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.
Rolling Sphere On Incline
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Block sliding on a semicircular track with friction
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10
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The maximum reversible work in thermodynamics (2)
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1
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730
Formula derivation connecting vertical water flowrate & horizontal distance moved by a suspended sphere
5
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207
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Impulse and momentum / work-energy
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5
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752
The maximum reversible work in thermodynamics
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22
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Do you graph the energy levels of a ##1s^1## atom the same as a ##1s^2## atom?
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12
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Magnetic dipole moment and integration surfaces (Introductory Electromagnetics - Magnetistatics)
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4
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872
Charge on a grounded conducting sphere in a uniform electric field, after ungrounding and movement
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1K
Conservation of momentum (center of mass) in projectile launches
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Range of frequency heard by observer related to Doppler effect
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Vertical displacement with time of a projectile
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48
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Spring Constant Force Problem Help
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12
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777
Is current flowing into a battery always equal to current flowing out?
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1K
Total Internal Reflection and Transmitted Wavelength
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859
Understanding self-inductance in a solenoid.
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1K
Condition for resolution of two point sources of light
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750
How do I model this function? (Damped Harmonic Motion)
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19
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1K
Emf in coil rotating inside magnetic field
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3
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796
Refraction of light when traveling from air to glass
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1K
Finding critical angle: not sure which one is correct
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13
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874
Origin of repulsive force on a magnet approaching conducting ring?
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5
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1K
A wheel of radius r rolls along a curve
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1K
Electronic Circuits - Calculate voltage
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4
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962
Newton's third law and weight
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13
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980
Query related to Two-Dimensional Motion
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9
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1K
Camera drone and speed of air below it
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5
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889
Graph of viscous force and velocity
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15
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1K
Projectile motion, initial height and range given, find initial velocity
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8
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1K
Need to derive a formula for the number of red giants
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1K
Question about time dilation
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22
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1K
Derive trig equations 4, 5, and 6 from 1, 2, and 3
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13
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Friction - same direction as motion?
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10
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Center of mass acceleration for an inclined plane and mass m
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18
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How Much Vertical Acceleration Does a Jet Need to Avoid a Hill?
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598
How Does Coriolis Force Influence Particle Motion in Rotating Systems?
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3
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1K
2 Masses attached by a spring in the vertical axis
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8
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1K
Minimum work done to push the cube over
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14
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1K
Gauss' Law for a conducting / non-conducting sheet
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5
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1K
Is the Charge Conservation Correct in This Meson Decay Feynman Diagram?
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8
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1K
Find the value of ##t## when ##P## returns to ##X##- Kinematics
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25
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Find the tension in the rope PQ
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7
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712
How Do You Correctly Cancel Angular Momentum in Physics Problems?
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3
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1K
Question about acceleration of free fall
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23
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Calculate voltage over capacitor and resistance
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7
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1K
Solve the problem involving the velocity - time graph
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3
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863
Question about the energy of 2 blocks with a spring between them
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12
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789
How Is Work Calculated on a Conveyor Belt with Friction?
2
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53
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2K
Find the initial velocity ##U##
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3
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888
How Does Energy Transform in a Bungee Jump?
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7
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659
2 Masses and a Wheel (with mass)
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6
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830
Horizontal force by block on a beam
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45
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2K
Calculate the frequency of rotation when a coin flies off a turntable
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8
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951
Trouble solving for end state of two control volumes in a rigid tank
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12
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2K
Help again in interpreting a pulley with a spring and a block
2
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52
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3K
Find the value of ##T## and distance of particle in the first ##4## seconds
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2
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970
A small disk and a bigger half disk
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9
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627
Making sense of sequence of ideas in MIT OCW's 8.02 notes on Faraday
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1
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1K
Rotating ball and string Rotational Kinetic Energy?
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6
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8K
Why Isn't the Spring Force Sum of Both Ends?
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5
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1K
What is the induced magnetic force on this closed current loop?
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Calculating the spring force constant K
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14
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Determining Inductance L in an LC Circuit
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2K
Power, force, velocity and tension...
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38
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How Do Power, Force, and Velocity Interact?
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14
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770
The ratio between two horizontal speeds in this pendulum arrangement
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629
Inelastic collision of two squares
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14
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701
Two bodies connected with an elastic thread moving with friction
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6
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1K
How to obtain correct negative sign in calculation of motional emf?
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2
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936
Normal force at the base of a ladder
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20
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2K
How Does Spring Compression Relate to Energy Changes?
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4
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757
Arrow being fired to centre of target
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6
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664
Change in the kinetic energy of a car driving up a hill
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3
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756
Horizontal force on hinge is affected by moving the block farther away?
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11
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737
Need help interpreting a spring-block problem
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35
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2K
Force components for mass attached to two springs
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15
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1K
Molecular speed distribution - most probable speed V
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13
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1K
Which way does this coil turn in a magnetic field?
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2
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811
Compare rotational inertia of 2 paper cups in 2 diff orientations
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12
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985
Are the Force Equations for Rotational Motion Accurate?
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24
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Particle projected from above a dome
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38
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Avg Power in a Rotational Energy/Work Problem
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6
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Centripetal force - Ferris wheel... Opposite results
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8
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1K
Why Does Light Diminish with a Phase Difference of 5λ?
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6
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Rolling Disk: dynamics versus energy analysis
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642
How to Calculate Water Leakage in an Inverted Bottle Experiment?
2
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55
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What is the time taken by a pulse generated at the bottom of a string to reach the top?
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8
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Determine the velocity of a package dropped from a satellite
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6
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694
Finding force between solenoid and magnet
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2
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639
Elliptical motion in polar coordinates
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Why Does Calculating Torque at the Ladder's Contact Point Not Work?
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5
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Cantilevered and line-loaded steel beam
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19
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1K
Proving the gravitational force of a solid sphere using integration
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5
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1K
Escape Velocity from Earth starting from its Centre
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27
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1K
Why Is Deriving the Motion Formula for Hoops More Complex?
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4
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1K
Electron motion on axis of a charged ring
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1K
Work energy theorem problem -- Block sliding up a curved incline
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10
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1K
For a translating block with slipping find the maximum force F
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2
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789
Fundamental electrokinetics problem calculation using Ohm's Law
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4
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735
Direction of electric field vector on the surface of charged conductor
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9
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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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