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.
change in the unit vectors
Replies
10
Views
158
Coupled pendulum-spring system
Replies
3
Views
132
Field transformations in the z-direction
Replies
7
Views
1K
Pendulum attached to a rotating vertical disk
Replies
2
Views
158
The value of the spring constant k that I calculate seems too high
Replies
11
Views
217
Understanding the math of definition of electromotive force
Replies
1
Views
160
Length of string in a standing wave
Replies
19
Views
392
Field due to an electric dipole (Halliday & Resnick, Ch. 27 problem 23)
Replies
3
Views
128
Understanding a very simply RL circuit
Replies
1
Views
148
Small oscillations of a simple pendulum placed on a moving block
3
Replies
73
Views
997
Lab Exercise: Measuring "g" using Conservation of Energy
Replies
12
Views
193
Kinematics problem from a competition: Will the 2 sliding boxes collide?
Replies
6
Views
241
Flashing light beacon from Earth reaching spaceship moving away at 0.75c
Replies
5
Views
212
Rolling Sphere On Incline
Replies
1
Views
139
Block sliding on a semicircular track with friction
Replies
10
Views
246
The maximum reversible work in thermodynamics (2)
Replies
1
Views
188
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
214
The maximum reversible work in thermodynamics
Replies
22
Views
448
Do you graph the energy levels of a ##1s^1## atom the same as a ##1s^2## atom?
Replies
12
Views
183
Magnetic dipole moment and integration surfaces (Introductory Electromagnetics - Magnetistatics)
Replies
4
Views
171
Charge on a grounded conducting sphere in a uniform electric field, after ungrounding and movement
Replies
1
Views
178
Conservation of momentum (center of mass) in projectile launches
Replies
15
Views
303
Range of frequency heard by observer related to Doppler effect
Replies
8
Views
213
Vertical displacement with time of a projectile
2
Replies
48
Views
810
Spring Constant Force Problem Help
Replies
12
Views
268
Is current flowing into a battery always equal to current flowing out?
Replies
12
Views
246
Total Internal Reflection and Transmitted Wavelength
Replies
1
Views
149
Understanding self-inductance in a solenoid.
Replies
3
Views
175
Condition for resolution of two point sources of light
Replies
2
Views
201
How does an eddy current brake work exactly?
Replies
1
Views
242
How do I model this function? (Damped Harmonic Motion)
Replies
19
Views
350
emf in coil rotating inside magnetic field
Replies
3
Views
185
Refraction of light when traveling from air to glass
Replies
6
Views
220
Ion moving through electric potential difference and magnetic field
Replies
6
Views
189
Finding critical angle: not sure which one is correct
Replies
13
Views
219
Origin of repulsive force on a magnet approaching conducting ring?
Replies
5
Views
240
A wheel of radius r rolls along a curve
Replies
13
Views
407
Electronic Circuits - Calculate voltage
Replies
4
Views
362
Newton's third law and weight
Replies
13
Views
258
Query related to Two-Dimensional Motion
Replies
9
Views
256
Camera drone and speed of air below it
Replies
5
Views
186
Graph of viscous force and velocity
Replies
15
Views
227
Projectile motion, initial height and range given, find initial velocity
Replies
8
Views
593
Need to derive a formula for the number of red giants
Replies
8
Views
321
Question about time dilation
Replies
22
Views
263
Derive trig equations 4, 5, and 6 from 1, 2, and 3
Replies
13
Views
2K
Friction - same direction as motion?
Replies
10
Views
330
Center of mass acceleration for an inclined plane and mass m
Replies
18
Views
333
A jet problem -- How hard to pull back on the controls to avoid colliding with a hill?
Replies
2
Views
183
How Does Coriolis Force Influence Particle Motion in Rotating Systems?
Replies
3
Views
226
2 Masses attached by a spring in the vertical axis
Replies
8
Views
259
Minimum work done to push the cube over
Replies
14
Views
274
Gauss' Law for a conducting / non-conducting sheet
Replies
5
Views
245
Feynman Diagram of Meson decay
Replies
8
Views
237
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
203
How Do You Correctly Cancel Angular Momentum in Physics Problems?
Replies
3
Views
237
Question about acceleration of free fall
Replies
23
Views
375
Calculate voltage over capacitor and resistance
Replies
7
Views
224
Solve the problem involving the velocity - time graph
Replies
3
Views
193
Find in terms of ##h## when ##P## comes instantaneously to rest
2
Replies
35
Views
633
Question about the energy of 2 blocks with a spring between them
Replies
12
Views
230
How Is Work Calculated on a Conveyor Belt with Friction?
2
Replies
53
Views
536
Find the initial velocity ##U##
Replies
3
Views
171
How Does Energy Transform in a Bungee Jump?
Replies
7
Views
161
2 Masses and a Wheel (with mass)
Replies
6
Views
179
Horizontal force by block on a beam
2
Replies
45
Views
587
Calculate the frequency of rotation when a coin flies off a turntable
Replies
8
Views
220
Trouble solving for end state of two control volumes in a rigid tank
Replies
12
Views
867
Help again in interpreting a pulley with a spring and a block
2
Replies
52
Views
700
Find the value of ##T## and distance of particle in the first ##4## seconds
Replies
2
Views
197
A small disk and a bigger half disk
Replies
9
Views
197
Making sense of sequence of ideas in MIT OCW's 8.02 notes on Faraday
Replies
1
Views
172
Rotating ball and string Rotational Kinetic Energy?
Replies
6
Views
7K
Finding spring constant k based on diagram -- Don't understand how to interpret force as drawn
Replies
5
Views
194
What is the induced magnetic force on this closed current loop?
Replies
12
Views
227
Calculating the spring force constant K
Replies
14
Views
366
Determining Inductance L in an LC Circuit
Replies
5
Views
262
Power, force, velocity and tension...
2
Replies
38
Views
474
How Do Power, Force, and Velocity Interact?
Replies
14
Views
213
The ratio between two horizontal speeds in this pendulum arrangement
Replies
1
Views
133
Inelastic collision of two squares
Replies
14
Views
211
Two bodies connected with an elastic thread moving with friction
Replies
6
Views
250
How to obtain correct negative sign in calculation of motional emf?
Replies
2
Views
210
Normal force at the base of a ladder
Replies
20
Views
361
How Does Spring Compression Relate to Energy Changes?
Replies
4
Views
181
Arrow being fired to centre of target
Replies
6
Views
170
Change in the kinetic energy of a car driving up a hill
Replies
3
Views
194
Horizontal force on hinge is affected by moving the block farther away?
Replies
11
Views
200
Need help interpreting a spring-block problem
2
Replies
35
Views
612
Force components for mass attached to two springs
Replies
15
Views
282
Molecular speed distribution - most probable speed V
Replies
13
Views
250
Which way does this coil turn in a magnetic field?
Replies
2
Views
175
Compare rotational inertia of 2 paper cups in 2 diff orientations
Replies
12
Views
254
Are the Force Equations for Rotational Motion Accurate?
Replies
24
Views
286
Particle projected from above a dome
2
Replies
38
Views
564
Avg Power in a Rotational Energy/Work Problem
Replies
6
Views
252
Centripetal force - Ferris wheel... Opposite results
Replies
8
Views
246
Why Does Light Diminish with a Phase Difference of 5λ?
Replies
6
Views
222

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