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.
Thermal expansion of a glass rod and a metal ruler
Replies
8
Views
816
A problem from a physics national competition
Replies
13
Views
1K
Change in entropy of the surroundings in an irreversible process
Replies
14
Views
992
Surface current of superconducting sphere in magnetic field
Replies
1
Views
833
Force of car pushing on a truck
Replies
25
Views
1K
Force needed to raise a backpack
Replies
1
Views
776
Uniform circular motion angle relationship
Replies
6
Views
657
Simulating a Rotary Inverted Pendulum in Python
Replies
15
Views
1K
Pressure of water coming out of a hose nozzle
Replies
7
Views
989
Focal length of the eyepiece lens in a compound microscope
Replies
7
Views
1K
Find the magnitude of the child's acceleration
Replies
7
Views
1K
Why are these forces not included in the solution? (Torque Problem)
Replies
12
Views
1K
Why do compasses always point in the wrong direction?
Replies
6
Views
907
Charge on disk with non uniform surface charge density
Replies
12
Views
1K
Optics problem with a glass lens immersed in water
Replies
3
Views
782
Homework: Can a rest frame be chosen for the center of momentum for a system of two photons?
Replies
7
Views
751
1-dimensional kinematics - final velocity of 2 trains in opposing direction
Replies
3
Views
852
Total energy of a wave on a string
Replies
2
Views
895
What happens to the position of two attracting charges when a conductor is inserted between them?
Replies
4
Views
703
Spring force required to overcome friction between two blocks
Replies
10
Views
876
Rolling without slipping problem
Replies
42
Views
3K
Stopping a rod moving with constant omega
Replies
13
Views
907
Handling two SHMs in different directions
Replies
18
Views
921
Sound in an Open Vertical Tube partially filled with Water
Replies
4
Views
851
Best Egg Drop Contest Shock Absorber?
Replies
1
Views
736
Problem involving SHM and a collision
Replies
27
Views
986
Calculate the velocity of the canoe relative to the water
Replies
8
Views
890
Amplitude of a stretched spring that is stretched further
Replies
6
Views
754
Waves on a String Fixed at the Ends
Replies
7
Views
895
Electric Potential Energy of Point Charge Systems
Replies
2
Views
944
Landing reusable booster rockets
Replies
35
Views
2K
Problem with the power of car
Replies
3
Views
869
Tangential velocity of external satellite
Replies
7
Views
728
Will my weather balloon work in the Stratosphere?
Replies
7
Views
2K
Angular momentum- rotating rod
Replies
17
Views
1K
Transverse mechanical waves in a steel wire
Replies
10
Views
928
Thermodynamics - Dryness fraction Equations
Replies
1
Views
638
Dryness fraction of saturated steam
Replies
2
Views
1K
help whit problem of college admission exam
Replies
5
Views
820
Loop equations for this battery-resistor circuit
Replies
48
Views
2K
Work done to insert a point charge 𝑞 at the center of a conducting sphere
Replies
12
Views
1K
Understanding a math step in solving Schrödinger's equation for single particle in a box
Replies
8
Views
917
Center of mass and momentum- A question about systems
Replies
25
Views
1K
Circle approximation of a wave pulse on a string or spring
Replies
29
Views
1K
Calculating magnetic field outside a solenoid
Replies
15
Views
1K
Aerodynamics: Optimization of an aircraft engine
Replies
2
Views
573
I do not understand why the extra 2 factor is there (energy of 1D electron gas at zero temperature)
Replies
5
Views
850
Rotating ring on a rough surface- but with a twist
4
Replies
151
Views
4K
Electric potential of nested spherical shells
Replies
4
Views
871
Another rotation problem -- Acceleration of a ring rolling on a surface
Replies
1
Views
726
Why is it necessary to start this experiment with the water level at 400mL?
Replies
35
Views
2K
Correct statement about light transmitted and reflected by windscreen
Replies
11
Views
1K
Force pulling on a string at an angle with a block at the other end
Replies
2
Views
1K
Confusion about friction in rotating ring
Replies
12
Views
882
Problem n. 7 chapter 4 Eisberg Resnick "Quantum Physics"
Replies
9
Views
727
A block dropping onto a spring system
2
Replies
58
Views
2K
Paper 'helicopter' experiment - Adding Weight Decreases Flight Time?
Replies
20
Views
2K
When are reactive forces enough to support this body?
Replies
14
Views
1K
Can A Vector Have Components Of Say Y or Z in the X-Hat Direction?
Replies
8
Views
911
A problem about momentum and the elastic collision of two particles
Replies
13
Views
2K
Identical Batteries in Parallel do not Draw Same Current, Non-Ideal?
Replies
7
Views
894
Homework assignment that I was able to solve using EDO, but need to use Laplace now
Replies
5
Views
1K
Optimizing strength to weight in balsa wood deck arch truss bridge
Replies
1
Views
894
Displacement amplitude of the faintest sound detectable by a human ear
Replies
28
Views
1K
Designing a speed bump given the maximum vertical wheel acceleration
Replies
18
Views
1K
How do you Calculate Ampacity of a Conductor Geometry?
2
Replies
64
Views
6K
A little annoying doubt -- Initial vertical speed of a jumping flea
Replies
5
Views
756
Calculate the Acceleration of this Car
Replies
7
Views
991
Two ropes pulling on a cylinder that is translating and rotating on a plane
Replies
2
Views
792
Optical path difference between two reflected rays
Replies
4
Views
701
Why is the Celsius symbol not placed on the Kelvin unit?
Replies
19
Views
1K
Comparing weights of balloons
2
Replies
80
Views
2K
projectile motion problem with no initial velocity given
Replies
3
Views
715
Calculate the Capacitance given the Charge and Potential Difference
Replies
1
Views
673
How to solve this problem in sinusoidal motion? (Satellite orbiting the Earth)
Replies
5
Views
662
Kinematics in multiple frames
Replies
10
Views
911
Clarify definition of measurement
Replies
6
Views
716
Direction of oscillations of a polarised light wave
Replies
12
Views
989
Find the height of a lamp based on the velocities of projectiles
Replies
40
Views
2K
Velocity of a water jet exiting a water tank drain tube
Replies
5
Views
843
Electric Field Flux Question
Replies
4
Views
761
Static equilibrium | Uniform sphere on incline | Determining friction
Replies
43
Views
2K
Energy Changes in Capacitor After Disconnecting from Battery
Replies
4
Views
1K
Entropy of a sealed room with an open-door refrigerator
Replies
5
Views
898
Diffraction pattern from a grating
Replies
3
Views
848
Question About Induced Currents in Three Different Coils
Replies
10
Views
795
Is this question solvable by resolution of forces?
Replies
22
Views
969
Need my mind refreshed on geometry
Replies
9
Views
744
Kinematics problem involving multiple frames
Replies
6
Views
784
Why do water streams get thinner as they fall?
Replies
6
Views
3K
Differential Equation of a Pendulum
Replies
32
Views
2K
Time taken to slide down a circular path (with friction)
Replies
43
Views
2K
Block sliding on vertical track with friction (Solved problem)
Replies
4
Views
2K
Which of these rods are in equilibrium?
Replies
39
Views
3K
Uncertainties For Wave Packets
Replies
4
Views
960
Separation of variables: Wave equation governing a string with fixed ends
Replies
8
Views
1K
Interpretation of Negative Time in Minkowski Diagram
Replies
1
Views
766
Order of events in a train traveling at v = 0.76c
Replies
28
Views
2K
Physics Exam Preparation: General question about auxiliary quantity and linearization of a function in physics
Replies
27
Views
1K
Velocity vectors; arrow length
Replies
3
Views
883

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

Hot Threads

Recent Insights

Back
Top