Introductory Physics Homework Help Forum

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Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
Minimum angular velocity of a point mass on a rotating rod
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Roller coaster mock Lab Report
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9
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704
Faraday's Law and magnetic flux
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3
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668
Physics exercise: Pressure in this Fresh Water Tank
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3
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687
Finding displacement from position time graph
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4
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636
Acceleration of beads on a ring
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5
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773
Rope between inclines with maximum length of hanging middle portion
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What is the derivation of the second equation for area velocity?
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Find in terms of ##h## when ##P## comes instantaneously to rest
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A stone is dropped from an ascending balloon...
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Any Edexcel A Level Physics Teachers Here - Paper 1 Q13?
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Coulomb’s Law Problem: Electrostatic Forces Between Charges
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817
Calculating flux through a plane cutting two concentric cylinders
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1K
Identical cones rotating while in contact with each other
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1K
Ford Nucleon -- Fission Powered Car Calculation
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652
Collision between snooker balls
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3
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758
Introductory Physics: Connection of Resistors ...
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15
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877
Friction on a spinning wheel when it is dropped onto the ground
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1K
Frequency to wavelength question (thermal Doppler broadening)
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3
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730
Working out the accelerations in a double Atwood pulley system
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1K
Acceleration of a Block Sliding Down a Wedge
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857
Calculating velocity of a particle if distances are constant
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11
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1K
How to find motional emf w/o an equation for mag field?
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7
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710
Calculating the voltage across capacitors and resistors with switches
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2
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780
Find V-I characteristic for this circuit with ideal diode
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2
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1K
Purcell Electromagnetism p.301-303: "the longitudinal current I flows, in effect, on the cylinder itself"?
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1
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779
Acceleration of the midpoint of a light rod
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3
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826
Work Done in slowly pulling a thread
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28
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1K
Field of contact forces
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6
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971
Determine the Thevenin equivalent circuit
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2
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2K
Angular Momentum Problem: Mouse walking on a rotating turntable
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5
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1K
Earthing of two parallel conducting plates
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11
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1K
Purcell 1.77 Electron jelly
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2
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866
How can voltage between unlike charges decrease with proximity?
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4
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800
Wave interference, "beats" problem
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19
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1K
Aerodynamics of a helicopter blade
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4
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921
Which pairs of these diagrams represent equivalent circuits?
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804
I want to know if the sketch I've drawn of the catenary suits the exercise
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11
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1K
Trying to study for my exam but got stuck on exercise
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7
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926
Direction and magnitude of electric field produced by current change
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8
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1K
Average battery current in battery charger
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7
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949
Electrostatics: Gauss' Law Problem Finding the Flux through a Conducting Spherical Shell
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9
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2K
Questions about a capacitor with 4 parallel plates
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14
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1K
Drop of voltage between terminals while conductive rod is rotating
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5
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888
Motion puzzle: Bird flying between a train and a platform
2
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84
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4K
Debugging a Kelvin Water Dropper
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10
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1K
Electric displacement field density equation
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1
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828
Calculating of currents in a circuit
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2
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736
Force to move a 24 tonne truck one foot in one second
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10
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1K
Why does the propagation constant in the Helmholtz equation include j?
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3
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904
Record Player Physics
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7
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1K
Dielectric boundary value problems
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2
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827
Polarisation of dielectric materials
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5
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740
Capacitors, equipotentials, and electric fields
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5
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956
How do you calculate the pull of this piston?
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27
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1K
Coin sliding on a table slides across an expanding fabric tape
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1
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723
Combined tensions of an RLC series circuit with AC current
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3
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894
Terminal velocity and acceleration
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7
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915
Clarifying the Definition Total/Stagnation Pressure (p₀) in Bernoulli'
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2
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958
A particle's momentum in a magnetic field
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3
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955
The energy needed to construct a charged hollow spherical shell with finite thickness
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1
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775
Calculation of charge flowing through a loop
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7
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845
Height of the image of my friend on the film
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2
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718
Focal length of the lens
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1
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654
Drone dragging a hose behind it
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24
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1K
Torque biomechanics
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6
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2K
(Answer check) for a work problem
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3
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716
Question related two different ways to do solution
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1
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659
CO2-powered metric racer car competition | help please?
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14
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1K
Force acting on one side of a fluid
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22
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1K
Coefficient of Restitution for a Hypothetical Collision where masses are not equal after the collision compared to before the collision
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6
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1K
Confusion regarding surface tension direction and force balance
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39
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2K
Convert to Center of Mass Reference Frame
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9
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1K
How far from the point of release will the ball hit the ground?
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16
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871
Irodov 1.23 confusion: Calculate distance traveled and time elapsed for this decelerating particle
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2
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870
What is force? How can we interpret the full definition of force?
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6
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835
Calculate velocities in COM reference frame for 2D collision
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27
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Inclined plane problem
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13
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1K
AP physics 2: Phase change in thin film interference
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1
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789
Calculate the speed and angle of the center of mass before a collision
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3
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918
Mastering physics homework: Mass oscillating on a vertical spring
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2
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716
Friction direction change in a inclined circular bend (car on a road)
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11
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1K
Induced current and force on circular loop in varying magnetic field
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4
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Problem on Radiation Pressure
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33
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Quick Physics Questions I found online and need explanations solving
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10
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805
Calculate the energy transferred given the voltage, current and time
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5
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748
This 3 mass atwood problem is confusing me
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4
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956
Left-to-Right Wave — How Does Particle X Move?
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23
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930
Computing the moment of inertia for a rotary inverted pendulum
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5
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846
Ball on a string thrown around a spool
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3
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885
Network Analysis, Kirchhoff's Laws, changing current source to voltage
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1K
Graphs of RC Circuit Responses
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3
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948
The problem of one tube and two balls on a plane
2
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60
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Calculating the Forces on a Charge
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7
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Ambiguous Problem Statement on Determining Speed of Aircraft
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13
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How does a transistor act as an amplifier?
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6
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840
How do I find the intersection of the wrench's LOA?
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4
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1K
Momentum: why don't the two carts become one?
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32
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1K
How to calculate the errors in the measured period of a pendulum?
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6
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754
Series and Parallel Circuits using symmetry
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10
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845

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.

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