Introductory Physics Homework Help Forum

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Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
Acceleration. linear motion. i'm stuck
  • Run Haridan
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Circular motion: Finding tension and theta
  • swede5670
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11
Solve Maximum Number of Fringes Observed from Laser Beam on Grating
  • noobie!
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4
What Is the Oscillation Amplitude at Various Points on a Vibrating String?
  • NivekOh
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Calculating Average Power for a 1500kg Car Going from 0 to 90km/h in 5s
  • bob24
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4
Calculating Work and Power: Solving a Tractor Pull Problem
  • bob24
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2
2008 Fnet=ma Exam: Bullet and Bob
  • compwiz3000
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6
How do you calculate the speed of a bullet using a ballistic spring system?
  • 1831
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Kinetic Energy - Force done by friction
  • RichardCory
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Calculating Energies in Box Potential
  • Messy
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1
Solving Explosion Problem: Calculate Kinetic Energy of Horizontal Piece
  • Cind20
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3
Relating Work Function and Wavelength
  • ri0t
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4
Expression for induced ε from reducing Loop
  • quietriot1006
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5
Strategies for Solving Uniform Motion Problems
  • Amano
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2
Calculating Rollercoaster Speed and Spring Constant
  • fergust
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7
How many square centimeters is a square meter?
  • Haibara Ai
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5
People in history who determined how to use and calculate energy?
  • Corinne13
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2
How Do You Apply Calculus to Determine Force in Physics?
  • glennpagano44
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2
Simple Harmonic motion of vertical spring.
  • Kizaru
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3
How Is the Average Force Calculated When a Pile Driver Hits a Beam?
  • -EquinoX-
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5
Joules required to accelerate 1kg of mass
  • ally1h
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1
How Does Rotation in a Spinning Space Station Affect Astronauts?
  • ahrog
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1
Isothermal Expansion - Work and Heat
  • kristibella
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11
How to Calculate Flow Rate with Given Parameters?
  • Sevy35
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2
Resolving Questions - Elements of Electromagnetics Sadiku Chapter 4
  • feras
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3
How can I expand my extended essay subject?
  • nrslmz
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5
Can a planet exist with such small radius and high acceleration rate?
  • alpha372
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19
How Is Momentum Conserved in a Golf Ball and Clubhead Collision?
  • davedave
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2
Length Contraction: What Does it Mean for Mass?
  • ally1h
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1
Roller coaster at bottom of dip weight increases 50%?
  • BC2210
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4
Mass of a particle at speed of light
  • ally1h
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2
How Do You Calculate Rider Speed and Safety on a Centrifuge Carnival Ride?
  • ahrog
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1
How Do Electrons Impact Screen Pressure in Televisions?
  • moeraeleizhaj
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1
Vertical velocity of a soccer ball
  • ahrog
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5
Rigid body/ force applied on a wheel
  • fluidistic
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1
Problem on distance, time and velocity when acceleration is the only given.
  • technowar
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1
Kinematic Equations: Position & Velocity at t=2.40s
  • Throwback24
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8
Rotational Dynamics of a light cup
  • asura
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1
Solving the Work Needed to Move a Bowling Ball via Conservation of Momentum
  • reallybanana
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2
Magnetic Force on Moving Charges
  • AcidicVision
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1
Electric Potential (Conceptual question)
  • Fizickstudent
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1
At what angle θ will the cylinder of height h and radius r will tumble?
  • Lebkuchen22
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Find max mass regarding circular motion and tension
  • freepancakes
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5
Free Body Diagram for a Baseball Hit by a Bat
  • fishguts
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6
Relative velocity and conservation of momentum
  • Maiia
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11
What is the magnitude and direction of impulse in a ball-bat collision?
  • harvellt
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7
Pressure at the center of a planet
  • Psycopathak
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2
Semi circular prism and light rays
  • hallowon
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1
Calculate Work Done by Horse on Level Snowy Surface
  • Shaunzio
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2
Circular Motion - Finding Tension
  • swede5670
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2
Very difficult Hockey stick puck problem. Please help
  • madman143
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5
Buoyancy of Spheres: max mass added without sinking
  • BennyQuixote
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1
What is the minimum height for the track to make the ball go around the loop?
  • needhlpcalc
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5
Trouble with mechanical physics
  • fixixisfunmf
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Quick question: speed of sound in seawater
  • mikefitz
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What is the net force on the car?
  • pillanoid
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Astronaut's Maximum Distance from Shuttle Due to Line Breakage
  • Maiia
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What Is the Average Force Exerted by the Bat on the Baseball?
  • -EquinoX-
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Equipartition Theorem and Microscopic Motion question
  • doggieslover
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Speed of water from a sprinkley
  • cashmoney805
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Does a vertical mass-spring system adhere to the law of conservation of energy?
  • ahmhum
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Calculating Induced Current in a Rectangular Loop
  • shannon
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Mechanical Energy in a parachute
  • grizzlyjoker
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3
Centrifugal Force and Angular Velocity
  • lylos
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Energy conversions - wind up radio
  • dukg08
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8
Why does water defy appear to defy gravity when evaporating?
  • azzkika
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3
How Do You Calculate Intersection Points of Two Graphs?
  • sam1390
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1
How to Calculate Axle Diameter for Efficient Cement Lifting?
  • cantgetno
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9
How Does Doubling the Radius of a String Affect Its Wave Speed?
  • aa1515
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What is the center of mass of a cone?
  • Nightrider519
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Aircraft Direction to Fly North: Solve Airplane Problem
  • Throwback24
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3
Does doubling the frequency of a wave source double the speed of the waves?
  • DarylMBCP
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11
Wind Resistance and/or Wind Accumulative Value
  • Nighthawk1
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1
Universal Gravitation Equation and Graphing Calculator
  • Farcry25
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1
Is My Solution Correct for Solving Temperature in This Equation?
  • livblue23
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Direct substitution in the analysis of periodic motion
  • gsmith12
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3
What force does the scale display in Newtons?
  • dreamgirl
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3
Finding the Amplitude of a spring (Simple Harmonic Motion)
  • Maxx573
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Volume of ice immersed in water to that in kerosene oil
  • iitjee10
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Solving Rotational Problem: Conserving Momentum, Energy & Mass
  • iitjee10
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How Far Will Springs Compress Under Load?
  • Mebmt
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2 bullets fired at the same time - find kinetic energies
  • nn3568
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4
What is the Mass and Density of the Asteroid Ida and its Satellite?
  • Nightrider519
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Hydraulic lift inquiry big problem
  • mrjoe2
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Physics 11 question - its probs rly easy
  • roxxyroxx
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Does this physics homework problem make sense?
  • livblue23
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2
Question regarding the Biot-Savart Law and a Circular Loop
  • TFM
  • · Replies 23 ·
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College physics by serway is it any good?
  • skjhlkj
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Calc based physics 1 homework help
  • Nightrider519
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Monochromatic Light Through Two Microscope Slides
  • MightyMan11
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How can the time variable be isolated in the equation D=VoT+1/2AT^2?
  • rigory
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Roller coaster car energy problem
  • nns91
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Does the internal energy of the combined system change when ice melts?
  • JoshMG
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6
How to draw 0.5 amp of current from a 10Ah battery
  • dave226
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Momentum and Elastic Collisions
  • Bamshakalaka
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6
How Does Impulse Affect Particle Velocity?
  • DollarBill
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Help me to figure out how this equation is derived
  • physiker99
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Doppler Effect with heart motion
  • rpcarroll
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Solve Thermodynamics: 7.67 kg Lead & 764 g Water Boiling Pt
  • al86
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Curved Path: Is it Possible Without a Force? | Reference Frame Dependence
  • ritwik06
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