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.
Uncertainties For Wave Packets
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Separation of variables: Wave equation governing a string with fixed ends
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Interpretation of Negative Time in Minkowski Diagram
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Order of events in a train traveling at v = 0.76c
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Physics Exam Preparation: General question about auxiliary quantity and linearization of a function in physics
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27
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Velocity vectors; arrow length
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891
Electrical Circuits - Parallel vs. Series
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Frequency of pendulum in the presence of electric field
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Electrostatic force on a test charge by uniformly charged annular disc
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Energy stores and transfer on a rollercoaster
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22
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991
Truck accelerating down a ramp
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Question about Momentum and torque
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10
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Spring scale tension
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1K
Torque acting on dipole
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Leakage of Air in a Spacecraft
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Simulation of Elastic Collisions
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Charge separation of O-H bond in water molecule?
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12
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920
Resonant frequency of L - R||C circuit
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Which one is a correct statement about oscillation?
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Why doesn’t my electric motor work?
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646
Scientific inference skill
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701
Find speed of CoM after collision between ball and "square structure"
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3K
How to make a motor for an assignment
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6
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760
Doubts on Diodes: Circuit Solving
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10
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1K
Dimension Analysis -Turkey Cooking
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Finding oscillation of SHM of this rod, mass and spring
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11
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861
Upside Down Paper-Glass Water Experiment
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846
How to read spacetime (Minkowski) diagram for proper length
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7
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752
Velocity required to escape the solar system
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1K
How do you calculate the margin of error in Physics?
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10
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839
Simple harmonic motion question
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3
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758
Gauss' Law for Non-Uniform electric fields
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17
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848
If closed integral of E.dS is zero over a surface, then...?
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14
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905
Gauss' law: Cause and effect relationship on the flux
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22
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1K
No Electric Charges if No Electric Field in Region
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22
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3K
Least Square Method to fit a line to a set of datapoints
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11
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922
How to Calculate Center of Pressure (hf) for a Tank?
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772
Maximum electric field from a blob
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7
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794
Maximum tension in thread connecting loads
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13
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1K
What frequency will the bat hear?
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15
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976
Work done by gravity on a hanging chain?
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22
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1K
Tension in a supporting thread after a second supporting thread is cut
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16
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845
Entropy Change Confusion
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7
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935
Hot air balloon question with bouyancy
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5
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915
Pulley Problem on an Inclined Surface Using Energy Methods
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16
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1K
What is the tension in a charged ring?
3
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Pseudo Forces on a Mass in a Groove on a Rotating Disc
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5
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824
Vertical Wall approaching Man - Impulse and Momentum Conservation
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10
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997
How to calculate the moment of inertia of a rectangular cuboid?
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5
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859
Potential energy of an electrostatic system in equilibrium
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1K
Gauss' Law: Conductor, Insulator, Electric Field
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7
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Ambiguous question on momentum and how it works...
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13
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1K
Find the work done by a spring using potential energy considerations
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4
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743
Relationship between pressure and temperature for liquids
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17
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3K
Archived Displacement and Momentum, particle in cathode ray tube with variables
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5K
IBDP Extended Essay Ideas -- Help please
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Calculating Oscillation Period and Spring Energy in a Three-Mass System
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4
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755
Electric Field of a Toroid carrying a changing current I = kt on axis
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2
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861
Pulley system problem: 6 Pulleys and 1 Mass
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5
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934
Signs in torque - different analyses using different sign notations?
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11
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783
Why is the slope steeper in the given diagram?
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950
Are the 2nd and 3rd problems in this video correctly solved? (charged dipole and organ pipe problems)
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1K
Mirror placed horizontally between two half convex lenses
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11
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1K
Billiard Ball, Conservation of Angular Momentum, Force below CM point
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6
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963
Two vertical bars are connected at the bottom via resistance......
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7
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1K
What average power does the boy need to produce?
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12
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784
Projectile motion of two balls off a cliff
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4
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873
Focussing a collimated beam using a diffraction grating
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713
Vertical spring & maximum length
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1K
Lens Maker's Formula - Confusion in the derivation
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15
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1K
Energy of particle in simple harmonic motion
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13
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An ornament for a courtyard at a World's Fair is to be made up of four large metal spheres
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7
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867
Springs and Pulleys - Force analysis
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18
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1K
Confusion Calculating Young's Modulus
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5
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Looking at the color vs line spectrum
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2
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586
How can I calculate the uncertainty of the mean with Gaussian error propagation?
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15
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945
How to show 400 neutrinos are present?
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656
Change in apparent magnitude of a star after exploding
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3
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760
How do I correctly analyze the mass balance of a tractor seat?
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3
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663
Just looking for confirmation for a torque calculation
2
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I solved few questions on kinematics -- Is my working correct?
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10
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Tension Question for Ship Container and Wind Gust
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12
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Pressure and temperature phase diagrams
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715
Solving for Work Done When Accelerating a Mass
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Question about springs and rotational/translational energy
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1K
Question about Rutherford experiment: Which of these could not be concluded?
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Equilibrium problem: Multiple forces acting on this hinged, supported beam
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Freefall chord through the Earth -- calculus proof
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Find the coefficient of stiffness of this spring (with non-negligible mass)
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9
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809
Friction of a sliding mass on a slope
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4
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704
Is it possible to measure SQRT(2) kg with a scale?
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625
Trying to understand the relationships between Forces, Mass and Inertia
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10
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938
What would the voltmeters measure?
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7
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615
Siren frequency heard by observer when an ambulance passes
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26
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How to solve this kind of problem? (Mechanics Theory)
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16
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Energy in simple harmonic motion--car problem
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4
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711
Why am I calculating the unknown mass of ice incorrectly?
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22
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958
Question about absorption line spectra
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21
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What does it mean that when light is reflected the "wavelengths of each contributing hue are subtracted"?
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16
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Newton's 3rd Law of Motion: Is the Punching Bag punching back?
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4
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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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