Mechanics Forum

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Undergrad What is the fuel weight required for a Mars mission?
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High School Why work is force times distance?
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High School In projectile motion, why we take y-component for 'TF'?
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High School Lead vs. Rubber Bullets: Which is More Effective in Stopping a Bear?
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Undergrad Comparison of movement of Disc and Hoop
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High School Can I use three equations for the same concept?
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High School List of drag coefficient for basic shapes has no angles
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Undergrad Cause of water pressure in pipework
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High School What does it mean by "the body covers equal distance''
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Graduate How Does Converting a Cylinder to a Sphere Affect Pressure Gradient?
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Graduate How is momentum conserved in phase mismatch?
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Undergrad Motion of particle changing forces
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Undergrad Air-powered water balloon launcher, Which weights to use?
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Undergrad Does acceleration go to zero instantaneously?
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Graduate Pressure in canonical ensemble
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Undergrad Two separate "gravitational potential energy" equations?
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Graduate How long would it take to stop the rotation of the Earth?
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Graduate Pressure test containment wall thickness
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Undergrad Velocity after Free Fall and after Motion down an Incline
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High School Move a mass on frictionless surface in a vacuum chamber
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Undergrad My First Post: A Contradiction in Simple Free Fall?
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Undergrad Experimental determination of the moment inertia of a sphere
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High School Can this scenario produce enough energy to be useful?
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Undergrad How are Bamboo Copter Toys Stabilized?
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Undergrad Bernoulli effect in multiple channels
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High School L bracket vs reverse L bracket
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Undergrad Why do the intake spikes on the SR71 Blackbird point down and inboard?
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Graduate Rotating disk and its dynamical parameters
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High School No sound in vacuum? So can I clap more?
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High School Can Forces be Used to Derive the Equation for a Rocket?
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Undergrad Which object will hit the surface of a planet first?
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High School Speed of the brain/ Speed of thought: How to determine them?
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Undergrad Torque and Angular Momentum Vector Question.
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Undergrad What's the difference between pushing/lifting a weight?
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Undergrad Dropped objects hitting the ground at the same time?
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Undergrad How to determine the center of gravity of a satellite
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Undergrad What factors affect the efficiency of a DC motor?
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Undergrad Hydrostatic force on the bottom of a container
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Undergrad What is the physics behind piercing a plastic piece?
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Undergrad Impact and Detonation Calculations
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Undergrad Why is tension an external force?
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Undergrad How to Calculate Power of a Turning Shaft?
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Undergrad Force exerted by a rope wound around a disk
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High School Question regarding projectile motion
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Undergrad Solution to Brachistochrone Problem
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Graduate Potential of N Cylindrical Conductors of Infinite Length
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Undergrad The acceleration of a bubble in water
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Graduate Microfluidics in pressures lower than one atmosphere
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High School Key equation with uniform acceleration and projectile motion
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Undergrad Finding the max angle of a longboard deck before the wheels slip
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Undergrad Can hull design prevent speedboats from flipping?
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Graduate Conservation laws from Lagrange's equation
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High School Friction in Everyday Life: Walking & Knots
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High School 2 large objects of equal mass, Will they move each other?
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Undergrad What does it sound like inside a pulsar?
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Graduate Pressure on the Walls of a Rocket Motor Bell Nozzle
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Graduate Hamilton-Jacobi equation and particle-wave motion
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High School What are non-inertial frames of reference?
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Undergrad Motion of body in water under 7 bar pressure
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Undergrad How Does Tire Inflation Affect Resistance in Bicycle Motion?
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Undergrad Pressure and Lift around a Wing
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Undergrad Speed of Sound Experiment: Hear the Results
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Undergrad Energy Confusion (Conservation of Energy?)
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Undergrad Throwing an object in a moving car
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High School Low Air Pressure Training (exercise)
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Undergrad Dalton's law of partial pressure
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Graduate Are flow work and work done during isobaric expansion similar?
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Undergrad What Sets Kinetic Energy Apart from Flow Work?
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Graduate Overdamped Condition of m\ddot{x}+\dot{x}+kx=0 Equation
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Graduate Damped Harmonic Oscillator - Gravity not constant.
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Undergrad Immersed Boundary method and No-Slip condition
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Undergrad Determining Plate direction by having three point of it.
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Graduate What is the difference between Flow and Boundary Separation?
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High School Movement of a balloon in dead air
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Undergrad Transfer of information via a rigid body?
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Undergrad Equations of Motion: How Many Independent Equations?
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Graduate Bernoulli to explain Magnus Effect
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Undergrad Kinematics derivation: what's "ds/dv" ?
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Undergrad Relationship between force and potential energy
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Undergrad "Undo" Second Derivative With Square Root?
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Graduate Does every moving object have orbital angular momentum?
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High School Where's the action force if the normal force is a reaction force?
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Graduate What Is The Meaning Of Newton's Laws
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Graduate What was the rotational velocity of Earth on Dec 31, 1899
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Undergrad What Radial Forces Are Created When Pulling a Wrapped String?
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Undergrad Can a Copper Coil Harvest Power from Power Lines for an FM Radio Receiver?
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Undergrad Estimation and validation of water pressure at nozzle
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Graduate Velocity correlations and molecular chaos
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Undergrad Sound Loudness vs Pitch Misconception
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Undergrad Identifying Wt Symbol for Piston Assembly Inertia Formula
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Undergrad Calculating Inertia for Changing Speed Engines Connecting Rod
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Undergrad Hertzian contact theory on sin and cosine plane
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Undergrad Please identify this physics symbol
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Undergrad Gradient of acceleration-time graph- Kinematics.
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Undergrad Pressure in the corners of a box
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High School Question about the validity of Coefficient of Restitution
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Graduate Why are position and velocity independent variables in a phase space?
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Undergrad Pressure not matching at same height in a U-tube
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High School Simple cheap method of measuring mass distribution of object
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Undergrad Potential energy loss related to force applied?
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