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.
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Homework Help Guidelines for Students and Helpers
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Hey I posted in homework help but now it's gone
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Homework Help: Introductory Physics Formulary
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Electric field created by point charges
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Confusion about applying Faraday's law to a circuit
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Confusion about work done by a gas - Thermodynamics
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What's the energy stored in a parallel plate capacitor?
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Mass Pulley and torque -- Confusion in this Atwood machine problem
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Derive Gravitational Force and Field between two identical rods
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A particle slides down a non-fixed hemisphere
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Two spring-coupled masses in an electric field (one of the masses is charged)
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Circular argument? Justification of equipotential points
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Find the equivalent resistance of this circuit
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Drawing a decay scheme
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Determine the type of measurement by classification
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Rope tension problem: Mass hanging from a rope tied at an angle
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Potential in spherical shells
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Internal Resistance Affect the Balancing Length in a Potentiometer?
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Robot starts to overturn when reaching to pick up a load
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Distance rolled of sphere vs cylinder with same m, r, and v
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Determine energy required to stop rolling mass
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Required force for sphere start rolling
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Conservation of String Exercise
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Reflection and Transmission of String Waves
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Tension in a rope hanging between 2 trees
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How do I calculate the Tension in a rope going over a smooth pulley?
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262
Liquid rocket engine excercise
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Connecting a number of EMF sources in a circle to form a circuit
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264
Friction force on a ball falling through a body of water
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268
Conveyor Belt Lifting Boxes
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176
Gradient and Divergence in spherical coordinates
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Making a vehicle go straight on carpet
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A Braking System with Spikes for Cars
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Torque on a Circular Current Loop under a Misaligned Magnetic Field
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Rod with Current on Rails in Magnetic Field
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A problem in applying Kirchhoff's Voltage Law
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Body attached to a block by a spring, shaped like an inclined plane
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Ball revolving around a massive disc and a cube placed at centre
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A cylinder rotating on a plane with friction and then moving across a frictionless plane to a collision
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Finding the intermediate height of a ball in terms of its maximum height
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Time taken for a planet to collide with the Sun
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249
Why is there no current flow in the middle branch? (Circuits problem)
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Temperature dependence of resistance
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273
Find the density of surface charges at the boundary of two conductors with different resistivities
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6
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Trying to tie two runners of different speeds over a race
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Can Energy Conservation Solve the Angular Velocity Problem?
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How do we represent a triangle wave for input voltage in this circuit?
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254
Find V-I characteristic for this circuit with ideal diode
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261
Why is Radial Acceleration Ignored for a Rotating Board?
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Concept of different accelerations on rotations of rigid bodies
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Relativistic Decay and Separation Between Moving Nuclei A and B
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Looking for observed rotation periods of various Foucault pendulums at different latitudes
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353
Textbook 'The Physics of Waves': Varying Force Amplitude
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303
Expression for magnitude of the constant friction force
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Energy conservation equation to find equation for final velocity
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How Many Eggs to Turn a 40lb Flywheel in a Vacuum?
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Effect of rim width on a frisbee's stability and range
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Rocket + Connected Body Dynamics problem
2
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Quantum Mechanics Boundary conditions
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240
Uncertainty in particle position
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Reflection probability in Quantum Mechanics
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213
Why is the direction of kinetic/static friction up a ramp?
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Heated gas pushing a mercury column out of a cylinder
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Temperature of two subsystems at equilibrium
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Doppler Effect Question: Flying Bat Echolocating a Mosquito
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Final momentum of box with reflective interior hit by ideal laser
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Explain why applying different forces to objects of different masses result in different accelerations
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Incandescent Bulb - suitable approximation for voltage-current curve
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Diophantine equations and physics
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Underground cables faulty point detected
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Motion of an electron inside the cavity of a charged sphere
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How to solve this driven RLC circuit?
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Electrostatics and current problem with 3 metallic balls
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How to set up this problem with driven torsional oscillator?
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Find the mass of odium for both solid and liquid state
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Find the final temperature of the combined honorite and odium?
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Difference between maximizing amplitude by choosing omega_0 given omega_d versus choosing omega_d given omega_0.
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Mechanisms Involved When Charging a Battery
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Find final temp of 2 substances once they have reached equilibrium
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What is the meaning of the intercept of a particular solution to damped oscillator?
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Magnetic Field of an infinite current-carrying wire at a point
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To what extent does this system behave as a pendulum?
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Force on a block placed on a rotating disc, calculated in different reference frames
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How does a simple circuit work?
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Why is current constant through a resistor?
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Did I Misuse the Parallel Axis Theorem for Polar Moment of Inertia?
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Why is the current in a conductor equal to zero when not connected to a circuit?
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Why does electric potential energy increase if you move against the field?
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Determining angular velocity of weight attached to a cord and cylinder
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Electromagnetic force on a positively charged particle
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Why would this be accelerating positively?
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Calculating the Relative COG of Two Masses
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Pistons placed on top of communicating vessels
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How would I find data on the Luminosity of Cepheid variables?
2
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Is Linear Momentum Conserved in This Case? (sliding box hits a floor tile)
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Ray optics: velocity of image reflected off a moving mirror
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5
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Analyzing torque of an automobile engine
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Confusion over acceleration of gravity as positive/negative
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10
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415
A cylinder has two sides containing gas and water separately
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4
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Finding the angular velocity of a pendulum
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Number of bright fringes given by diffraction grating on a screen
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How Many Lines Per Millimeter Does the Diffraction Grating Have?
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What’s gone wrong with my derivation of the Lorentz Factor?
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Intro Physics Homework Help

Introductory Physics Homework Help is a service that assists students in their assignments related to the fundamental principles of physics at the introductory level.

This support involves elucidating key concepts such as mechanics, electromagnetism, thermodynamics, and optics. Tutors or resources providing introductory physics homework help aim to aid students in problem-solving, understanding theoretical foundations, and applying mathematical techniques.

By offering explanations, examples, and guidance on physics problems, this service helps students grasp the basic principles of the subject, fostering a solid foundation for more advanced physics studies.

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