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.
Find tension using sum of torque (two strings, one beam, one box)
Replies
2
Views
180
How do you prove ##\lambda = \frac {2L} {n} ## given only L?
Replies
3
Views
200
Equation of resistance from given graph
Replies
4
Views
207
Uniform Circular Motion: A plum-bob makes a 70 degree angle...
Replies
4
Views
181
Find the distance a particle travels
Replies
15
Views
332
Finding the x component of position vector
Replies
3
Views
168
Uniform Circular Motion: Tension Force at Top of Circle
Replies
4
Views
164
Find the phase difference between these two sine waves
Replies
21
Views
263
Frames of Reference: Using tie-downs to hold a load on a flatbed truck
Replies
3
Views
166
Phase difference between two light waves of the same frequency
Replies
12
Views
259
Wave movement and particle movement
Replies
23
Views
221
Finding focal length from di v. M graph
Replies
1
Views
130
Finding slip-off angle for mass off of sphere?
Replies
7
Views
218
Conservation of Momentum FRQ
Replies
7
Views
401
Need help on a energy question: Hockey puck sliding across the ice
Replies
9
Views
229
Why Do Capacitors Behave Differently in Series and Parallel Configurations?
Replies
20
Views
413
Effect of different magnetic fields on a magnetic dipole
Replies
25
Views
281
Planar Coil Rotating in a Magnetic Field
Replies
1
Views
170
Electromagnetism problem: Merging of 2 charged drops of mercury
Replies
2
Views
174
Need help finding uncertainty for this equation
Replies
23
Views
263
Find the velocity of the stone just before it hits the ground
Replies
16
Views
297
Two blocks in contact -- find the force between them
Replies
14
Views
425
Bearing slow down calculation
Replies
4
Views
151
Help Calculating probability between 2 limits for the ground state
Replies
28
Views
369
POWER - different approach, different results
Replies
23
Views
358
Help needed in this problem involving a spring and energy balances
Replies
9
Views
286
Fluid mechanics problem: The extent to which an iron deposit can influence water level
Replies
10
Views
469
When does Phobos collide with Mars?
3
Replies
72
Views
680
Calculation of torque and force on magnetic dipole near infinite wire
Replies
3
Views
207
Calculation of magnetic dipole moment of the Earth
Replies
8
Views
174
Final Charge of a Capacitor in a Circuit with Capacitors and Resistors
Replies
9
Views
321
Does a Slowing Piano Exert More Force Than the Man Pushing It?
Replies
3
Views
201
Why is a current ring approx a magnetic dipole from very far off?
Replies
7
Views
233
Where on a rigid body is a resultant force applied?
Replies
11
Views
229
Prove this equation for projectile motion
Replies
11
Views
210
How Does Stress Affect a Hollow Pipe When Force Is Uniformly Applied?
Replies
6
Views
243
Understanding MIT's applet on sound with Fourier coefficients
Replies
3
Views
207
Find moment arm of resultant force of two forces applied at two points
Replies
3
Views
223
A sphere suspended from a cord -- Find the tension
Replies
13
Views
231
How Is Potential Energy Converted to Kinetic Energy in Physical Systems?
Replies
6
Views
319
Why don't we find the angular magnification of objective lens in microscopes?
Replies
10
Views
415
Physics 1 Parabolic Motion Question Confusion
Replies
15
Views
496
Acceleration in uniform circular motion is uniform or non-uniform?
2
Replies
55
Views
658
Difference between resonance in undamped vs damped mass-spring-dashpot
Replies
17
Views
380
Amplitude of harmonic oscillation given position and velocity
Replies
4
Views
226
Modeling a mass falling from one side of the Earth to the other
Replies
1
Views
195
Elastic Potential Energy - Positive or Negative?
Replies
5
Views
234
Solving a Non-Equilibrium Pully System with a Fixed Length Rope at a 154 Degree Angle
Replies
10
Views
217
Help with a Refraction problem that involves light passing through different media
Replies
11
Views
371
Conservation of energy problem: Ball rolling down inclined plane and then through a loop-the-loop
Replies
10
Views
432
Elastic potential energy - different methods, different results
Replies
2
Views
175
Work Done and Acceleration (Mistaken Answers?)
Replies
5
Views
192
Faraday's law help -- Induced EMF vs. time graph
Replies
7
Views
306
How can I find the sustain time of an electric guitar?
Replies
7
Views
261
On what does gravity assist depend? (possibly with sources)
Replies
3
Views
249
Calculation of the magnetic field of four quarter circles
Replies
12
Views
329
Magnetic Field Due To Wire Of Semi-Circular Cross Section
Replies
5
Views
307
Calculate the gravitational force between these three masses
Replies
4
Views
204
Vectors Directions: Where is this Resultant Vector Pointing?
Replies
14
Views
326
Momentum Physics Problem: Two astronauts throw billiard balls that collide
Replies
8
Views
432
Understanding work in translation and rotation of a magnetic dipole
Replies
1
Views
353
Current through a circuit when the key is open
2
Replies
42
Views
1K
Current flowing in an open circuit
Replies
9
Views
394
Change of internal energy during linear transformation
Replies
11
Views
311
How does one calculate the number of photons striking a surface per second?
Replies
12
Views
337
Find net external work of a system w/ 2 objects w/ opposite forces
Replies
8
Views
239
Internal energy won't add up to 0 in cyclic process
Replies
1
Views
187
Two balls, dropped with a delay of ##\Delta t##, meet after rebound
Replies
34
Views
698
Static Equilibrium Reaction Question about Fixed Point
Replies
3
Views
254
Why can we use this approximation in rotational work-kinetic energy theorem for small displacements?
Replies
7
Views
282
Drawing PV diagram from data
Replies
21
Views
469
Instantaneous Acceleration Given Equation for Velocity
Replies
7
Views
270
Minimal rotational kinetic energy for a gyroscope to precess
Replies
33
Views
964
How does this potential divider circuit work?
Replies
1
Views
199
Vertical Mass Spring System | Analyzing work
Replies
18
Views
267
Understanding relative velocity in 1D elastic collision
Replies
15
Views
292
Stefan-Boltzmann's Law. How to apply to the Sun
Replies
8
Views
224
Why Does Surface Tension Allow Bubbles to Form Despite External Pressure?
Replies
3
Views
245
Optimizing energy expenditure over a race course in cycling
Replies
8
Views
289
Does levitation distance increase as Fg increase???
Replies
1
Views
235
Sign of Work (Negative or Positive)
Replies
4
Views
191
Kinetic energy in center of mass reference frame
Replies
3
Views
244
Determine speed - derivatives
Replies
20
Views
413
Work Pulley Problem with constant speed
Replies
2
Views
218
A ball is thrown w/initial speed vi at an angle 𝜃i with the horizontal
Replies
5
Views
290
Spinning a Bucket to measure gravity with the parabolic surface of the water
Replies
17
Views
418
Angular acceleration of plank hanging off edge with a weight
Replies
7
Views
315
Compare the conductance of an insoluble salt with soluble one
Replies
2
Views
266
Circuit with potential difference across battery being zero?
Replies
3
Views
257
Mass hanging on a steel wire
Replies
15
Views
328
Final velocity of the barbell dropped after a dead lift
Replies
7
Views
272
How can I calculate the Density and Volume of a mechanical mixture (atoms)?
Replies
6
Views
271
Why do the headlights on the car become dim when the car is starting?
Replies
4
Views
270
Why is the Energy Released in Nuclear Decay Equal to the Change in Binding Energies?
Replies
13
Views
357
Electric field external to Conducting Hollow Sphere with charge inside
Replies
17
Views
406
Translational Equilibrium Practice problem
Replies
2
Views
256
Worst-case power consumed by a circuit with MOSFETs
Replies
2
Views
306
Flux linked with circular coil vs solenoid
Replies
14
Views
519
Collison between two particles
Replies
17
Views
371
How force on atom in diatomic molecule varies with distance
Replies
12
Views
331

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