Mechanics Forum

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High School How can a simulation improve understanding of the inclined plane for students?
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Undergrad Deriving formulas used for vectors in physics.
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Undergrad Universe expansion is accelerating?
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High School Definition of Torque: What Is Torque?
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Undergrad Why hot water freezes faster than cold water?
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Undergrad How Fast Must a Truck Travel to Knock a Motorcycle 3 Feet Away?
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Graduate Orbital Mechanics: Find Eqns of Motion w/ Initial Conditions
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Graduate Is Motion an Illusion According to Julian Barbour?
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Undergrad Why is tension present in the rope?
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Graduate CPU power consumed relates to information processed?
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Undergrad Power of human Heart and Brain
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Undergrad How can dimensional analysis be carried out correctly?
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Undergrad Calculate Car Impact Force on Steel Structure | Help Needed from Belgium
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Graduate Why Is Time Represented as 2d/v in Kinetic Gas Theory Calculations?
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Undergrad Could a pipe from the ocean's depths create a fountain effect on the surface?
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Undergrad Calculate Height of Manometer with 70KN/m^2 Diff Pressure
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Undergrad Speed of Water Wave: Frequency & Wavelength
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Undergrad Why Does My Swing Chair Keep Spinning?
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Graduate Drumstick Rebound: Physics Behind Stick Stroke & Rotation Point
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Undergrad Measuring distance a sound wave travels
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Undergrad How much does the McLane sampler weigh in water?
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Undergrad Is Power only defined for nonconservative forces?
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Undergrad Forces acting when we squeeze a ball?
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Undergrad Inverted Piano Action: Benefits and Drawbacks
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Graduate What is the influence of a lever arm's flexibility on torque?
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Graduate "Holey" Bullets Claimed to Go Faster
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Undergrad Contact pressure of piston rod onto a surface?
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Undergrad What exactly is moment, and when is it zero?
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Undergrad Can understanding physics improve my trampolining skills?
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Undergrad Optimal distance to accelerate projectile
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Undergrad Period of an object orbiting near the surface of the Earth
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Undergrad Physics final coming up when to use which principles?
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Graduate Ellipse Collisions: Resolving the Paradox
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Undergrad Sphere on a Flat Plane: 3 Points of Contact?
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High School Does friction oppose force or motion?
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High School Wheels, car and friction concepts
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High School Acceleration decrease on inclined air track
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Undergrad (Vector statics) Effect of a pulley on free body diagram?
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High School Speed of International Space Station
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Undergrad What Are the Best Fluid Mechanics Textbooks for Self-Study?
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Undergrad Rotational motion: air puck revolving Is it possible?
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Graduate Counterintuitive uniform bar torque question
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Undergrad Does the angle of a ramp with the ground affect velocity?
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Undergrad Pressure of a sphere on a regular surface
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High School How does Potential Energy converted into Kinetic Energy? ?
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Graduate Determining Angular Velocity Without Measuring Forces
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High School Can You make an object move faster than the speed it was hit?
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High School Work Debate: Does a Tire Do Work on a Quarter?
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Undergrad Kinetic Energy vs Momentum vs Power
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Undergrad Trouble calculating the Reynolds number
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Graduate Venturi Vaccum increase in Momentum
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Graduate Exercises in Statistical Mechanics
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Graduate Recoil of bullet passing through firearm barrel
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Graduate Hoyle's calculation of 7.65 MeV level of carbon nucleus
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Graduate Pendulum Damping force effect on amplitude over time
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Graduate Position vector in torque (and angular momentum)
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Undergrad Building a Fulcrum for Aladdin's Carpet: Torque & Weight Requirements
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High School What is the role of friction between objects?
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Graduate Pressures indenting surfaces that are stone, metal or skin
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Graduate (Fluids) Difference in stress or pressure between setups?
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Undergrad Is This Theorem for Calculating 2D Distance Original?
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Graduate Issue with radiated field, conservation of energy and Poynting vector
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Undergrad Calculating baseball pitch speed
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Undergrad Obligatory Newton to g force question, accelerometers drop
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Undergrad Is surface tension conservative?
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High School Kinematics: given 2 position vectors, time, and V of earlier
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High School Does v represent speed in kinetic energy formula?
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Undergrad How would music sound in a different atmosphere?
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Undergrad Wheel calculations (Power, torque, etc.)
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Undergrad Describing a system by position and momentum.
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Graduate Does Rolling Necessitate Static Friction?
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High School Relationship between friction and weight
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Undergrad Moment of Inertia: Is it an Unambiguous Body Inertness Characteristic?
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Undergrad Data for a potential and kinetic energy experiment
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Undergrad Units Mismatch in Analytical Mechanics Textbook
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High School Pressure per square inch to pressure per square foot
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High School Normal force: two boxes with different mass?
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Undergrad Centripetal combined with Gravitational Force
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High School Centripetal Acceleration Outwards
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Graduate Conservation of Momentum and Lagrangian
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Undergrad Calculation of Counterbalance Mass
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Graduate How to get equation for overdamping
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Undergrad Is the tangential acceleration component always zero(wheel?)
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Graduate Rotational motion thought experiments
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Undergrad Why will a pipe pulled around a curve rotate no torque
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Graduate The Fundamental Assumption of Statistical Mechanics
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Graduate How to convert magnus effect from 2d to 3d?
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Undergrad Kgf/cm2 help (subsea pressure)
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Undergrad Conceptual Question Involving Fluids
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Graduate Calculating power in a superconductor
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High School Annoyed about coefficient of friction -- What is lowest possible?
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Graduate Always 100% relative humidity over water? Supersaturation?
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Graduate Active force of spring on mass (D'alemberts)
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Undergrad Rotational motion -- Ball rolling back and forth on a U-shaped ramp
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Undergrad Why do the forces not net out to zero in a system in static equilibrium?
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Undergrad Easier description of fictitious forces?
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High School Inertia of a Body: Explaining the Impact on Falling Passengers
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Graduate Anyone here know how a ranque hilsch vortex tube works?
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Undergrad Am I doing this right? The Boxers punch (not for school)
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Undergrad In space, an accelerating platform hit my feet from under
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