Mechanics Forum

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Undergrad What happens when an explosion occurs on the surface of the moon?
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High School Force Profile of a Hinged Rod on the Ground
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Undergrad How Does Moving a Gooseneck Trailer Connection Rearward Affect Hitch Load?
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Undergrad Why Does a Glass Move Outward When Opening the Fridge Door?
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Undergrad Seemingly a contradiction of conservation of energy?
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Undergrad Rubber Trapezoid and Righting Moment
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999
Undergrad A question on momentum conservation of bodies in combined motion
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Undergrad Work done along a path: how does velocity play into it?
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Undergrad Moment of inertia of human body with limbs at an angle
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Undergrad Swimming in space, it is a possible propulsion?
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Undergrad Looking for the spectrum of equilateral drums
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638
Undergrad Drag Coefficient of a 'flexible' object (e.g. a piece of paper)
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High School Ignoring the motion of the Earth for energy vs. momentum conservation
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2K
Undergrad Why L=L（v^2) in inertial reference system?
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Undergrad Unbalanced wheel acting as a pendulum
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Undergrad Help with force analysis in the precession of a bicycle wheel
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4
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Undergrad Velocity transformation between frames rotating relative to one another
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Undergrad Why Substitute Force Magnitude in Spring Work Calculation?
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Undergrad Car, gas and total energy calculation
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1K
High School Lever balancing physics (video game design)
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3K
Undergrad Force applied on sphere by turbulent flow
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28
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3K
High School Allegedly "debunking" the Cavendish Experiment
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Undergrad Optimizing Drumstick Bounce: Finding the Magic Fulcrum Point
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Undergrad Will putting a wood shelf on a TV stand distribute the TV's weight?
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Undergrad Help with some confusions about variational calculus
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2K
Undergrad Lost Energy from a Reciprocating Piston
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4K
Undergrad Is it possible to create linear acceleration using nothing but different moments of inertia beteen a wheel and axle?
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Undergrad Is angular momentum perpendicular to fixed axis of rotation constant?
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Undergrad Behavior of Clamped-Edge Circular Membrane
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High School How does mechanical motion start at the deepest, smallest level?
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Undergrad In a closed loop system with a pump, how can we control the pressure?
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26
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9K
Undergrad Question about an example in Newton's Principia
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High School Amplifier or oscillator for a vibration generator
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2K
Undergrad A strict proof of "why the Earth is a ball"
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23
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2K
Graduate Proper Multi-Axis Rotational Analysis Method
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7
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2K
High School What forces are required to tumble a block?
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16
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2K
High School Does an apple have its own gravity?
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28
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2K
High School Why doesn't the Navier-Stokes equation have a solution?
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1K
High School Will the wrench move clockwise?
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High School The application of Newton's laws to fluid equilibrium
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High School Conservation of Angular Momentum - Problem understanding this scenario
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Undergrad Advice regarding sled experiment
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2K
Undergrad A question with regard to Hooke's and Kepler's laws
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24
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2K
Undergrad Is the Blade Loading Sufficient for Minimum Sliding Resistance at Top Speed?
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1K
High School What is the pressure acting on the air?
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2K
Undergrad Why do bullets precess in the opposite way from gyroscope diagrams?
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High School Kinematic equations ##\textbf{purely}## from graphs
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Undergrad Rocket thrust equation -- What is velocity V in mass flow rate formula?
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Undergrad G force and extreme aviation maneuvers
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Undergrad Understanding Stress and Strain: The Relationship Between Two Variables
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Undergrad Do objects of different mass but same size/shape accelerate the same?
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High School Problem with understanding deriving Torricelli's law
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Undergrad How Feynman proves momentum is conserved in this example?
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Undergrad How Do ICBMs Accurately Reach Their Targets?
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Undergrad Marble spiralling inside a cylinder- New video
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Undergrad Circular orbits aren't minimas of lagrangian for Kepler problem?
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High School Finding the spring constant of a rope
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High School Which equation should be used to calculate impulse: I=F(t) or I=m1v1-m0v0?
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High School Superposed loads (gunpowder and bullets) igniting simultaneously in a barrel
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Undergrad What is the Purpose of Torque?
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High School Launch of a rocket - its initial displacement and velocity
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Undergrad What part of momentum moves the boat in the inclined plane paradox experiment?
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Undergrad Energy of spinning objects as axis of rotation moves
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Undergrad How fast does a blastwave travel?
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Undergrad Kepler´s 2nd law -- Do any two planets sweep out equal area in equal time?
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Undergrad Explanation of parallel axis theorem
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Undergrad Solutions to Simple Harmonic Motion second order differential equation
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High School Help Scaling Gravity Simulation
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High School Elevator Question -- What does a downward acceleration mean?
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Undergrad Question about an interesting experiment video (two magnetic balls in tubes)
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Graduate Pair of interacting systems, driven coupled harmonic oscillators
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Undergrad An ID-card sliding on a low friction table
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Undergrad Mapertius's Principle and 2nd Newton's law
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Undergrad How Does Linkage Motion Affect Rotation and Yaw in 3D Space?
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Undergrad Gravity machine force calculations assistance needed
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Undergrad Why normal force is not equal to gravity?
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Undergrad Pulley question -- Three pulleys lifting a mass...
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Undergrad Fluid dynamics: drag coefficient and pressure at the stagnation point.
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Undergrad Dynamics of systems of material points
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Undergrad Doubt about variable mass systems
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Undergrad Calculating Water Pool Depth: Factors to Consider in Fluid Dynamics
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Undergrad Forward kinematics of a snake robot
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Undergrad What is the correct statement of Varignon's theorem?
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Undergrad How find moment of inertia for car in turn?
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High School How to Calculate Hand Force to Close a Hatch Door Against a Gas Spring?
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Undergrad Pressurized containers: Stress distribution and large displacements
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Undergrad Spring balance analysis from a system point of view
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Undergrad Conservation of Momentum versus Conservation of Velocity
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Undergrad Different Equations of Motion for different frames
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High School Fluid Flow Deflection Bending Ahead of Airfoil?
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Undergrad Measuring difference in Exercising in a Flat Surface vs one with Slope
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Undergrad Inertia/Non-inertial frame - isotropy
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Graduate How much thickness for sphere to withstand atmospheric pressure?
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Undergrad Crosswind problem (pgs. 34-35, Thinking Physics, 3rd edition)
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Graduate Magnetic bound state in classical mechanics
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Undergrad Physics of car understeer and oversteer
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High School Where does the 1/2 in 1/2 at^2 come from?
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Undergrad Von Mises stress and real failures: Triaxial tension
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Undergrad Friction of a Wheel on the Axle?
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Undergrad Do objects always rotate around center of mass?
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