Introductory Physics Homework Help Forum

Post thread
Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
  • Sticky
Homework Help Guidelines for Students and Helpers
Replies
2
Views
65K
  • Sticky
Hey I posted in homework help but now it's gone
Replies
1
Views
27K
  • Sticky
Homework Help: Introductory Physics Formulary
Replies
6
Views
138K
Thermal exchange between warm object and ideal gas
Replies
2
Views
61
Confused about kinematic equations
Replies
3
Views
29
Energy of springs connected in series and parallel
Replies
5
Views
52
Thermodynamics: Two gases in a container
Replies
1
Views
39
Show that the radius of the exoplanet is about 1/2 of Earth’s radius
Replies
2
Views
113
Total Energy vs Average Energy (Thermo)
Replies
11
Views
160
Electric flux from line charge through plane strip
Replies
8
Views
6K
Investigation into electric guitar pickups
Replies
4
Views
2K
Electric field created by point charges
Replies
6
Views
93
Confusion about applying Faraday's law to a circuit
Replies
3
Views
300
Confusion about work done by a gas - Thermodynamics
Replies
14
Views
331
What's the energy stored in a parallel plate capacitor?
Replies
14
Views
190
Mass Pulley and torque -- Confusion in this Atwood machine problem
Replies
11
Views
154
Derive Gravitational Force and Field between two identical rods
Replies
1
Views
95
A particle slides down a non-fixed hemisphere
Replies
3
Views
122
Two spring-coupled masses in an electric field (one of the masses is charged)
Replies
1
Views
109
Circular argument? Justification of equipotential points
Replies
1
Views
86
Find the equivalent resistance of this circuit
Replies
31
Views
2K
Drawing a decay scheme
Replies
1
Views
109
Determine the type of measurement by classification
Replies
2
Views
108
Rope tension problem: Mass hanging from a rope tied at an angle
Replies
21
Views
237
Potential in spherical shells
Replies
2
Views
158
Internal Resistance Affect the Balancing Length in a Potentiometer?
Replies
12
Views
202
Robot starts to overturn when reaching to pick up a load
Replies
2
Views
164
Distance rolled of sphere vs cylinder with same m, r, and v
Replies
5
Views
140
Determine energy required to stop rolling mass
Replies
10
Views
131
Required force for sphere start rolling
Replies
2
Views
112
Conservation of String Exercise
Replies
5
Views
215
Reflection and Transmission of String Waves
Replies
8
Views
178
Tension in a rope hanging between 2 trees
Replies
24
Views
439
How do I calculate the Tension in a rope going over a smooth pulley?
Replies
19
Views
280
Liquid rocket engine excercise
Replies
1
Views
455
Connecting a number of EMF sources in a circle to form a circuit
Replies
9
Views
277
Friction force on a ball falling through a body of water
Replies
9
Views
298
Conveyor Belt Lifting Boxes
Replies
6
Views
193
Gradient and Divergence in spherical coordinates
Replies
3
Views
1K
Making a vehicle go straight on carpet
Replies
8
Views
189
A Braking System with Spikes for Cars
Replies
4
Views
206
Torque on a Circular Current Loop under a Misaligned Magnetic Field
Replies
1
Views
210
Rod with Current on Rails in Magnetic Field
Replies
12
Views
326
A problem in applying Kirchhoff's Voltage Law
Replies
1
Views
193
Body attached to a block by a spring, shaped like an inclined plane
Replies
1
Views
202
Ball revolving around a massive disc and a cube placed at centre
Replies
1
Views
275
A cylinder rotating on a plane with friction and then moving across a frictionless plane to a collision
Replies
1
Views
250
Finding the intermediate height of a ball in terms of its maximum height
Replies
3
Views
246
Time taken for a planet to collide with the Sun
Replies
10
Views
265
Why is there no current flow in the middle branch? (Circuits problem)
Replies
8
Views
312
Temperature dependence of resistance
Replies
6
Views
286
Find the density of surface charges at the boundary of two conductors with different resistivities
Replies
6
Views
289
Trying to tie two runners of different speeds over a race
Replies
30
Views
507
Can Energy Conservation Solve the Angular Velocity Problem?
Replies
6
Views
275
How do we represent a triangle wave for input voltage in this circuit?
Replies
3
Views
272
Find V-I characteristic for this circuit with ideal diode
Replies
1
Views
286
Why is Radial Acceleration Ignored for a Rotating Board?
Replies
9
Views
358
Concept of different accelerations on rotations of rigid bodies
Replies
10
Views
393
Relativistic Decay and Separation Between Moving Nuclei A and B
Replies
1
Views
282
Looking for observed rotation periods of various Foucault pendulums at different latitudes
Replies
6
Views
369
Textbook 'The Physics of Waves': Varying Force Amplitude
Replies
3
Views
318
Expression for magnitude of the constant friction force
Replies
7
Views
339
Energy conservation equation to find equation for final velocity
Replies
4
Views
376
How Many Eggs to Turn a 40lb Flywheel in a Vacuum?
Replies
10
Views
468
Effect of rim width on a frisbee's stability and range
Replies
8
Views
304
Rocket + Connected Body Dynamics problem
2
Replies
47
Views
847
Quantum Mechanics Boundary conditions
Replies
3
Views
255
Uncertainty in particle position
Replies
3
Views
233
Reflection probability in Quantum Mechanics
Replies
2
Views
226
Why is the direction of kinetic/static friction up a ramp?
Replies
7
Views
327
Heated gas pushing a mercury column out of a cylinder
Replies
10
Views
368
Temperature of two subsystems at equilibrium
Replies
7
Views
332
Doppler Effect Question: Flying Bat Echolocating a Mosquito
Replies
12
Views
504
Final momentum of box with reflective interior hit by ideal laser
Replies
4
Views
393
Explain why applying different forces to objects of different masses result in different accelerations
Replies
9
Views
562
Incandescent Bulb - suitable approximation for voltage-current curve
Replies
2
Views
326
Diophantine equations and physics
Replies
1
Views
516
Underground cables faulty point detected
Replies
24
Views
456
Motion of an electron inside the cavity of a charged sphere
Replies
5
Views
321
How to solve this driven RLC circuit?
Replies
13
Views
501
Electrostatics and current problem with 3 metallic balls
Replies
29
Views
537
How to set up this problem with driven torsional oscillator?
Replies
5
Views
285
Find the mass of odium for both solid and liquid state
Replies
9
Views
405
Find the final temperature of the combined honorite and odium?
Replies
5
Views
370
Difference between maximizing amplitude by choosing omega_0 given omega_d versus choosing omega_d given omega_0.
Replies
4
Views
433
Mechanisms Involved When Charging a Battery
Replies
10
Views
516
Find final temp of 2 substances once they have reached equilibrium
Replies
6
Views
355
What is the meaning of the intercept of a particular solution to damped oscillator?
Replies
7
Views
425
Magnetic Field of an infinite current-carrying wire at a point
Replies
5
Views
459
To what extent does this system behave as a pendulum?
Replies
1
Views
322
Force on a block placed on a rotating disc, calculated in different reference frames
Replies
25
Views
730
How does a simple circuit work?
Replies
12
Views
447
Why is current constant through a resistor?
Replies
11
Views
445
Did I Misuse the Parallel Axis Theorem for Polar Moment of Inertia?
Replies
2
Views
358
Why is the current in a conductor equal to zero when not connected to a circuit?
Replies
13
Views
459
Why does electric potential energy increase if you move against the field?
Replies
6
Views
335
Determining angular velocity of weight attached to a cord and cylinder
Replies
23
Views
588
Electromagnetic force on a positively charged particle
Replies
3
Views
334
Why would this be accelerating positively?
Replies
6
Views
388
Calculating the Relative COG of Two Masses
Replies
20
Views
563
Pistons placed on top of communicating vessels
Replies
20
Views
493
How would I find data on the Luminosity of Cepheid variables?
2
Replies
39
Views
1K
Is Linear Momentum Conserved in This Case? (sliding box hits a floor tile)
Replies
2
Views
360

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.

Hot Threads

Recent Insights

Back
Top