Limit of (1+3x)^(1/x) as x Approaches 0+?

  • jdstokes
  • · Replies 5 ·
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5

Calculating Ka of HCN: Ask for Help Here!

  • Aly
  • · Replies 2 ·
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2

Solving Simple Wave Problem: Math and Conversion

  • Ramses The Pharaoh
  • · Replies 18 ·
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18

Galvanometer Spring Weakness and Current Adjustment

  • Jodi
  • · Replies 3 ·
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3

Doppler effect: Moving source with reflection

  • jdstokes
  • · Replies 4 ·
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4

When Do Two Vertically Thrown Balls Meet?

  • shikagami
  • · Replies 2 ·
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2

Electric circuits problem (RL/C circuits)

  • ACLerok
  • · Replies 3 ·
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3

Seperating metals in a solution

  • J_o_S
  • · Replies 2 ·
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2

Newton's Second Law of Motion (problems)

  • love_joyously
  • · Replies 6 ·
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6

How Do You Solve This Complex Partial Fraction Integration?

  • bayan
  • · Replies 8 ·
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8

What is the final temperature of sphere B?

  • briandeblis
  • · Replies 2 ·
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2

High Melting and Boiling Points: A Characteristic of Petroleum?

  • faisal
  • · Replies 2 ·
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2

What is the trajectory of a ball thrown from a building?

  • Eiano
  • · Replies 5 ·
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5

Calculating magnitude and direction

  • niteshadw
  • · Replies 2 ·
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2
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2

Can You Help Me with This Integration Problem?

  • Yegor
  • · Replies 5 ·
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5

Confused about Maths Problems? Get Help and Hints Here!

  • Bin Qasim
  • · Replies 8 ·
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8

Differential equations - population model

  • DivGradCurl
  • · Replies 5 ·
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5

Are X & Y Equal in Matrix Equations?

  • Mathman23
  • · Replies 8 ·
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8
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4

Velocity-Time Curve for Balloon-Dropped Stones | A/L Math Help

  • campa
  • · Replies 2 ·
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2

Fusion related problem (help please, chem final is tomorrow)

  • mathzeroh
  • · Replies 6 ·
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6

Equilibrium Constant for Calcium Carbonate Reaction at 500 C

  • Hypercase
  • · Replies 4 ·
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4

How Do You Solve This Limit Problem Using Synthetic Division?

  • h_k331
  • · Replies 8 ·
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8

Equilibrium & Weightlessness: Mechanics Questions

  • briton
  • · Replies 3 ·
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3

Is Energy Truly Quantized in the Photoelectric Effect?

  • J_o_S
  • · Replies 3 ·
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3

How Can You Calculate Pi for a Physics Assignment?

  • Henrych
  • · Replies 2 ·
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2

Finding Accelerations in a Pulley System

  • Swatch
  • · Replies 8 ·
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8

Maths Urgent Help: Proving Velocity of Mass in a Cubic Log

  • campa
  • · Replies 1 ·
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1

How Do I Calculate Frequency with Planck's Equation?

  • middleearth77
  • · Replies 2 ·
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2

What Is the Net Charge of a Gold Nugget After Removing 1% of Its Electrons?

  • pwise2682
  • · Replies 2 ·
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2

Finding Constants for a Differential Equation

  • Orion1
  • · Replies 4 ·
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4

Finding the Center of a Central Conic: Ellipse and Hyperbola Formulas

  • mattmns
  • · Replies 11 ·
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11

Mechanical Energy of a Spacecraft

  • kitz
  • · Replies 4 ·
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4