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
63K
  • Sticky
Hey I posted in homework help but now it's gone
Replies
1
Views
26K
  • Sticky
Homework Help: Introductory Physics Formulary
Replies
6
Views
137K
Calculating Magnetic Field at Point P for Perpendicular Current-Carrying Wires
Replies
2
Views
21
Statistical mechanics: particles in magnetic fields
Replies
0
Views
11
Ramp jump Distance
Replies
12
Views
29
Closed cycle of an ideal gas
Replies
1
Views
32
Help with designing a power generating system
Replies
3
Views
38
Concept about photoelectric effect
Replies
13
Views
145
Max Impulse on a pendulum
Replies
1
Views
34
Depth of a basketball floating on water
Replies
6
Views
60
Max inversion temperature for a gas (Dieterici’s equation of state)
Replies
0
Views
63
Angle that makes kinetic and potential energy of simple pendulum equal
Replies
2
Views
62
Introduce a battery to an LR circuit
Replies
16
Views
181
Planar pendulum with rotating pivot
Replies
7
Views
45
Lagrangian for a rod pivoting at the end of a clock hand
Replies
4
Views
43
Lagrangian of a block on an inclined plane
Replies
15
Views
100
Sheet of charge - theory
Replies
1
Views
41
Cables, pulleys, 2 weights
Replies
4
Views
72
Balmer series experiment
Replies
2
Views
88
Spherical pendulum confusion [Issue resolved]
Replies
2
Views
56
Launch service between two stations along a flowing river
Replies
21
Views
152
Book plots position & force on the same graph, still gets right answer
Replies
8
Views
137
Why is source force + electrostatic force = 0 inside battery?
Replies
10
Views
148
Relativistic motion and length contraction
2
Replies
44
Views
333
Circular motion doubt: Angular velocity vector for general planar motion about a point in the plane
Replies
6
Views
92
Critical frequency of Faraday Waves?
Replies
6
Views
197
Find starting velocity from golfer launching ball
Replies
7
Views
129
Why is the electric field inside a conducting hollow/filled sphere zero?
Replies
2
Views
57
Slope of N - t graph of radioactive decay
Replies
2
Views
73
Question about Feynman diagram showing annihilation
Replies
4
Views
96
Coupled oscillator question
Replies
2
Views
61
Tension in a Two-Crate System on a Frictionless Surface
Replies
7
Views
103
Forces at play in a pendulum (conceptual doubt)
Replies
7
Views
136
How do I fix the signs in Faraday's Law in RL Circuit?
Replies
5
Views
116
Resistivity calculation from two-probe resistance measurement of sheet
Replies
2
Views
81
Simple pendulum with moving support
Replies
4
Views
91
change in the unit vectors
Replies
10
Views
97
Coupled pendulum-spring system
Replies
3
Views
66
Field transformations in the z-direction
Replies
7
Views
959
Pendulum attached to a rotating vertical disk
Replies
2
Views
92
The value of the spring constant k that I calculate seems too high
Replies
11
Views
148
Understanding the math of definition of electromotive force
Replies
1
Views
102
Length of string in a standing wave
Replies
19
Views
264
Field due to an electric dipole (Halliday & Resnick, Ch. 27 problem 23)
Replies
3
Views
74
Understanding a very simply RL circuit
Replies
1
Views
88
Small oscillations of a simple pendulum placed on a moving block
3
Replies
73
Views
759
Lab Exercise: Measuring "g" using Conservation of Energy
Replies
12
Views
134
Kinematics problem from a competition: Will the 2 sliding boxes collide?
Replies
6
Views
187
Flashing light beacon from Earth reaching spaceship moving away at 0.75c
Replies
5
Views
145
Rolling Sphere On Incline
Replies
1
Views
79
Block sliding on a semicircular track with friction
Replies
10
Views
177
The maximum reversible work in thermodynamics (2)
Replies
1
Views
133
Formula derivation connecting vertical water flowrate & horizontal distance moved by a suspended sphere
6
Replies
207
Views
3K
Impulse and momentum / work-energy
Replies
5
Views
153
The maximum reversible work in thermodynamics
Replies
22
Views
372
Do you graph the energy levels of a ##1s^1## atom the same as a ##1s^2## atom?
Replies
12
Views
133
Magnetic dipole moment and integration surfaces (Introductory Electromagnetics - Magnetistatics)
Replies
4
Views
120
Charge on a grounded conducting sphere in a uniform electric field, after ungrounding and movement
Replies
1
Views
126
Conservation of momentum (center of mass) in projectile launches
Replies
15
Views
242
Range of frequency heard by observer related to Doppler effect
Replies
8
Views
168
Vertical displacement with time of a projectile
2
Replies
48
Views
659
Spring Constant Force Problem Help
Replies
12
Views
217
Is current flowing into a battery always equal to current flowing out?
Replies
12
Views
191
Total Internal Reflection and Transmitted Wavelength
Replies
1
Views
105
Understanding self-inductance in a solenoid.
Replies
3
Views
113
Condition for resolution of two point sources of light
Replies
2
Views
141
How does an eddy current brake work exactly?
Replies
1
Views
178
How do I model this function? (Damped Harmonic Motion)
Replies
19
Views
283
emf in coil rotating inside magnetic field
Replies
3
Views
142
Refraction of light when traveling from air to glass
Replies
6
Views
166
Ion moving through electric potential difference and magnetic field
Replies
6
Views
140
Finding critical angle: not sure which one is correct
Replies
13
Views
168
Origin of repulsive force on a magnet approaching conducting ring?
Replies
5
Views
186
A wheel of radius r rolls along a curve
Replies
13
Views
335
Electronic Circuits - Calculate voltage
Replies
4
Views
315
Newton's third law and weight
Replies
13
Views
219
Query related to Two-Dimensional Motion
Replies
9
Views
202
Camera drone and speed of air below it
Replies
5
Views
143
Graph of viscous force and velocity
Replies
15
Views
173
Projectile motion, initial height and range given, find initial velocity
Replies
8
Views
538
Need to derive a formula for the number of red giants
Replies
8
Views
271
Question about time dilation
Replies
22
Views
212
Derive trig equations 4, 5, and 6 from 1, 2, and 3
Replies
13
Views
2K
Friction - same direction as motion?
Replies
10
Views
261
Center of mass acceleration for an inclined plane and mass m
Replies
18
Views
283
A jet problem -- How hard to pull back on the controls to avoid colliding with a hill?
Replies
2
Views
145
How Does Coriolis Force Influence Particle Motion in Rotating Systems?
Replies
3
Views
174
2 Masses attached by a spring in the vertical axis
Replies
8
Views
214
Minimum work done to push the cube over
Replies
14
Views
235
Gauss' Law for a conducting / non-conducting sheet
Replies
5
Views
203
Feynman Diagram of Meson decay
Replies
8
Views
202
Find the value of ##t## when ##P## returns to ##X##- Kinematics
Replies
25
Views
1K
Find the tension in the rope PQ
Replies
7
Views
167
How Do You Correctly Cancel Angular Momentum in Physics Problems?
Replies
3
Views
199
Question about acceleration of free fall
Replies
23
Views
333
Calculate voltage over capacitor and resistance
Replies
7
Views
191
Solve the problem involving the velocity - time graph
Replies
3
Views
154
Find in terms of ##h## when ##P## comes instantaneously to rest
2
Replies
35
Views
561
Question about the energy of 2 blocks with a spring between them
Replies
12
Views
194
Work done on a conveyor belt
2
Replies
53
Views
450
Find the initial velocity ##U##
Replies
3
Views
153
Bungee jumper: energy changes
Replies
7
Views
132

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