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.
How does an eddy current brake work exactly?
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what the relation between the amplitude magnitude and mass at resonance?
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5
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497
Ion moving through electric potential difference and magnetic field
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8
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965
Direction of travel of a plane wave given direction of electric field
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8
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564
How is centripetal force involved here? (charged mass sliding down a conducting hemisphere)
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31
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606
Mathematical representation of a pulse on a rope
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9
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377
Is This a Series or Parallel Circuit?
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13
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584
Planet moving in elliptical orbit around a star
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13
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532
Why can we add impedances in series?
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4
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830
How to understand the direction of tension in a charged closed ring?
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11
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441
Internal energy of a gas and kinetic energy, "typical velocity"
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5
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513
Damped harmonic oscillation
2
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64
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2K
Question on mirror and lens combinations
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2
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3K
Find the direction and the magnitude of Frictional force
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3
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488
Shortest distance along the shore and into the lake
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6
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602
Magnitude of magnetic field at different points near a capacitor.
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6
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481
How to find voltage across capacitor in RLC circuit?
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3
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772
Vertical circular motion
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8
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824
Can Geiger Counter Ticks be converted into particle/wave counts?
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12
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1K
Kinematics: Acceleration of a figure skater changing direction
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16
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766
Find the electric field at a point in 3 dimensional space
2
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50
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1K
The electric potential inside a conducting sphere with charge Q
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11
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713
X and Y coordinates of an oscillating object on a spring.
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3
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371
Simultaneous events separated by distance and time
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5
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435
Finding speed of spaceship traveling to star ##a## light years away
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8
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450
Stationary observer meaning in relativity problem
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14
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404
Particle moving at speed ##bc## relative to laboratory frame
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20
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479
Pendulum on moving train
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8
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395
Two cyclists ride between a pair of towns with and against the wind
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17
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737
Universal gravitation’s problem -- Balancing gravitational forces from 2 masses
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3
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383
Prove that the field due to a circular arc is same as its bounded tangent at the centre of curvature
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23
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600
Experimenting whether the diameter of a pot affects boiling time for water
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15
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1K
How to obtain amplitude of current in parallel RLC circuit?
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3
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481
Uniform Motion in 2D - A man chasing a bus
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20
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842
Understanding the generic nature of linearity in Physics
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2
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626
Ap physics 1 velocity center of mass question
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4
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457
Self-inductance of LC circuit given rate of capacitor discharge.
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6
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555
Formula for the average EMF of generator
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6
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442
Calculation of current in driven series RLC circuit
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8
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916
Magnetic energy density, self-inductance of coaxial cylindrical shells
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10
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717
Test question: What is true for a mechanical impact?
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7
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729
Find work given two conservative forces and a nonconservative force
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9
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537
Two candles making shadows of one another on opposite walls
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3
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595
Atmospheric pressure and water pressure - Boyle's law
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6
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471
Confused about how forces in a pulley balance
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6
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527
A vertical U tube rotates about the vertical axis -- Find omega to cause this height offset
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15
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515
IPHO classical mechanics: A mass falls on an exoplanet
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2
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540
Electric field & force due to charged insulating hemispherical shells
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12
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835
Induction heat flux density induced by wire in a slab
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0
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480
Non-Uniform Magnetic Field Calculations
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9
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886
Power Radiated From a Copper Cube
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3
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493
Modelling a metal detector using eddy currents from Non-Destructive Testing
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1
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467
Forces on Elliptical Current Carying Loop
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10
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395
Friction Required for Billiard Ball to Roll without Slipping
2
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60
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2K
How to find the potential of a field that has regions of non-zero curl
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3
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546
Sound Wave Diagram Help
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12
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464
Determine the velocity of the Slider
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5
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5K
Building a Marble Catapult
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3
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553
Gauge pressure due to a floating body
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4
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1K
Sign conventions for Kirchhoff's loop rule
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7
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883
Resistance force changing the velocity of an object
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8
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755
Thermodynamics: Cooling of a heated block of iron in contact with air
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29
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895
Work done by power supply to maintain a constant current
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0
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355
Unit vectors that change as a function of time
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13
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528
Electric field at a point inside a non-uniformly charged sphere
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6
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753
Looking for data about different types of carbon fiber chemical properties
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2
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364
Angular momentum conservation on a merry-go-round
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5
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783
Power dissipated over 1 cycle of a AC source-free RLC series circuit?
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6
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558
Angular momentum for a bullet and a rod attached to a ceiling
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17
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669
Force Between 2 Coaxial Current-Carrying Loops
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4
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470
How Long for a Beam of Light to Reach Earth?
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21
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770
Particle confined in 3D box - quantum states
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5
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646
How to Calculate θ3 After Finding θ2 Using Snell's Law?
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9
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364
Electric field vector equation: Finding the neutral point for two charges
2
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35
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1K
Find number of microstates of combined system
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22
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791
Experiment measuring the distance dependence of a suspended metal bolt from a magnet
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13
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559
Induction confusion for induced charge inside a metal conductor
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23
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598
Significant figures doubt
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3
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435
What would the slope of the force between 2 charged particles vs 1/r^2 give me?
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1
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318
Gauss' law and the potential V (plane layer case)
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7
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487
Water flowing out of a rotating vessel
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30
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558
Using Kepler's laws to calculate elliptical planetary motion
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7
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642
Help with Friction Forces: Box resting on a board on a frictionless surface
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5
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690
What is the unknown circuit element in RLC circuit given plot of V, I?
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4
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516
Find at what rate the orbit radius will grow
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30
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1K
Initial velocity of rolling ball
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2
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4K
Did my textbook make a mistake when writing these units?
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5
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528
Fresnel Lens - Solve for Lithography & Power
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0
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339
Physics about electric circuits: Changing the resistors changes the currents
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3
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449
Thermodynamic Work vs Mechanical Work
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3
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434
Classic Incline problem with cylinder
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13
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631
Using conservation of energy and momentum in projectile motion
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18
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764
Torque calculation of CV joint
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2
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544
Lagrange equation for block and incline
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13
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605
Fundamental quantities and derived quantities
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5
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429
Projectile Motion Problem Involving Initial Velocity and Gravity Only
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11
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751
Cart sliding along horizontal with spring connected
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11
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441
Does the voltage across a battery include its internal resistance?
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8
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582
Calculate electric force using Coulomb's law (vector components are the struggle)
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3
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620
Two tourists and a bicycle - uniform motion
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25
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927

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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