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.
Calculating Shear Force for a Linearly Increasing Load on a Rod
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Electromagnetism qs need someone to check my work
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Extremely Difficult Circuit Problem involving a potentiometer
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Vertical Spring Oscillation Frequency
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Calculating Projectile Motion for a Catapult with Limited Data
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Calculating the Angle of an Electron Passing Between Charged Plates
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A-Level physics past papers and answers online ?
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Is 2 or 128 the Answer? Unraveling the Mystery
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Double Slit Experiment - Measurement Problem
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Question about electrostatic equilibrium?
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Batteries: voltages when in series, parallel, and combination?
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Vector Calculation: Find Angle & Magnitude Resultant Vector
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Convert Magnetic Field [MMaxwells*N] to Gauss
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Solving Power of Projectile with Air Resistance
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Calculating Charges Using Coulomb's Law and Slope Analysis
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Learning EKG Graphs: Understand Cardiac Cycles in 1st, 2nd & 3rd Periods
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What is the maximum water speed from a compressed watergun?
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What's wrong with this Spring Energy question?
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Calculating the Rate of Nuclear Fission with 1000 kW Power and 200 MeV Energy
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Finding Surface area of a Parametric Curve
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Calculating Force and Area Ratios for Piston Homework | 464lb Weight Support
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Interesting dimensional analysis question posed about time perception
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Acceleration of a metal rod in an electric circuit
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How Does a Canister's Speed Change Along a Frictionless Incline?
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How Do You Calculate the Mass of an Isotope?
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Induced magnetic flux through a coil
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Basic Lenz's Law question, loop near current carrying wire
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How Many Interference Maxima Appear Within the Central Diffraction Peak?
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Thin Film Interference Patterns
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Calcuating the resistance of a circuit.
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500 ohm resister fed from 120 VP-Pac source
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Help with applying Kirchhoff's Law to a circuit
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Calculating Moment of Inertia for a System of Small Blocks on a Clamped Rod
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Electric Field and Energy Storage of 9V Battery Across Parallel Plates
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What is the current equation and approach for problem-solving?
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Charge and Voltage ProblemDon't know where to start
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Understanding the Star Winding in 6-12 Volt Generators
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How Does the Biot-Savart Law Apply to Forces Between Wire Segments in a Loop?
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Equivalence of two sine arguments
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Angular acceleration of a computer disk drive
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Magnetic field at origin because of 3 wires
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Probabilities Inside Cubic 3D Infinite Well
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Max Distance Calculated for Spring Mass System of K=450N/m, m=2.2kg
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What Does the Rayleigh Criterion Reveal About Star Colors and Lens Diameter?
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Basic one dimensional kinematics problem, need conceptual help
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How Do You Calculate the Center of Mass for a Composite Shape?
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Vertical intercept of an Acceleration Force Graph
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How Does Special Relativity Affect Exam Time and Signal Transmission?
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Grade 11 musical instrument project
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What Determines the Number of Real Roots in a Quadratic Equation?
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Compound Microscope Homework: Angular Magnification & Object Distance
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Why Are Most Pieces of Iron Not Magnetic?
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Graphical Methods Homework: Ranking Paths and Windows
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Why do large particles scatter more light than smaller particles?
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How Does Doubling Time Affect Specific Heat Capacity in Thermal Physics?
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Theoretical problem (no calculations) with electric field from moving charge
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Heat dissipated from electric field
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Work done by force (Vector notation)
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Magnetic Field and vectors from Two Wires
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Moving electrons and magnetic fields
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Electric Field of Non-Conducting Sheets.
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Switching from parallel to series and keeping restistance the same.
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Water going down a waterfall, where is it warmer?
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How Much Does a Basketball Player Displace the Rim When Dunking?
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Great, thank you for the feedback!
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Finding Velocity at impact of a projectile motion with an angle
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What is the minimum speed needed for a cannonball to orbit the Earth?
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How much heat flows through a brick wall with different thermal conductivities?
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Apparent forces in circular motion
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Who wins the relativistic space race?
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How to make a water rocket fly high?
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Electric Potential Homework: Find V at P & R, What if x,y>>a?
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Study of the spring lunching system of pinball
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How Do You Calculate the Speed of Repelling Charged Objects?
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Calculating Frequency Difference of a Rotating Siren - How Fast Must It Spin?
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Question dealing with the conservation of mechanical energy.
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Calculate Energy and Velocity of Thrown Objects: Beach Ball and Fastball
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Where Is the Center of Mass in a Club Axe?
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Emission Spectral Lines & the Rydberg Formula
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What is the final speed of the bicyclist rolling downhill?
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Index of Refraction, Snell's Law, and Brewster's Angle
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How Does Young's Modulus Affect the Elongation of Composite Rods?
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Kinetic Energy Plot: Find Speed & Turning Point
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Friend pulls the spring without you looking
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Making Amplitude of Oscillation the Same
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Why is there no initial momentum in the y direction when two objects collide?
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Solving quadratic equations using formula
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Lorentz transformation, special relativity problem
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Master and Output Pistons in Car Breaking System: Calculating Force and Movement
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Calculate Mass Flow Rate of Blood in Aorta
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Free Electron passing over Potential Well
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What Is the Age of Rock Using Potassium-Argon Dating?
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Outward force of molasses on a cylinder
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How Does Moving a Wire in a Constant Magnetic Field Affect Induced Current?
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Energy calculation with no time given
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Help Solving Rotational Motion Homework Questions
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Faraday disc, rate of change of the kinetic energy.
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Solve Ohm's Law Problem: Homework Equations & Solutions
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Calculating Forces and Power on a Block on an Inclined Plane
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Dynamics and thermodynamic problem
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