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.
What is the FTC saying about the derivative of the integral of a function?
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Solving Displacement of Prismatic Bar AD with Loads P1,P2,P3
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Help with Functions: Find the Area of a Norman Window
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Acceleration/deceleration problem
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How Many Subsets of a Set with Odd Elements Can Have Half or Fewer Elements?
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What Are the Correct Steps to Determine the Range of a Function?
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How Do You Calculate the Potential of a Simple Quadrupole Using Point Dipoles?
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Impulse and Momentum problem HELP
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Calculate the charge on the ball
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Induced EMF and Current in a Moving Plate Through a Solenoid
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Cell Membrane and Hollow Spheres
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How Do You Calculate Car Weight and Required Motor Force?
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How Does Side Length b Affect the Ambiguity of Angle B in Triangle ABC?
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Solve Simple Wave Problem: Find v_2
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Uncovering the Speed of a Leap: Salmon's 3.56m Jump
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Proving Suprema & Infima: Showing Sub B is an Upper Bound of A
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Calculating the Line Integral of a Vector Field Using Vector Calculus
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What Is the Original Concentration of the Solution?
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Work energy theorem problems cracking my heard
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Does my paragraph make any sense at all?
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Please hlep me with this ELECTRICAL FORCE QUESTION.
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Buoyancy and Archimedes' Principle
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Question about non-trivial equation
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Black Body Equations (more of a math prob)
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Spherical balloon with conductive coating
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How Does Temperature Affect the Speed of Sound in Air?
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Easy Tips for Describing Vectors | Learn How to Describe Vectors Accurately
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How Does Gravity on Zond 4 Compare to Earth?
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Two Physics problems Work and Electricity
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Finding the Zeros of a Polynomial Function
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What is the lifetime of a subatomic particle at rest?
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Basic Question About A Cart Hitting another Cart
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Finding the Magnitude and Direction of a Force Vector Using Trigonometry
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Can the Laplace-ian Problem be Simplified?
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How Do You Optimize Box Volume by Cutting Squares from a Sheet of Metal?
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Force Lines and Equipotential lines
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Increasing and Decreasing Functions
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Please read if you saw my thread I pasting together this new gravity
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How to Verify an Antiderivative for the Function f'(x) = 4x^2 - 3 + sin(x)?
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How fast is the shell moving when it hits the rocks?
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Calculating Chain Forces on a Swing: Midterm Problem Help
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Finding Final Volume - almost got it
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How Deep Could Tarzan Dive While Breathing Through a Reed?
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Solving River Current Speed: 67m Downstream, 100m Wide
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What Is the Equation of Motion for a Pivoted Rod on an Accelerating Car?
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Cargo Plane Drops Supplies to Dogsled Team in Antarctica
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What Happens to sin(1/x) as x Approaches Zero?
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Calculating Pressure on a Roof Due to a Sudden Change in Atmospheric Pressure
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Non-standard calculus (infinitesimals)
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An odd Volume problem/how to find the area of a part of a circle
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Atwood Machine simulation problem
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How Does Substitution Work in Solving Homogeneous Differential Equations?
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Partial Fractions - Deduce the Equation for given fractions
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Solving Gaussian Elimination Algorithm Problems (Matrices)
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Calculating Power Factor of RL-Capacitor Parallel Circuit
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Is Courant's Calculus Book Suitable for AP Calculus and Cost-Effective?
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Help with Vector Mechanics Question #71
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Projectile Maximum Height: True or False Explanation
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C++ printing and positioning with loops
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Electric potential energy and particle charge
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(Electric Charge and Electric Field)
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How Does Integrating Planck's Formula Relate to the Stefan-Boltzmann Law?
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Anyone here Uses MASTERINGPHYSICS.COM
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How Many People Can Stand Inside the Pentagon?
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Derivative of f(x)=1+2p(x-1)+(x-1)^2
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How Does the Kinetic Energy Theorem Apply to Bonny Blair's Skating Problem?
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Solving Snell's Law: Prism Refraction of 700nm Light
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How Long Must the First Arrival Wait in the Los Angeles to San Francisco Drive?
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What is the escape speed of a projectile fired from Earth's surface at 8.2 km/s?
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Solve Pendulum Problem: Find Position in 1.6 Sec
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Light Interference: Why Don't We See 2 Sources? 2 Reasons
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What is the optimal angle and range for a rocket racer?
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Equipotential Contours and Point Charge
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Projectile Motion(difficulty level-7)
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Is a Ball Tossed Straight Up in Equilibrium at its Brief Moment of Stop?
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Help w/ conservation of mech. energy
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Calculating the Unbalanced Force in a Pendulum System
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Electromagnatics Disperate Help
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How Are Group Velocity and Phase Velocity Related in Wave Packets?
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What Does 'Earth Radii' Mean in This Homework Problem?
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How Does Torricelli's Law Relate Water Height to Flow Rate in Physics Labs?
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How Do You Solve a Leslie Cube Assignment?
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How Does Planck's Law Simplify for High Frequencies?
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Is the integral of 2x + x + 1 equal to (1)(3) + \frac{1}{2}(1)(3) + 1?
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Solve Net Gravitational Force Problem: Earth-Moon Distance
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Exploring the Combinatorial Nature of Subsets in a Finite Set
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How can I accurately measure g using freefall and a simple formula?
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Maximizing Car Safety: The Impact of Sensors and Seatbelt Technology
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Please help me in starting this problem (Water thru a pipe)
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Understanding Electric Field Distribution in Various Charge Configurations
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Computing Integrals: From 3 to 11 - Prove You Are Right
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Fire Hydrants, pressure and velocity
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Friction and Force problem Help
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How Does Resonance Frequency Calculation Work in LC Circuits?
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Why Do Rubbed Materials Attract or Repel Each Other?
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How Fast Must the Enterprise Travel to Shorten 85 Light Years to 20?
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Why a timelike vector and a null vector cannot be orthogonal?
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What Is Julie's Average Speed to and from Grandmother's House?
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Physics average velocity problem
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What Is the Difference Between Mathematical and Physical Vector Spaces?
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