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
64K
  • 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
Gauge pressure due to a floating body
Replies
4
Views
950
Determine the velocity of the Slider
Replies
4
Views
5K
Sign conventions for Kirchhoff's loop rule
Replies
7
Views
347
Resistance force changing the velocity of an object
Replies
8
Views
115
Thermodynamics: Cooling of a heated block of iron in contact with air
Replies
29
Views
365
Work done by power supply to maintain a constant current
Replies
0
Views
50
Unit vectors that change as a function of time
Replies
13
Views
139
Electric field at a point inside a non-uniformly charged sphere
Replies
6
Views
47
Looking for data about different types of carbon fiber chemical properties
Replies
2
Views
62
Angular momentum conservation on a merry-go-round
Replies
5
Views
87
Power dissipated over 1 cycle of a AC source-free RLC series circuit?
Replies
6
Views
153
Angular momentum for a bullet and a rod attached to a ceiling
Replies
17
Views
95
Force Between 2 Coaxial Current-Carrying Loops
Replies
4
Views
60
How Long for a Beam of Light to Reach Earth?
Replies
21
Views
206
Particle confined in 3D box - quantum states
Replies
5
Views
83
How to Calculate θ3 After Finding θ2 Using Snell's Law?
Replies
9
Views
64
Electric field vector equation: Finding the neutral point for two charges
2
Replies
35
Views
169
Find number of microstates of combined system
Replies
22
Views
204
Experiment measuring the distance dependence of a suspended metal bolt from a magnet
Replies
13
Views
136
Induction confusion for induced charge inside a metal conductor
Replies
23
Views
196
Significant figures doubt
Replies
3
Views
83
What would the slope of the force between 2 charged particles vs 1/r^2 give me?
Replies
1
Views
74
Gauss' law and the potential V (plane layer case)
Replies
7
Views
136
Water flowing out of a rotating vessel
Replies
30
Views
134
Using Kepler's laws to calculate elliptical planetary motion
Replies
7
Views
113
Help with Friction Forces: Box resting on a board on a frictionless surface
Replies
5
Views
110
What is the unknown circuit element in RLC circuit given plot of V, I?
Replies
4
Views
95
Find at what rate the orbit radius will grow
Replies
30
Views
430
Initial velocity of rolling ball
Replies
2
Views
4K
Did my textbook make a mistake when writing these units?
Replies
5
Views
152
Confusion Calculating Young's Modulus
Replies
4
Views
126
Calculation of current in driven series RLC circuit
Replies
7
Views
109
Fresnel Lens - Solve for Lithography & Power
Replies
0
Views
68
Physics about electric circuits: Changing the resistors changes the currents
Replies
3
Views
97
Can Geiger Counter Ticks be converted into particle/wave counts?
Replies
3
Views
112
Thermodynamic Work vs Mechanical Work
Replies
3
Views
79
Classic Incline problem with cylinder
Replies
13
Views
156
Using conservation of energy and momentum in projectile motion
Replies
18
Views
160
Non-Uniform Magnetic Field Calculations
Replies
8
Views
191
Torque calculation of CV joint
Replies
2
Views
128
Lagrange equation for block and incline
Replies
13
Views
138
Fundamental quantities and derived quantities
Replies
5
Views
83
Projectile Motion Problem Involving Initial Velocity and Gravity Only
Replies
11
Views
177
Cart sliding along horizontal with spring connected
Replies
11
Views
99
Does the voltage across a battery include its internal resistance?
Replies
8
Views
149
Calculate electric force using Coulomb's law (vector components are the struggle)
Replies
3
Views
99
Two tourists and a bicycle - uniform motion
Replies
25
Views
319
How many people can be on the raft?
Replies
10
Views
133
Find the magnetic induction vector
Replies
3
Views
109
Blowing Into Your Own Sail
Replies
25
Views
211
Drag Forces and Terminal Velocity
Replies
8
Views
115
Why the need to be careful opening a switch on this RL circuit?
Replies
6
Views
133
Ratio of frequency between heavier and lighter part of composite cord
Replies
4
Views
95
Need help, to help, a friend with their HW (High School)
Replies
6
Views
115
Current in circular wire surrounding infinite solenoid in a circuit
Replies
7
Views
116
Determining the sound level of a leaf blower
Replies
1
Views
75
Average velocity in different coordinate systems
Replies
27
Views
258
GRIN Lens - Gradient Coefficient Expression
Replies
5
Views
118
Help please on essay about star formation
Replies
5
Views
143
Torque on a Pivot Point With Multiple Forces and Different Directions
Replies
6
Views
146
Variation of escape velocity with equal surface gravity
Replies
7
Views
130
How to calculate gamma ray energies following beta decay?
Replies
12
Views
126
Minimum force to tip the bin over
Replies
7
Views
118
Depth of a basketball floating on water
Replies
9
Views
185
Keplerian Telescope and real image
Replies
7
Views
141
Concept about photoelectric effect
Replies
17
Views
331
Dynamic system of self balancing robot
Replies
4
Views
146
Max inversion temperature for a gas (Dieterici’s equation of state)
Replies
4
Views
271
Closed cycle of an ideal gas
Replies
3
Views
176
Why is the tension in a massive cable always tangent to its portion?
Replies
5
Views
1K
How can I maximise the exit velocity of an object catapulted up?
Replies
2
Views
143
Statistical mechanics: particles in magnetic fields
Replies
2
Views
148
Calculating Magnetic Field at Point P for Perpendicular Current-Carrying Wires
Replies
2
Views
119
Calculation of Ramp Jump Distance Using Projectile Motion Formulas?
Replies
12
Views
123
Help with designing a power generating system
Replies
3
Views
139
Max Impulse on a pendulum
Replies
1
Views
119
Angle that makes kinetic and potential energy of simple pendulum equal
Replies
2
Views
155
Introduce a battery to an LR circuit
Replies
16
Views
250
Planar pendulum with rotating pivot
Replies
7
Views
117
Lagrangian for a rod pivoting at the end of a clock hand
Replies
4
Views
122
Lagrangian of a block on an inclined plane
Replies
15
Views
185
Sheet of charge - theory
Replies
1
Views
111
Cables, pulleys, 2 weights
Replies
4
Views
164
Balmer series experiment
Replies
2
Views
160
Spherical pendulum confusion [Issue resolved]
Replies
2
Views
135
Launch service between two stations along a flowing river
Replies
21
Views
219
Book plots position & force on the same graph, still gets right answer
Replies
8
Views
211
Why is source force + electrostatic force = 0 inside battery?
Replies
10
Views
235
Relativistic motion and length contraction
2
Replies
44
Views
498
Circular motion doubt: Angular velocity vector for general planar motion about a point in the plane
Replies
6
Views
158
Critical frequency of Faraday Waves?
Replies
6
Views
322
Find starting velocity from golfer launching ball
Replies
7
Views
193
Why is the electric field inside a conducting hollow/filled sphere zero?
Replies
2
Views
121
Slope of N - t graph of radioactive decay
Replies
2
Views
131
Question about Feynman diagram showing annihilation
Replies
4
Views
171
Coupled oscillator question
Replies
2
Views
134
Tension in a Two-Crate System on a Frictionless Surface
Replies
7
Views
168
Forces at play in a pendulum (conceptual doubt)
Replies
7
Views
196
How do I fix the signs in Faraday's Law in RL Circuit?
Replies
5
Views
184
Resistivity calculation from two-probe resistance measurement of sheet
Replies
2
Views
142

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