Mechanics Forum

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Graduate Choosing unit vectors for harmonic motion problems
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High School How Can a Single Component Reproduce Billions of Sounds?
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2K
Undergrad Does mass impact speed on a ramp?
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Undergrad Finding the max speed of an object between two point
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11K
Graduate Molecular speed and energy distributions
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Undergrad Simple Harmonic Motion experiment
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Graduate Statistical Mechanics of Phase Transitions
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Undergrad Where Does the Momentum of a Rolling Ball Go?
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4
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Undergrad Are 7.1 surround sound headphones possible?
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Graduate Component of angular velocity in rigid body motion -- which is right?
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High School Conservation of momentum when two objects collide
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Undergrad Hydrostatics: What remains the same in a fluid?
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6
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Undergrad How Do You Determine Maximum Angular Separation in Vector Problems?
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Undergrad What Defines the Gravitational Pull of an Object?
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Undergrad Griffiths E&M and Convention of the Sign of Potential
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Undergrad Website for Classical Mechanics
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Graduate What is the variable A in the derivation for centre of percussion?
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Graduate Effective potential energy minimum
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Undergrad Bicycle pedal press power reading
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4K
Undergrad Is there a difference in explosive force between successive explosions?
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4
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2K
High School Terminal Velocity: Student Investigation & Incorrect Book Answer
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9
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3K
High School How does this train work? (vid)
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10
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Undergrad Newton's Rings: Darker or Brighter Central Spot?
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3
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2K
Undergrad Angular momentum in Uniform circular flow
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3
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1K
Undergrad Velocity calculation in US system from acceleration
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898
Undergrad Mechanical Waves: Essential Properties of Medium for Propagation
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2K
Graduate Measuring varied power per revolution of a bicycle crank/chainring
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25
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Undergrad Reason for motion after terminal velocity
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12
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3K
Graduate Are Pendulum Waves Truly Waves Without Physical Connections?
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10
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Undergrad Questions on Buoyancy: Equal Volumes, Different Depths
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20
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2K
Undergrad How Can Friction Force Be Measured and Compared Across Different Materials?
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5
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2K
Undergrad How Does Torque Balance Apply to an Upside Down Vertical Pendulum?
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2
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1K
Undergrad How can I better understand Newton's Principia beyond just reading the words?
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5
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2K
Undergrad What does the centripetal force equal? (generally)
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7K
High School Understanding Center of Mass: Is it a Vector Quantity & Its Direction?
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4
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2K
Undergrad EMT with pressure and volume question that might save lives
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4
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1K
Undergrad Is the Work Done in Rolling a Stone Less Than Lifting It?
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4
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1K
Undergrad Planning Space Flight: Change in Acceleration
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3K
Undergrad Speed of sound in turbulent air?
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6
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3K
Graduate What is the Best Kinetic Theory Book?
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Undergrad Calculating Max Flow Rate Through Pipe System
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2K
High School What is the maximum velocity of object A if its weight is doubled?
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4
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1K
Undergrad How Can I Efficiently Flip an Inverted Kayak Back Over?
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1K
Undergrad Identical Springs: Compressed vs Uncompressed Mass
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High School Efficiency of a Solar Powered Car
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High School Uniform & Non-Uniform Gravitational Fields Explained
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Graduate What is the frequency of the harmonic potential?
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5
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High School Inelastic Collisions: Momentum Conservation & Examples
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4
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High School Speed of Ball: Wet Pitches Increase Horizontal Velocity
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Undergrad Work, Energy & Power confusion
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2K
Graduate Unraveling the Concept of Energy Position in Classical Physics
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Undergrad Impulse of Dropped Balls: Higher Heights Explained
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Undergrad Gyroscopic precession: What provides the centripetal force?
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5K
Undergrad Frame of reference and Pseudo forces
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4
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2K
Undergrad What Are Beginner-Friendly Books for Learning Quantum Mechanics?
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5
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2K
Undergrad Why Does Kinetic Energy Change Near Light Speed?
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998
Undergrad Can Jugglers Cross a Bridge with 5 Balls and a Weight Limit of 50kg?
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Undergrad Understanding Dual Mass Spring System: Relating Acceleration and Oscillations
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Undergrad Calculating the force of air entering a vacuum
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16
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4K
High School Pressure cooker at 1 atmosphere?
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4
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High School Is hydraulic jack violation of thoermodynamics
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Undergrad Acceleration in Space: Questions & Answers
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Undergrad Did Newton write a glossary of physics?
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Graduate Is the expression still valid for large differences in radius?
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Undergrad Does the shape of a car produce lift or downforce?
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Undergrad Calculating Force given velocity and mass of two objects
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Undergrad Wave speed of a stretched string
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3
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5K
Undergrad Parameters of Moving Particles: What's Needed?
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976
Undergrad Does Zero Linear Momentum Always Mean Zero Kinetic Energy?
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4
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Undergrad Instantaneous velocity when non-constant acceleration
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Undergrad Zero Potential Energy: Does an Absolute Zero Exist?
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Undergrad Is blowing up a balloon a great analogy for Avogadro's Law?
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3K
Undergrad Understanding Conservative Force & Its Potential
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2K
Graduate Masses and springs in R^3XR^2 and K.G. Eq. on a lattice?
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1K
Undergrad How to Calculate Sliding Friction in Chain Conveyors?
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1
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1K
High School Question about Newton's 3rd law nd motion
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2
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Undergrad How does removing mass make it stronger?
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13
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Undergrad Anyone ever wondered is there a least Velocity, acceration?
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13
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Undergrad Bank Curve Problem: Normal Force on Moving Car
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10
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2K
High School Frictional Force: Motion Direction Example?
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5
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Undergrad Conservation of momentum and conservation of mechanical energy
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9
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Undergrad Impulse: Question About Momentum Transfer
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4
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3K
Graduate Can Hydraulic Circuits Transport Energy Without Compressible Oil?
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3
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Undergrad Solve Banked Curve Problem: tan θ = ν^2/rg
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4
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Graduate Gravitational Potential Energy Sign
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27
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Undergrad Centripetal Force: Why Static Friction is Used in Bank Curve Problems
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Undergrad Force of tension of spring and rope
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Undergrad Conservation of energy and time-varying forces
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20
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Undergrad Calculating Radius of Crater from Meteor Impact
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Graduate Solving the Tsiolokovsky Eqn for Velocity w/Time
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High School Center of mass and center of gravity
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2K
Graduate Understanding Shared Potential Energy in a Gravitational System
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5
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High School Centripetal Force and Constant speed
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8
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2K
Graduate Potential from a simple Quadrupole expansion
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5
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2K
Undergrad About writing vectors in physics.
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12
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Graduate Max Extension of Spring: Conservation of Energy w/ Masses M & m
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7
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High School Centripetal force and rotation
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3
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Undergrad Why is pressure considered a scalar quantity in fluids?
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5
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3K
Undergrad How much weight required to submerge this object?
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7
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4K
Undergrad How Do Bees Defy Physics to Achieve Flight?
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6
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3K