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.
Using conservation of energy and momentum in projectile motion
Replies
18
Views
1K
Torque calculation of CV joint
Replies
2
Views
934
Lagrange equation for block and incline
Replies
13
Views
996
Fundamental quantities and derived quantities
Replies
5
Views
594
Projectile Motion Problem Involving Initial Velocity and Gravity Only
Replies
11
Views
1K
Cart sliding along horizontal with spring connected
Replies
11
Views
738
Does the voltage across a battery include its internal resistance?
Replies
8
Views
909
Calculate electric force using Coulomb's law (vector components are the struggle)
Replies
3
Views
1K
Two tourists and a bicycle - uniform motion
Replies
25
Views
1K
How many people can be on the raft?
Replies
10
Views
840
Find the magnetic induction vector
Replies
3
Views
742
Blowing Into Your Own Sail
Replies
25
Views
1K
Drag Forces and Terminal Velocity
Replies
8
Views
959
Why the need to be careful opening a switch on this RL circuit?
Replies
6
Views
958
Ratio of frequency between heavier and lighter part of composite cord
Replies
4
Views
628
Need help, to help, a friend with their HW (High School)
Replies
6
Views
714
Current in circular wire surrounding infinite solenoid in a circuit
Replies
7
Views
1K
Determining the sound level of a leaf blower
Replies
1
Views
742
Average velocity in different coordinate systems
Replies
27
Views
983
GRIN Lens - Gradient Coefficient Expression
Replies
5
Views
913
Help please on essay about star formation
Replies
5
Views
903
Torque on a Pivot Point With Multiple Forces and Different Directions
Replies
6
Views
2K
Variation of escape velocity with equal surface gravity
Replies
7
Views
1K
How to calculate gamma ray energies following beta decay?
Replies
12
Views
1K
Minimum force to tip the bin over
Replies
7
Views
966
Depth of a basketball floating on water
Replies
9
Views
879
Keplerian Telescope and real image
Replies
7
Views
1K
Concept about photoelectric effect
Replies
17
Views
1K
Dynamic system of self balancing robot
Replies
4
Views
749
Max inversion temperature for a gas (Dieterici’s equation of state)
Replies
4
Views
1K
Closed cycle of an ideal gas
Replies
3
Views
1K
Why is the tension in a massive cable always tangent to its portion?
Replies
5
Views
2K
Statistical mechanics: particles in magnetic fields
Replies
2
Views
614
Calculating Magnetic Field at Point P for Perpendicular Current-Carrying Wires
Replies
2
Views
1K
Calculation of Ramp Jump Distance Using Projectile Motion Formulas?
Replies
12
Views
1K
Help with designing a power generating system
Replies
3
Views
597
Max Impulse on a pendulum
Replies
1
Views
808
Angle that makes kinetic and potential energy of simple pendulum equal
Replies
2
Views
1K
Introduce a battery to an LR circuit
Replies
16
Views
1K
Planar pendulum with rotating pivot
Replies
7
Views
709
Sheet of charge - theory
Replies
1
Views
938
Cables, pulleys, 2 weights
Replies
4
Views
645
Balmer series experiment
Replies
2
Views
952
Spherical pendulum confusion [Issue resolved]
Replies
2
Views
544
Launch service between two stations along a flowing river
Replies
21
Views
1K
Book plots position & force on the same graph, still gets right answer
Replies
8
Views
853
Why is source force + electrostatic force = 0 inside battery?
Replies
10
Views
1K
Relativistic motion and length contraction
Replies
44
Views
2K
Circular motion doubt: Angular velocity vector for general planar motion about a point in the plane
Replies
6
Views
750
Critical frequency of Faraday Waves?
Replies
6
Views
1K
Find starting velocity from golfer launching ball
Replies
7
Views
682
Why is the electric field inside a conducting hollow/filled sphere zero?
Replies
2
Views
739
Slope of N - t graph of radioactive decay
Replies
2
Views
753
Question about Feynman diagram showing annihilation
Replies
4
Views
746
Coupled oscillator question
Replies
2
Views
669
Tension in a Two-Crate System on a Frictionless Surface
Replies
7
Views
736
Forces at play in a pendulum (conceptual doubt)
Replies
7
Views
657
How do I fix the signs in Faraday's Law in RL Circuit?
Replies
5
Views
1K
Resistivity calculation from two-probe resistance measurement of sheet
Replies
2
Views
649
Simple pendulum with moving support
Replies
4
Views
922
Change in the unit vectors
Replies
10
Views
750
Coupled pendulum-spring system
Replies
3
Views
820
Field transformations in the z-direction
Replies
7
Views
2K
Pendulum attached to a rotating vertical disk
Replies
2
Views
1K
The value of the spring constant k that I calculate seems too high
Replies
11
Views
913
Understanding the math of definition of electromotive force
Replies
1
Views
986
Length of string in a standing wave
Replies
19
Views
1K
Field due to an electric dipole (Halliday & Resnick, Ch. 27 problem 23)
Replies
3
Views
495
Understanding a very simply RL circuit
Replies
1
Views
788
Small oscillations of a simple pendulum placed on a moving block
2
Replies
73
Views
4K
Lab Exercise: Measuring "g" using Conservation of Energy
Replies
12
Views
868
Kinematics problem from a competition: Will the 2 sliding boxes collide?
Replies
6
Views
704
Flashing light beacon from Earth reaching spaceship moving away at 0.75c
Replies
5
Views
544
Rolling Sphere On Incline
Replies
1
Views
740
Block sliding on a semicircular track with friction
Replies
10
Views
2K
The maximum reversible work in thermodynamics (2)
Replies
1
Views
696
Formula derivation connecting vertical water flowrate & horizontal distance moved by a suspended sphere
5
Replies
207
Views
8K
Impulse and momentum / work-energy
Replies
5
Views
720
The maximum reversible work in thermodynamics
Replies
22
Views
1K
Do you graph the energy levels of a ##1s^1## atom the same as a ##1s^2## atom?
Replies
12
Views
853
Magnetic dipole moment and integration surfaces (Introductory Electromagnetics - Magnetistatics)
Replies
4
Views
848
Charge on a grounded conducting sphere in a uniform electric field, after ungrounding and movement
Replies
1
Views
1K
Conservation of momentum (center of mass) in projectile launches
Replies
15
Views
1K
Range of frequency heard by observer related to Doppler effect
Replies
8
Views
1K
Vertical displacement with time of a projectile
Replies
48
Views
3K
Spring Constant Force Problem Help
Replies
12
Views
740
Is current flowing into a battery always equal to current flowing out?
Replies
12
Views
1K
Total Internal Reflection and Transmitted Wavelength
Replies
1
Views
834
Understanding self-inductance in a solenoid.
Replies
3
Views
1K
Condition for resolution of two point sources of light
Replies
2
Views
721
How do I model this function? (Damped Harmonic Motion)
Replies
19
Views
1K
Emf in coil rotating inside magnetic field
Replies
3
Views
773
Refraction of light when traveling from air to glass
Replies
6
Views
1K
Finding critical angle: not sure which one is correct
Replies
13
Views
839
Origin of repulsive force on a magnet approaching conducting ring?
Replies
5
Views
1K
A wheel of radius r rolls along a curve
Replies
13
Views
1K
Electronic Circuits - Calculate voltage
Replies
4
Views
935
Newton's third law and weight
Replies
13
Views
937
Query related to Two-Dimensional Motion
Replies
9
Views
1K
Camera drone and speed of air below it
Replies
5
Views
861

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