Mechanics Forum

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Undergrad Force, Springs, and Walls: How do They Respond?
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Bucket Tying & Rope Selection for Faster Spins
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Undergrad What is the maximum possible pressure that can be achieved on Earth?
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Undergrad The Speed of Sound: Changing with Medium
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High School Camera Flash Pop Sound: What Causes It?
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High School How Long Does It Take for an Accelerating Car to Overtake Another?
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Undergrad (Change of) momentum/ velocity
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24
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Graduate Inquiry about Damped Oscillators
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Undergrad Question about Drift Velocity in Hall Effect
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1
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2K
Graduate Can a membrane create standing waves in the shape of a cube or cone?
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Undergrad Vertical and horizontal circular motion: How to identify the centripetal force?
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Undergrad Simple Harmonic Motion: Why is acceleration positive at maximum displacement?
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Graduate What Determines if a Fixed-Leg Table Can Flip?
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12
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Graduate Confusion with the centrifugal foce and potential energy
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3
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High School Understanding Projectile Motion: A Grade 11 Student's Perspective
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3
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Undergrad Is Our Weight Measured in lbm or lbf?
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Undergrad How to find the muzzle velocity of a launcher?
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Graduate Inelastic collisions, impulse, energy, and swordfighting.
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Undergrad Frictional Force in Circular Motion
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Undergrad Galileo and Newton: Close is Good Enough for Discoveries
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Graduate Rigid body, torque and moment of inertia
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6
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2K
Graduate Work done by gravity - what is wrong?
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3
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Undergrad Hamiltonian in Classical mechanics?
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2
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Undergrad Boiling point Atmospheric/hydrostatic pressure
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6
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Graduate Determine particle position knowing the velocity field
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4
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Undergrad How Does Releasing an Object Affect Tension in a Pulley System?
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2
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Undergrad Centripetal force of a ball swinging
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High School How to test f=ma using trolley and ticker timer?
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4
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3K
Graduate Understanding Angular Displacement in Weakly Damped Harmonic Oscillators
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2
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Undergrad The Field Equations of Newton: Understanding the Basics
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6
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Undergrad Why Is Weight Always Considered Positive?
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Undergrad Melting point of ice decreases with increase in pressure
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Undergrad Finding the optimal launch for a projectile?
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Graduate A problem about virtual work principle
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Undergrad Solving the Problem: A Bullet is Fired Horizontally Aiming at an Object
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Undergrad Hinged rigid beam vs mass free fall
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Undergrad Apparent weight and kinetic energy
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Undergrad Using Newton's 2nd to find optimal launch angle
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2
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High School Why does water boil faster in high region than low region?
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5
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Graduate Deriving gravitational potential energy (by bringing mass from infinity to r)
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Undergrad Calculate speed of vehicle vs distance of pedestrian traveled
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2K
Undergrad How to calculate maximum surface pressure a silicon wafer can withstand?
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High School Mass vs Inertia: Is Inertia Necessary in Physics?
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Undergrad How does striking a block off-center affect its energy?
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High School If an object rolls off a tabletop is the vertical velocity initially 0?
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Undergrad How much farther will more aerodynamic object fly at higher speeds
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Undergrad Is Centripetal Force Affected by the Earth's Rotation?
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High School Kinematics: Initial Velocity, Acceleration, Displacement & Time
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Graduate Acoustic pressure & particle velocity phase - plane vs spherical waves
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Undergrad Angular momentum - kleppner and kolenkow - derivation or definition?
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Undergrad Impact on glass and consequences of said impact
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Undergrad 'Direction' of Angular Momentum
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High School How do bombs create shock waves and blast waves?
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Graduate Circulating a fluid at a very high speed in a spiral pipe
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High School Acceleration And Velocity Problem
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Graduate Total moment of shear stress about the center line of a cylinder
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High School Understanding Force Basics: How to Calculate Impact and Damage from a 0.4m Fall
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4
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Graduate Variables in lagrangian vs hamiltonian dynamics
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High School Pulley Equations: Learn How to Calculate Lifting Power
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Undergrad What Is the Optimal Size for a Windmill Given Constant Wind Speed?
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High School Why does fluid flow faster in a narrow tube?
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Undergrad Torsional Oscillator: Historical Background, Applications, and First Physicists
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High School Finding distance traveled with only time
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High School Potential energy for a spring law
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Undergrad Energy and work of wind turbine
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High School Which Object Travels Further: Mass or Velocity?
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4
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Graduate Mass Distribution & Center of Mass: Why Does 1/r^3 Not Work?
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High School Which is harder to crack: a smaller or larger screen?
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Undergrad How the velocity of rain relative to the driver in car increases?
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Undergrad Rollover Calcs: Find Speed to Tip Trolley
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Graduate Time period of a heavy spring with an attached mass at the end
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Undergrad Calculating Torsional Force - Compression Springs
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Graduate How to develop a Parabolic Velocity Profile in 3D tube/channel flow
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High School Friction force without coefficient of friction?
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7
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Undergrad Can Kinetic Energy Be Transferred Without Direct Contact?
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7
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Undergrad Can I get some help with my investigation?
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High School Help with Pulleys: Weight on Anchored Rope?
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2
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Undergrad Can Newton's Second Law be Derived from the Work Energy Theorem?
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Undergrad How torque and friction cause wheel to roll
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High School How can a horizontal component be of sin? Error in book or my brain?
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Undergrad Forces while squeezing toothpase tube
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8
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Graduate Eulerian vs Lagrangian approach in fluid mechanics (wave example)
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High School Conversion of KE when a force does not do work
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Graduate Calculating rotation based on multiple accelerations
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14
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High School Why does wave speed affect wavelength but not frequency?
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7
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Undergrad Query regarding to the frame of reference
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3
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Graduate Lagrangian Dynamics: Potential Energy formulation with spring and gra
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Graduate Dividing by m to make conclusions for m=0
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Graduate Can a perfect circle exist in the real world?
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Undergrad Vertical spring and unattached mass
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High School Could transverse wave on a string could be used to produce sound?
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Undergrad How Does Momentum Compare to Kinetic Energy in Stopping a Vehicle?
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Undergrad Full solution for the simple pendulum
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High School Potential Difference in Circuits
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Undergrad In a barometer, if we replaced the mercury with alcohol and water?
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Undergrad Coana-Effect over a convex surface-causes(liquid and gas flow)
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10
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High School What is the Relationship Between Friction and Mass of an Object on a Slope?
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5
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Graduate Confusion about gradient in classical mechanics
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Undergrad The application and Significance of group velocity
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Undergrad This webpage title could be: Understanding Differentials in Fluid Mechanics
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