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.
Electrical conductivity has an effect while charging by conduction?
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Find capacitive reactance from Inductive reactance
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Work and energy of electromagnetic wave with intensity I
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What are Lambda and Z Parameters in Ultrasound B-mode Imaging?
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The behaviour of an uncharged dielectric particle in a capacitor
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Change in internal energy of particle colliding with piston
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Charge density on the surface of a conductor
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How did they get that the vorticity = 2##\omega##?
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How Does Quantum Uncertainty Define the Position of a Positron?
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Can the number 1 be squared infinitely many times?
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Block of mass M attached to rope of mass m
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How Do You Derive Electron Energy in Physics Equations?
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Three Points at Vertices of Equilateral Triangle
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Trigonometric problem: Sin7x= Sin24 * 6.4
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Adjusting the Power Factor of an RLC circuit
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Golf Ball Projectile Motion Problem -- Solved
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Calculating x Position of a Moving Object
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Block on an accelerating wedge (part c only)
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Oscillating Spring Block System inside elevator
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Solving a Meteorite Problem: What Equations Should I Use?
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The necessary inclined force to rotate an object around an axis
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RL Circuit Initial Current Simplification
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Academic First Law Of Thermodynamics Problem
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Check My Solution for Second Problem (w,q)
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Solving Cylinder+Bead System Problem | Hello.
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Can Multiple Reflections Be Eliminated Using A-Mode Imaging in Ultrasound?
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Energy momentum tensor - off diagonal terms
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Momentum Collision Homework Problem -- help please
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Two slit interference: new intensity after doubling width
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Find the inductance of an inductor in a circuit
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Understanding Back EMF in Electric Motors
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Calculating acceleration of gravity and inertia of irregular lamina
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Magnetic field generated by an infinitely long current-carrying wire
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How to express ωₙ in terms of only mass (m) and stiffness (k)?
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Energy recovered from a regenerative braking system
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Solving for x in Circular Current Equation
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Understanding Torque in a Magnetic Field with Loop
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Wine Glass Resonance Frequency
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Resistive force exerted on a sphere (air resistance)
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I am a little confused by the quoted text is worth mentioning.
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Relationship between accelerations of blocks 1 and 2
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The acceleration of protons using a changing magnetic field
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How Can You Solve a Differential Equation Involving Exponential Drag Force?
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Covariant derivative in coordinate basis
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A curved wire rotating in and out of a magnetic field
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EMF generated in a blood cell by an oscillating magnetic field
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Ratio of partial pressures of gas
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Calculating a large toroid's magnetic field
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Force to apply to a loop moving away from a current-carrying wire
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Potential vector of a oscilating dipole:
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Mass Tipping a Plank: Independent & Dependent Variables + Data
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Calculating the point where potential V = 0 (due to 2 charges)
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Help solving for average force please
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Calculate the circumference/diameter in this relativistic problem
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Find magnetic field at center of rotating sphere
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Significant digits rule when determining radius from diameter
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An olympic long jumper question
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Discovering the Benefits of Yoga
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Drop height of a magnet vs. induced EMF in a solenoid
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Work done by gas expanding into a cylinder+piston system
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How Do Normal Modes of Oscillation Relate to Forces on Masses?
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Solving Equation to Analyze Steady State Current
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Which Star Does the Moon Occult on December 23-24, 2015?
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Find magnetic dipole moment of coiled wire
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Conservation of Energy in Trampoline Bounce
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Gymnastics max torque on the High Bar
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Finding equilibrium temperature when there are phase changes
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2 Cords affixed at different points are wrapped on a disc
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Potential difference metallic sphere
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Finding tension as a function of distance from the center of rotation
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Path on Cone Fig.1: Angle ACP is 90°?
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How can we model a rolling truck on an incline using rotational motion analysis?
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Understanding Part (b) of a Charge Distribution Problem
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Finding the velocity at the top of a loop
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What is the Relationship Between Force and Spring Constant?
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Potential difference of an electric circuit
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Normal modes: Spring and pendulum
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Heat Engine: Maximizing Work Output
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Horizontal impulse on a ball at rest on a plane (with friction)
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Calculating the Time-Average Intensity of 3 Slits
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Help Needed for Solving Electrical Circuit Problem
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Calculating the Electric field for a ring
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Photon Arrival Rate, Chapter 1.5 from Computer Graphics by Folly
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Flux of constant magnetic field through lateral surface of cylinder
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Rectangular Box with two non zero potential faces
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Finding speed of a falling brick using distance and the acceleration of gravity
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Uncharged conductor inside an insulating shell
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Voltage Drop in Parallel Receptacle Wiring
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Heavy mass vs light mass in circular motion
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A Stone connected to chain is thrown vertically
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From circular orbit to elliptical orbit
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Linking moments with friction force for a sliding block
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Escape velocity and tangential impulse
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Accelerating wedge with a block at rest on it
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Momentum - Impulse collision to find initial speeds and directions
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Escape velocity of solar system
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Resistor value given capacitance and EMF with a resistance R after 3ms
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Launching a Projectile with Air Resistance
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Probability/entropy of spontaneous event
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What are the key considerations for designing an Inductrack highway system?
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