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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Show that the radius of the exoplanet is about 1/2 of Earth’s radius
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Energy of spring connected in series and parallel
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Total Energy vs Average Energy (Thermo)
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Electric flux from line charge through plane strip
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Investigation into electric guitar pickups
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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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291
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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144
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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103
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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21
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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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106
Conservation of String Exercise
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210
Reflection and Transmission of String Waves
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172
Tension in a rope hanging between 2 trees
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24
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How do I calculate the Tension in a rope going over a smooth pulley?
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275
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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271
Friction force on a ball falling through a body of water
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286
Conveyor Belt Lifting Boxes
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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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12
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318
A problem in applying Kirchhoff's Voltage Law
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186
Body attached to a block by a spring, shaped like an inclined plane
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196
Ball revolving around a massive disc and a cube placed at centre
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1
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270
A cylinder rotating on a plane with friction and then moving across a frictionless plane to a collision
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245
Finding the intermediate height of a ball in terms of its maximum height
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3
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240
Time taken for a planet to collide with the Sun
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261
Why is there no current flow in the middle branch? (Circuits problem)
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307
Temperature dependence of resistance
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281
Find the density of surface charges at the boundary of two conductors with different resistivities
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6
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284
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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269
How do we represent a triangle wave for input voltage in this circuit?
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Find V-I characteristic for this circuit with ideal diode
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277
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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6
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362
Textbook 'The Physics of Waves': Varying Force Amplitude
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310
Expression for magnitude of the constant friction force
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335
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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464
Effect of rim width on a frisbee's stability and range
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Rocket + Connected Body Dynamics problem
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Quantum Mechanics Boundary conditions
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Uncertainty in particle position
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Reflection probability in Quantum Mechanics
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221
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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363
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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317
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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280
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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366
Difference between maximizing amplitude by choosing omega_0 given omega_d versus choosing omega_d given omega_0.
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4
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Mechanisms Involved When Charging a Battery
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509
Find final temp of 2 substances once they have reached equilibrium
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351
What is the meaning of the intercept of a particular solution to damped oscillator?
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421
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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317
Force on a block placed on a rotating disc, calculated in different reference frames
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25
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How does a simple circuit work?
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441
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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454
Why does electric potential energy increase if you move against the field?
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330
Determining angular velocity of weight attached to a cord and cylinder
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23
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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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20
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Pistons placed on top of communicating vessels
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20
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How would I find data on the Luminosity of Cepheid variables?
2
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39
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Is Linear Momentum Conserved in This Case? (sliding box hits a floor tile)
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2
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356
Ray optics: velocity of image reflected off a moving mirror
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5
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383
Analyzing torque of an automobile engine
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6
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489
Confusion over acceleration of gravity as positive/negative
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426

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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