Mechanics Forum

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High School How to make a Velocity Time Graph For Data?
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High School Understanding Stress Transfer in Pin-Tied Stone and Wall Interfaces
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High School Would my turning mechanism for my robot work?
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Undergrad What Does Negative Potential Energy Indicate in Colliding Iron Balls in Space?
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High School How to advoid water condensation in compressed air piping
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Graduate Can Space-Time Differ for Ionized Fuel in a Magnetic Field Near Light Speed?
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Undergrad General solution of harmonic oscillations
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Undergrad An apple falls from a tree, Does the moon move as a result?
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Undergrad Cylinder supported by two rollers
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Undergrad Friction ON wheels (say a car driving or accelerating)
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Undergrad Block on a Plane (Classical Mechanics)
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Graduate Adiabatic process in statistical mechanics
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Undergrad Most general dependence of acceleration
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High School What's the Difference Between Contact Force and the Normal Force
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10
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Undergrad Negative potential energy vs Positive potential energy
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Undergrad How Do Momentum and Kinetic Energy Influence Collision Outcomes?
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High School What does a rocket push against?
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Graduate Photodiode: pulsed vs. continous signal
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Undergrad Details in calculations from 19th century astronomy
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Graduate Normal acceleration of the Belt on the Pulley
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Undergrad Rubber band and a Merry Go Around
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2K
High School Force Needed to Push Bodies in Space: 100kg vs 1kg Mass
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High School Sound waves: why do air molecules oscillate?
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High School NASA: Hurricane Anatomy - Understanding Angular Momentum & Air Motion
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High School Simple problem for experts.... (work done lifting weights at the Gym)
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2K
Undergrad Rocket Thrust: Power Your Launch Into Space
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2K
Graduate Hamiltonian Mechanics: why paths in state space never cross each other
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Undergrad Static friction's role in walking
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Graduate Relativistic hydrodynamics: gradient expansion
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Graduate Criticisms of Jaynes' approach to Statistical Mechanics
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Undergrad Why is the pressure reduced when the fluid flows faster?
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Undergrad Boiling off Liquid Argon Using A High Powered Resistor
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High School Feeling Forces (like feeling gravity while in free-fall)
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2K
Undergrad Stokes' Law: Why does viscous drag depend upon the radius of the spherical body?
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Undergrad Eotvos Exp: Gravitational v Inertial Mass Equivalence
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Undergrad How does force change momentum?
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Graduate Derivation of the change of air pressure with height
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Undergrad Elastic or inelastic collision?
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Graduate Pressure felt by a piston, Mach number of speaker making the sound
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Graduate Boltzmann distribution and the number of molecules with a certain velocity
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Undergrad Boyle's Law and Applied pressure
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Undergrad Power Loss in Transmission Lines: AC vs DC Comparison Explained with a Model
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Graduate SciAm article: Trapping the Tiniest Sound
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High School Question about net work and displacement
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Graduate Where does the energy come from in the potential difference in the Hall effect?
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Undergrad How to relate the gravitational potential energy zero to the axes?
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Graduate Rotational Frame Transformations
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Graduate Can Math Model Real-World Camera Focusing Dynamics?
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Graduate Lagrange Equations of Motion for a particle in a vessel
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Graduate G forces when falling - proper acceleration question
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High School Debate over the experimental procedure for Newton's 2nd Law
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Graduate Question for anyone with Morin's "Introduction to Classical Mechanics"
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High School Calculating Stress on Car Motors with 4 Wheels
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High School Pressure of captured air under water
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Graduate Why is there no virtual work done by a rolling friction?
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Undergrad Angular acceleration of a pendulum on an accelerating train
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Undergrad Is Apparent Mass Loss Due to Air a Factor in Measuring Object Mass?
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High School What causes that water kettle sound?
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Graduate Why does a Polywell Fusion Reactor not generate net power?
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Graduate What is the approximate pressure at the center of a cool Earth with no gravity?
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High School Normal force of a body over a circular bridge
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Graduate Maximum work done by a body in an external medium
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Graduate How to Determine the Axis of Rotation
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Graduate Velocity Map Imaging: Understanding 3D Reconstruction
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Undergrad What slows an object during collision, force or loss of energy?
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Undergrad Physical model of the roulette wheel
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Undergrad Newton's Law of Cooling - "k" constant
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Graduate GR & QM: When Do They Disagree?
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Undergrad Bicycles: Question about Energy Conservation
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Undergrad Dumb question about inertia and rotational inertia
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Graduate Uncovering the Motivation behind the Principle of Virtual Work
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Undergrad Toppling a Hemisphere: Solving for Kinetic Energy in a Delicate Collision
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Undergrad Zero Friction on the Moon: Driving at Constant Velocity Without Air Resistance
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Undergrad How to Calculate the force to push a wheelchair up a ramp?
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Graduate How to characterize a power law field?
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High School How does inertia cause the water to stay in the bucket
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Graduate Rotation dynamics, dealing with impulse and oscillation
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Graduate Equalization of velocity components and momentum conservation
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High School What happens to the energy when you are holding a book?
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High School What is the angular velocity in the center of a rotating disc?
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Undergrad Calculating Speed Between Two Cars
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Graduate Question regarding potential formulas
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Undergrad Dogsled Friction: Effects on Speed & Force
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High School Help -- I don't understand work
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Graduate Finding Potential Energy for a Chain on Pulley System
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Graduate Is an epoch-based approach valid for modeling N-body systems?
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High School Hydrostatic behaviour - water in tube
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Graduate Finding potential using poisson's equation, not a homework problem.
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Graduate Bar hanging from two springs with unequal masses
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High School Are Brake Pads Affecting My Car's Stopping Distance?
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High School Why do some heats of matches go down first in a Cartesian diver experiment?
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Undergrad Finding acceleration with only height and time.
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Undergrad Question regarging pendulum axis and its motion
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Graduate Show PE to KE change in closed system is independent of initial velocity
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Graduate Average kinetic energy in 1 dimension according to the M-B Distribution
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Undergrad Definite and indefinite integration in the definition of work
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4
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Undergrad How to get the real object speed?
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22
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Undergrad Calculating Enthalpy Change of Ice Melting in Water
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Graduate Conservation laws in Newtonian and Hamiltonian (symplectic) mechanics
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High School Is acceleration still g if an object is dropped at a speed v?
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