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.
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Homework Help Guidelines for Students and Helpers
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Hey I posted in homework help but now it's gone
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Homework Help: Introductory Physics Formulary
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Understanding solution to equations of motion of n coupled oscillators
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Charging of a battery mechanism
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Why is current constant through a resistor?
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Polar Moment of Inertia
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How does a simple circuit work?
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Why is the current in a conductor equal to zero when not connected to a circuit?
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Why does electric potential energy increase if you move against the field?
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Determining angular velocity of weight attached to a cord and cylinder
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Force on a block placed on a rotating disc, calculated in different reference frames
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Electromagnetic force on a positively charged particle
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Why would this be accelerating positively?
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103
Calculating the Relative COG of Two Masses
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Pistons placed on top of communicating vessels
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How would I find data on the Luminosity of Cepheid variables?
2
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Is Linear Momentum Conserved in This Case? (sliding box hits a floor tile)
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104
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Notion of an integral as a summation
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Ray optics: velocity of image reflected off a moving mirror
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108
Analyzing torque of an automobile engine
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Confusion over acceleration of gravity as positive/negative
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A cylinder has two sides containing gas and water separately
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Finding the angular velocity of a pendulum
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Number of bright fringes given by diffraction grating on a screen
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How Many Lines Per Millimeter Does the Diffraction Grating Have?
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What’s gone wrong with my derivation of the Lorentz Factor?
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155
Find ratio of brightness & the distance the 6th dark fringe is from central fringe
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Coulomb's law to find electric field for charge density function
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Find smallest distance x from y-axis for both constructive & destructive interference to occur
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Find smallest value of y for constructive interference
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EMF induced in moving rod in B-field, why is "L" length of wire frame?
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Why is vertical displacement second order in horizontal displacement for coupled oscillator?
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Induced EMF due to a moving magnet
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Application of Derivatives
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How to calculate pressure when two forces are exerted
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Equivalent resistance of this 6-sided circuit
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Please help with this suggested solution involving electrostatic press
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Find the change in the time required, if acceleration increases by the differential amount 'da'
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Solving for potential using surface charge density of a sphere
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129
Tension in a string which connects 3 pulleys
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Gaussian wave packet problem
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128
Particle in one dimension wave function from Quantum Mechanics
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Minimal distance between two planes moving perpendicularly
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Analyzing acceleration of block on a ramp connected to a pulley
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Friction problem of a block sandwiched between 2 surfaces
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How friction acts on a block moving down a slope moving side to side
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How to find the equivalent resistance of this infinite circuit?
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Find the equivalent resistance of this circuit
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The div in cartesian coordinates
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Find the location of the diver's reflection in the convex mirror
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Find the electric field between 2 finite discs
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Find the location and length of the final image
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Man pulling a boat along the water with a rope (from above on a steep bank)
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Material Selection - Hooke's law [not]
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Tension Force Problem (applying Work-Kinetic Energy Theorem)
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Falling mass, additionally accelerated by a rope
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Calculating torque on a pendulum
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Electric field lines outside a neutral conducting spherical shell
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12
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How to calculate quality factor for RLC circuit?
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6
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191
Gauss' law for charge distribution of a point charge at the origin surrounded by an insulating sphere
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Mass atop four springs with external input: Reduce vibration amplitude by factor of ten
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What is the meaning of the intercept of a particular solution to damped oscillator?
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What mass must be placed on the cord to keep the pulley from rotating?
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Ratio of volumes in a vertical cylinder with a piston
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Estimating damped harmonic oscillator parameters from this plot of the oscillations
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A rod that falls while rotating from the end of a table
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Question about Projectile Motion: Throwing a Flower Pot from a Balcony
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Doubt regarding View factor/shape factor of infinite inclined plate
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The speed of the point of intersection of two uniformly moving lines
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Theoretical velocities at different heights sliding down an inclined plane
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How to determine if electrical components are connected in parallel or in series?
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Electric flux through an inclined cylinder
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A charge q approaching two stationary charges q1 and q2
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Analyzing this 2-lens optical system
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Charge conservation for 3 parallel charged plates
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Force transmitted to a block in viscous fluid through a spring, cord, and pulley
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Two Inverted Pendulums connected by a rope
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Gauss' law problem -- Should the field due to both the inside and outside charges be taken into account?
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Help finding the change in potential energy in this problem
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Textbook 'The Physics of Waves': Linearity of Forced Oscillator
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248
Induced currents on a pair of separated dipole antennas
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160
Thermodynamic cyclic process - 2 isobaric and 2 adiabatic
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164
Ball launched from a height of 5 meters --- Projectile motion
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Block on top of an inclined plane, with a rough surface, that moves with constant acceleration
2
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Energy analysis of the system (leaking bucket from Morin's "Mechanics"
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Textbook 'The Physics of Waves': Lifetime of SHM Oscillators
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Textbook 'The Physics of Waves': Calculating Work Done by Force
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Textbook 'The Physics of Waves': Reason to force us to consider complex solution for harmonic motion?
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Is there a limit on how much energy a photon might have in a FOR?
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How to parametrize motion of a pendulum in terms of Cartesian coordinates?
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Is the line integral of tangential force in pendulum equal to the negative of change in potential energy?
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What is meant by small oscillations for this potential energy function?
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Initial velocity of bird landing on horizontal wire modeled as spring
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198
Circular motion of a Weightless rod
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Electric field of point along the central vertical axis of a triangle
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Proving Newton's 3rd law from conservation of momentum
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Finding speed of two billiard balls in elastic collision
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223
Electromagnetism - Infinite plane of charge & Tension
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193
Measurement of the Stefan-Boltzmann constant
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Why is the superposition principle valid here?
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Morin 3.7 -- Block sliding sideways on an inclined plane
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Mass vs. Weight
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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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