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.
What is the Work Done by a Heat Engine Operating on a Given Cycle?
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How Is Work Related to Heat in Thermodynamic Processes?
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Satellite following circular orbit.
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Adiabatic expansion in a thermodynamic system
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What is the threshold speed needed for this process to occur?
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Calculating Power for a 1300 Kg Sports Car Accelerating to 95 km/h in 7.3 sec
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Elastic and inelastic collision formula
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Calculating Slit Width Using Microwave Wavelength
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Calculate Heat Removed from 130 g Steam to Ice
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Comparing Two Identical Gas Vessels
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Is the Fugacity Equation the Key to Proving Chemical Thermodynamics?
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Diffraction grating (missing diffraction beam)
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Potential Energy Change of Mass at Earth's Radius
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Help with displacement and velocity of waves on a string (using trig)
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Calculating Relative Speed in Special Relativity: A Quick Guide
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Conserved kinetic energy in collisions in different frames
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AP FRQ, cue stick strikes a billiard ball, torque, COM, etc
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Shanghai Tian Yang Steel Tube Co.,Ltd
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How do i measure thermal conductivity?
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Help with thevenin - dependent sources
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Work done by motor pulling up elevator
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Solving a Horizontally Oscillating Ball Problem
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Annoying electrostatic question
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Pulling a box up a ramp - Newton's second law
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Calculate Length of Tinfoil Roll from Mass & Thickness
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Surface area of basket ball full of sand
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Proof of the equation of gravational potential energy
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Propagation of uncertainty problem
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Energy Changes of Cyclist: X to Y
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Is the beam in equilibrium with three forces acting on it?
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Diffrence between negative accelaration and positive decelaration?
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How Do You Calculate Average Speed If You're Given Distance and Time in Minutes?
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Initial Temp Homework: Copper in Water, Aluminum Cup
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Kinematics Free Fall problems help
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Kinematics free fall problems part 3 help
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Kinematics Free fall problems part 2 help
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Solve Moving Train Problem: Acceleration of -1.85 m/s^2
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Carnot Air Conditioner Question.
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Thermodynamics Need help for AP test in 40 minutes
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Calculating Heat Transfer from a Person in a Room
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Deducing the Elementary Charge from Milikan's Oil Drop Experiments
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How Does Voltage Variation Affect Power in a 100-W Heater?
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Pendulum hanging from a roller coaster
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MasteringPhysics.com problem (Electric Field)
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How Does the Lorentz Transformation Affect Observed Velocity?
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Solving a Simple Spring Problem: Understanding the Energy Principal
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Electron and Positron Annihilation
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Energy of a Binary System (Gravitation)
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Fm1m2 = Fm3m2 - 14Force on Blocks: Find Magnitudes & Directions
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Mass of Atom in a Mass Spectrometer
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What Forces and Powers Are Involved in Moving a Wire Through a Magnetic Field?
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Geometric Q: Determine Image Position in Long Glass Rod w/ Refractive Index
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How Do You Calculate Resistance and Current in a Carbon Block Using Ohm's Law?
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Determining Acceleration of Collar P on Rod AB
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Frequency of a pressure vs time chart
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What is the Equivalent Resistance in this Circuit?
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How Can I Make a Simple Electric Motor with These Materials?
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How Is the Total Momentum Calculated in a Two-Car Collision?
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How Does Gauss' Law Explain Charge Induction on a Shell from External Charges?
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How Does a Heat Engine Lift a Mass Efficiently?
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Electromagnetism and earth question
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Box up a ramp - Work and friction force (easy)
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What is the maximum height h of his jump above the end of the ramp
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Throwing a Short Put - simple Distance problem?
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Special Relativity and spacecraft
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Is the Thrust Problem on an Airbus A320 Jetliner Unsolvable?
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Harmonics Question; prove that v max of a mass on a spring is given by 2 pi f A
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Particle rolling on a circular path
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Finding Displacement Amplitude of a Pressure Wave
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Unleashing 1.8MJ in Just 1ns: The NIF's Power Per Pulse
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Angular Momentum of a Bird Flying Near a Building
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Calculate the magnitude and direction of the resultant force on the object.
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Coulombs Law solving for electrostatics force
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Acceleration-Constant speed-Deceleration over fixed distance and time
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Voltage drop and current for each resistor
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Simple Pendulum Equations: Period, Length, and Angle as Functions of Time
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Work with Friction: Calculating Force & Angle
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Difference between Maxwell-Boltzmann and Maxwell Distribtion?
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The Time Ratio of Objects A and B with Constant Power: How Do They Compare?
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Is the Work-Energy Theorem Applicable to Satellite Orbital Movement?
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Ball being shot out of a spring gun - Velocity
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Voltage in a 2 battery series circuit
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Simple Harmonic Motion on an air track
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How much work was done to overcome friction?
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Calculating EMF Around a Square in a Magnetic Field
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Evaluating double integral - jacobian help
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Solving Vectors Question: Wind Direction & Velocity
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Kinetic energy of alpha particle during decay
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What is the average density and free-fall acceleration of a white dwarf?
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Vector Velocity and Coulomb's Law
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Solve First Law of Thermo Homework: (DT/DV)s = -(DP/DS)v
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What is the correct approach for solving thermodynamics questions?
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Understanding Discrete Quantities in Electrical Charge
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Solve Silent Ringing Bell Homework Statement
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What is the force of friction on a 50 gram coin on a turntable?
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Chain with 2 links lifted vertically - Force
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Current using kirchhoff's loop rule
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Magnetic Field Problem: Magnitude & Dir of Electric Field
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Throwing a dart from a roof - Velocity
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Object in free fall - Velocity
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