Mechanics Forum

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Undergrad Sound of 2 identical horns cancels out?
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Undergrad Calculations on a fireworks rocket?
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Graduate Average Velocity of gas molecules calculated with a Boltzmann distribution
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Graduate Calculating Fuel-Payload Ratio for Martian Rocket Lift-off
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High School Direction of buoyant force on sunken object?
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High School Does Acceleration Depend on Instantaneous Velocity Changes?
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Undergrad Filling water cup/bucket: which way is faster?
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Undergrad Calculating the pressure on a surface exerted by opposing forces?
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Graduate Work Adiabat 1rst Law Calc VS Adiabat Calc
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High School Why do ultrasound waves not travel through air well?
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High School Does greater acceleration result in more work done?
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Graduate Rigid Body Mechanics - 2 or more bodies
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Graduate Questions Regarding the Inertia Tensor
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Undergrad Some questions about toppling of a set of two cylinders
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Graduate How do I KNOW that Euler angles are sufficient?
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High School Clapeyron's Theorem: Explaining the 1/2 and Why It Matters
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High School What is the condition of true weightlessness?
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Undergrad Force required to tip an object
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Undergrad How Does Pressure Affect the Boiling Point of Water?
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Graduate Is my solution to this question about a collision valid?
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Graduate Phase relation between strain and particle velocity
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Graduate Potential Energy for "stone + field" physical system
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Undergrad How can I compare different dogs' performance given these values?
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Undergrad Does the spin angular momentum count?
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Undergrad What happens with the puck in a non inertial board?
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High School Would a smaller fan blade be more efficient?
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12K
High School How Do You Calculate the Final Vector of a Rock Ejected from a Spaceship?
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2K
Graduate Barton's pendulum, phase relationship
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Graduate Rest energy in classical mechanics
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Servo-Constraints in Mechanics - Comments
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High School Hear Through Walls: How & Why?
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Undergrad Is Hooke's law related to the time-squared rate of acceleration?
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Graduate Effective acceleration due to gravity in non-inertial frame
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Undergrad I stumbled here pursuing my question on Solar Probe momentum dumping
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Undergrad What do surface tension vectors mean in this quote?
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High School Is Work the Same as Kinetic Energy?
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Frames of Reference: A Skateboarder's View - Comments
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Frames of Reference: Linear Acceleration View - Comments
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Graduate Quick Question: Rate of Change of a Rotating Vector
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Undergrad Is a Single Bearing Pedal Possible for Bicycles and Motorcycles?
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Graduate So tension is not a force....?
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Undergrad Fluid dynamics: pressure in pipes
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Graduate Simulating shape of spinning water surface
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Undergrad Variation principle - holonomic constraints
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Graduate Direction of acceleration of an incline
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Undergrad Reduced mass for ##m_1## larger than ##m_2##
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Undergrad Hooke’s law -- Only valid for small delta-x values?
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Undergrad Conceptual question about the Coriolis force and the weather
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Graduate Newton's bucket experiment, Why the debate?
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Graduate Lagrangian mechanics -- Initial questions
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High School Is the weight of a small satellite in its orbit zero?
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High School Calculating tangents from a table
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Undergrad Energy conservation and friction
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High School How to specify the direction of an area vector?
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Undergrad What is the difference between thrust and thrust density?
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High School Force at which a cutting disk comes off from an angle grinder
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High School Why does flowing water cast a shadow?
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Graduate Sound wave intensity (dB) and sound processing
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High School Kater's Pendulum: Why Wooden/Metallic Masses Matter
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Undergrad Do Air Molecules in a Sealed Elevator Accelerate Equally When It Speeds Up?
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Undergrad What is the final velocity of an object sliding down a frictionless ramp?
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Graduate Rotating speed of a proton ion
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Undergrad Tug of War: Does Force Matter for Winning?
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High School Needing to know the pressure in a water tank
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Graduate Stressing Over Stress Tensor Symmetry in Navier-Stokes
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Graduate Calculate Frequency of Flat Spring Steel for Reed Valves in a Pulse Jet Engine
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Undergrad Velocity Ratio in Gears & Wheels Systems: Inverting?
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High School Calculating the P.E. of a system
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Graduate Torque-Free Precession and Wobble direction
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Undergrad Collisions Toolkit: Impulse, Momentum & Energy Formulas
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High School Why is force vector F but acceleration vector a not A?
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Graduate Angular Momentum in Spherical Coordinates
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High School Gravity Constant: How Calculated & How to Measure Planet Weight
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High School Pressure & Gravity: Help for Vietnam Student
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Undergrad What is the purpose of radius of gyration
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Undergrad Temp and Pressure measure of KE(average)
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High School Airsoft bb and the Magnus effect, probaly very dumb but
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Undergrad How much force to throw an object vertically?
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Undergrad Pressure gradient causes conservative force?
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Undergrad Force fields in curvilinear coordinate systems
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Undergrad Force problem - how the force interacts with time
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Undergrad Multistage continuous Rocket Eqn
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1K
Undergrad Is Newton's Equation for Gravity Accurate for All Situations?
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Undergrad Calculating a Ballistic Coefficient (BC) from two velocities
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Graduate Conservation of Angular Momentum on a rotating disc
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High School The impulse of an object during deployment
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Undergrad Thought experiment on buoyant forces on a system
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High School Can I Apply Physics Concepts to a Zipline Ride?
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Graduate Radially falling towards the Earth
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Undergrad Calculating the Mass of a Piston for a Spring-Based Launcher
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Graduate Reference frame conversion for a moving sphere
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High School What's the "d" in that formula? (work formula)
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Undergrad How to calculate the energy of an arbitrary pulse
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High School How does weightlessness work and can we create it on Earth?
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Graduate Escape Velocity and the Motion of Two Massive Bodies
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High School Do Materials' Elastic Properties Influence Motion and Force Equilibrium?
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Undergrad Power waste (conceptual doubt)
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Undergrad Why a smaller spring will build up less force?
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Graduate Contributions to Dynamics - China
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High School Confusion regarding the coefficient of restitution
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