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
Total Energy vs Average Energy (Thermo)
Replies
4
Views
72
Investigation into electric guitar pickups
Replies
4
Views
2K
Electric field created by point charges
Replies
6
Views
69
Confusion about applying Faraday's law to a circuit
Replies
3
Views
285
Confusion about work done by a gas - Thermodynamics
Replies
14
Views
309
What's the energy stored in a parallel plate capacitor?
Replies
14
Views
174
Mass Pulley and torque -- Confusion in this Atwood machine problem
Replies
11
Views
137
Derive Gravitational Force and Field between two identical rods
Replies
1
Views
81
A particle slides down a non-fixed hemisphere
Replies
3
Views
106
Two spring-coupled masses in an electric field (one of the masses is charged)
Replies
1
Views
95
Circular argument? Justification of equipotential points
Replies
1
Views
75
Find the equivalent resistance of this circuit
Replies
31
Views
2K
Drawing a decay scheme
Replies
1
Views
99
Determine the type of measurement by classification
Replies
2
Views
99
Rope tension problem: Mass hanging from a rope tied at an angle
Replies
21
Views
224
Potential in spherical shells
Replies
2
Views
144
Internal Resistance Affect the Balancing Length in a Potentiometer?
Replies
12
Views
193
Robot starts to overturn when reaching to pick up a load
Replies
2
Views
155
Distance rolled of sphere vs cylinder with same m, r, and v
Replies
5
Views
132
Determine energy required to stop rolling mass
Replies
10
Views
120
Required force for sphere start rolling
Replies
2
Views
103
Conservation of String Exercise
Replies
5
Views
207
Reflection and Transmission of String Waves
Replies
8
Views
169
Tension in a rope hanging between 2 trees
Replies
24
Views
427
How do I calculate the Tension in a rope going over a smooth pulley?
Replies
19
Views
268
Liquid rocket engine excercise
Replies
1
Views
447
Connecting a number of EMF sources in a circle to form a circuit
Replies
9
Views
268
Friction force on a ball falling through a body of water
Replies
9
Views
279
Conveyor Belt Lifting Boxes
Replies
6
Views
183
Gradient and Divergence in spherical coordinates
Replies
3
Views
1K
Making a vehicle go straight on carpet
Replies
8
Views
178
A Braking System with Spikes for Cars
Replies
4
Views
194
Torque on a Circular Current Loop under a Misaligned Magnetic Field
Replies
1
Views
196
Rod with Current on Rails in Magnetic Field
Replies
12
Views
312
A problem in applying Kirchhoff's Voltage Law
Replies
1
Views
181
Body attached to a block by a spring, shaped like an inclined plane
Replies
1
Views
192
Ball revolving around a massive disc and a cube placed at centre
Replies
1
Views
265
A cylinder rotating on a plane with friction and then moving across a frictionless plane to a collision
Replies
1
Views
242
Finding the intermediate height of a ball in terms of its maximum height
Replies
3
Views
236
Time taken for a planet to collide with the Sun
Replies
10
Views
256
Why is there no current flow in the middle branch? (Circuits problem)
Replies
8
Views
300
Temperature dependence of resistance
Replies
6
Views
278
Find the density of surface charges at the boundary of two conductors with different resistivities
Replies
6
Views
280
Trying to tie two runners of different speeds over a race
Replies
30
Views
497
Can Energy Conservation Solve the Angular Velocity Problem?
Replies
6
Views
265
How do we represent a triangle wave for input voltage in this circuit?
Replies
3
Views
262
Find V-I characteristic for this circuit with ideal diode
Replies
1
Views
270
Why is Radial Acceleration Ignored for a Rotating Board?
Replies
9
Views
349
Concept of different accelerations on rotations of rigid bodies
Replies
10
Views
382
Relativistic Decay and Separation Between Moving Nuclei A and B
Replies
1
Views
272
Looking for observed rotation periods of various Foucault pendulums at different latitudes
Replies
6
Views
359
Textbook 'The Physics of Waves': Varying Force Amplitude
Replies
3
Views
307
Expression for magnitude of the constant friction force
Replies
7
Views
332
Energy conservation equation to find equation for final velocity
Replies
4
Views
368
How Many Eggs to Turn a 40lb Flywheel in a Vacuum?
Replies
10
Views
461
Effect of rim width on a frisbee's stability and range
Replies
8
Views
295
Rocket + Connected Body Dynamics problem
2
Replies
47
Views
828
Quantum Mechanics Boundary conditions
Replies
3
Views
246
Uncertainty in particle position
Replies
3
Views
223
Reflection probability in Quantum Mechanics
Replies
2
Views
218
Why is the direction of kinetic/static friction up a ramp?
Replies
7
Views
316
Heated gas pushing a mercury column out of a cylinder
Replies
10
Views
359
Temperature of two subsystems at equilibrium
Replies
7
Views
324
Doppler Effect Question: Flying Bat Echolocating a Mosquito
Replies
12
Views
494
Final momentum of box with reflective interior hit by ideal laser
Replies
4
Views
376
Explain why applying different forces to objects of different masses result in different accelerations
Replies
9
Views
554
Incandescent Bulb - suitable approximation for voltage-current curve
Replies
2
Views
316
Diophantine equations and physics
Replies
1
Views
508
Underground cables faulty point detected
Replies
24
Views
444
Motion of an electron inside the cavity of a charged sphere
Replies
5
Views
313
How to solve this driven RLC circuit?
Replies
13
Views
485
Electrostatics and current problem with 3 metallic balls
Replies
29
Views
527
How to set up this problem with driven torsional oscillator?
Replies
5
Views
276
Find the mass of odium for both solid and liquid state
Replies
9
Views
394
Find the final temperature of the combined honorite and odium?
Replies
5
Views
360
Difference between maximizing amplitude by choosing omega_0 given omega_d versus choosing omega_d given omega_0.
Replies
4
Views
417
Mechanisms Involved When Charging a Battery
Replies
10
Views
504
Find final temp of 2 substances once they have reached equilibrium
Replies
6
Views
347
What is the meaning of the intercept of a particular solution to damped oscillator?
Replies
7
Views
417
Magnetic Field of an infinite current-carrying wire at a point
Replies
5
Views
443
To what extent does this system behave as a pendulum?
Replies
1
Views
312
Force on a block placed on a rotating disc, calculated in different reference frames
Replies
25
Views
712
How does a simple circuit work?
Replies
12
Views
437
Why is current constant through a resistor?
Replies
11
Views
436
Did I Misuse the Parallel Axis Theorem for Polar Moment of Inertia?
Replies
2
Views
349
Why is the current in a conductor equal to zero when not connected to a circuit?
Replies
13
Views
451
Why does electric potential energy increase if you move against the field?
Replies
6
Views
327
Determining angular velocity of weight attached to a cord and cylinder
Replies
23
Views
572
Electromagnetic force on a positively charged particle
Replies
3
Views
323
Why would this be accelerating positively?
Replies
6
Views
379
Calculating the Relative COG of Two Masses
Replies
20
Views
552
Pistons placed on top of communicating vessels
Replies
20
Views
480
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
353
Ray optics: velocity of image reflected off a moving mirror
Replies
5
Views
377
Analyzing torque of an automobile engine
Replies
6
Views
482
Confusion over acceleration of gravity as positive/negative
Replies
10
Views
421
A cylinder has two sides containing gas and water separately
Replies
4
Views
335
Finding the angular velocity of a pendulum
Replies
3
Views
331
Number of bright fringes given by diffraction grating on a screen
Replies
6
Views
2K

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