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.
Relation between Friction, Velocity, and Acceleration
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16
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365
Is this statement acceptable? (time derivative of a rotating vector)
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4
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341
Entropy Change For Van Der Waals Gas
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5
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307
Maximum Power dissipated at load resistor
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3
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503
Poiseuille law and friction force help
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5
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347
Reversible, adiabatic expansion - Entropy Change
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5
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379
Linear momentum but quadratic kinetic energy?
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4
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299
Are there two downward forces acting on the pivot of the rotating rod?
2
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67
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1K
Thermodynamics: Violating Clausius => Violating Kelvin
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10
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442
The motion of a skateboarder along and above a ramp
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2
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284
Deriving the particle's motion using numerical integration
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5
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338
Circular motion, coin on a rotating disk
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2
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305
Angular velocity- A toy train rolls around a horizontal track
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8
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356
Steady state circuit
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7
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309
Solving Kinematics Problem: V_o & Max Height
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7
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2K
Additivity of thermodynamic potentials?
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1
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266
Two Forces Acting Simultaneously
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6
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318
Electric field of a finite linear distribution of charge
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18
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557
Conversion factor when converting from SI to natural units
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1
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287
How do I calculate forces in a truss cross section?
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2
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276
Clausius' Theorem and Entropy
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8
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363
Circular argument? Justification of equipotential points
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16
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468
Is My Calculation of Work Along a Defined Curve Correct?
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4
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395
Thermodynamics of a Heat Engine - (First/Second Law)
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2
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284
Finding the distance of a peg so that a pendulum can circle around it
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2
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315
Energy of springs connected in series and parallel
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13
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416
The specific work done on an ideal gas during an adiabatic process in a piston-cylinder system
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13
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500
Relative electrical energy consumption for different light bulb color temperatures
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3
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295
Frequency of Reflected light in special relativity
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1
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263
Confusion about work done by a gas - Thermodynamics
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15
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669
How do I find the intersection of the wrench's LOA?
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0
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262
Thermal exchange between warm object and ideal gas
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2
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434
Thermodynamics: Two gases in a container
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1
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274
Show that the radius of the exoplanet is about 1/2 of Earth’s radius
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2
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339
Total Energy vs Average Energy (Thermo)
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11
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419
Electric flux from line charge through plane strip
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8
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6K
Investigation into electric guitar pickups
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4
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2K
Electric field created by point charges
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6
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310
Confusion about applying Faraday's law to a circuit
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3
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611
What's the energy stored in a parallel plate capacitor?
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14
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433
Mass Pulley and torque -- Confusion in this Atwood machine problem
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11
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412
Derive Gravitational Force and Field between two identical rods
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1
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275
A particle slides down a non-fixed hemisphere
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3
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326
Two spring-coupled masses in an electric field (one of the masses is charged)
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1
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441
Find the equivalent resistance of this circuit
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31
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3K
How Do I Draw a Decay Scheme in Radiochemistry?
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1
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324
Determine the type of measurement by classification
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2
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303
Rope tension problem: Mass hanging from a rope tied at an angle
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21
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460
Potential in spherical shells
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2
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363
Internal Resistance Affect the Balancing Length in a Potentiometer?
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12
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435
Robot starts to overturn when reaching to pick up a load
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2
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327
Distance rolled of sphere vs cylinder with same m, r, and v
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5
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325
Determine energy required to stop rolling mass
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10
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320
Required force for sphere start rolling
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2
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301
Conservation of String Exercise
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5
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386
Reflection and Transmission of String Waves
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8
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403
Tension in a rope hanging between 2 trees
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24
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670
How do I calculate the Tension in a rope going over a smooth pulley?
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19
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494
Liquid rocket engine excercise
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1
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610
Connecting a number of EMF sources in a circle to form a circuit
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9
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489
Friction force on a ball falling through a body of water
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9
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578
Is the Trigonometric Analysis of Conveyor Belt Forces Correct?
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6
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353
Gradient and Divergence in spherical coordinates
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3
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1K
Making a vehicle go straight on carpet
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8
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368
A Braking System with Spikes for Cars
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4
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403
Torque on a Circular Current Loop under a Misaligned Magnetic Field
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1
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489
Rod with Current on Rails in Magnetic Field
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12
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590
A problem in applying Kirchhoff's Voltage Law
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1
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374
Body attached to a block by a spring, shaped like an inclined plane
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1
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378
Ball revolving around a massive disc and a cube placed at centre
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1
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446
A cylinder rotating on a plane with friction and then moving across a frictionless plane to a collision
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1
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419
Finding the intermediate height of a ball in terms of its maximum height
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3
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431
Time taken for a planet to collide with the Sun
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10
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419
Why is there no current flow in the middle branch? (Circuits problem)
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8
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475
Temperature dependence of resistance
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6
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461
Find the density of surface charges at the boundary of two conductors with different resistivities
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6
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463
Trying to tie two runners of different speeds over a race
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30
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727
Can Energy Conservation Solve the Angular Velocity Problem?
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6
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414
How do we represent a triangle wave for input voltage in this circuit?
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3
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420
Find V-I characteristic for this circuit with ideal diode
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1
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498
Why is Radial Acceleration Ignored for a Rotating Board?
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9
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523
Concept of different accelerations on rotations of rigid bodies
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10
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553
Relativistic Decay and Separation Between Moving Nuclei A and B
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1
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435
Looking for observed rotation periods of various Foucault pendulums at different latitudes
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6
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504
Textbook 'The Physics of Waves': Varying Force Amplitude
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3
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457
Expression for magnitude of the constant friction force
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7
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507
Energy conservation equation to find equation for final velocity
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4
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550
How Many Eggs to Turn a 40lb Flywheel in a Vacuum?
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10
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582
Effect of rim width on a frisbee's stability and range
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8
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455
Rocket + Connected Body Dynamics problem
2
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47
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1K
Quantum Mechanics Boundary conditions
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3
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368
Uncertainty in particle position
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3
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315
Reflection probability in Quantum Mechanics
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2
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314
Why is the direction of kinetic/static friction up a ramp?
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7
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489
Heated gas pushing a mercury column out of a cylinder
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10
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480
Temperature of two subsystems at equilibrium
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7
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490
Doppler Effect Question: Flying Bat Echolocating a Mosquito
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12
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651
Final momentum of box with reflective interior hit by ideal laser
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4
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541
Explain why applying different forces to objects of different masses result in different accelerations
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9
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727
Incandescent Bulb - suitable approximation for voltage-current curve
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2
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449

Intro Physics Homework Help

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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.

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