Mechanics Forum

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High School Why waters wave become round when we throw anything in the water?
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Undergrad Finding velocity from g-force?
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High School What Happens to Water Level When Ice Melts in a Beaker?
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Undergrad Finding Distance w/o Velocity or Max Height
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Undergrad How Much Force Is Needed to Retrieve a Sunken Barge on a Rocky Slope?
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High School What happens to burned up hydrogen?
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3K
Undergrad Wheel Diameter vs Time: Does Size Matter?
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2
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High School How to find acceleration without mass?
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6
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Undergrad Observing Change in Surface Tension with Wire Immersion
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1
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High School How it Feels to Fall through the Earth
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16
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High School How to Calculate the Gravitational Force of a 3.66g Marble
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3K
Undergrad Gravity Equation and Immersed Objects: Validity and Proofs
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5
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Undergrad Circular Motion - Work: Is Work Done?
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Undergrad Measuring Contact Pressure Between Two Plates Using Pressure Sensitive Film
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Undergrad Understanding How Tensioned Members in a Bicycle Wheel Support Loads
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Graduate Classical statistical mechanics question
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Undergrad Breaking down forces in three dimensions.
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4
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3K
Undergrad Rolling Motion on Rough Surfaces
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4
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3K
Undergrad Solving Motion Equations for 2D Elastic Collisions
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Undergrad Why Do Different Software Show Varied Results for 3D Damped Spring Plots?
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1
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High School Are work and moment the same thing? They both have the same units
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8
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High School Relative Velocity: How Does a Housefly Move?
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6
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High School Why Can't We Hear Explosions from the Sun in Outer Space?
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Undergrad Finding Force to Accelerate a Wheel Cart for Bending Moment Calculation
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Undergrad Finding the force vector of an object with angular velocity
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3K
Graduate Deriving the Relationship between Pressure and Energy at Constant Entropy
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Graduate Helicopter Stability: Propeller Placement & Aerodynamics
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Undergrad Statistical mechanics and probability
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2K
Graduate What's the deal with force and velocity components?
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Undergrad Balmer's series and other guessworks in physics
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6
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High School Difference between torque and moment
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High School Motion conceptual evaluation graphs
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High School Newton's 1st law - pulling force
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7K
Undergrad Gravitational Potential Energy of Liquid: Why Does It Increase?
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High School Weighing fluids with immersed objects
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Graduate Rocket in nonuniform gravitational field
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Undergrad Remarkably Difficult Newtonian Problem
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14
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Graduate Why doesn't the pressure inside a squeezed circle approach infinity?
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Undergrad How does drag force affect the equations for masses attached by a spring?
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High School Why Don't We Land at the Other End When Jumping on a Train or Subway?
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High School Weighing an Object in Water: Does the Bouyant Force Matter?
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3K
Graduate Energy changes during motional emf
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Undergrad Pressure Difference in Tank with/without Wooden Box
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Graduate Solving Sliding Sideways: Block Speed After Long Time
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Undergrad Demystifying the Equation: Understanding the Meaning of Variables in dp/dt=F
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Undergrad Spring Oscillations: Foreign Mass Hits Attached Mass
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Undergrad Conservation of momentum in combination of angular and linear momentum
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Undergrad How is Force Divided Among Car Tires?
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Graduate How Do Piano Tuning Wrenches Influence Flagpooling and Fulcrum Dynamics?
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3K
Undergrad Tire friction regarding contact area
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13K
High School Does a bullet fired with a clockwise spin travel faster or slower
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Graduate Speed, mass increase & outside observers.
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High School The Fascinating Possibility of Reversed Earth Rotation
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High School Why Does a Balance Regain its Equilibrium Position?
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Undergrad Relationship between harmonics and wave amplitude
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Undergrad Coriolis explanation for cyclones and anticyclones
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Undergrad How Can One Calculate the Gravitational Constant G by Combining Two Formulas?
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High School Is My Physics Teacher Wrong About Teaching Force?
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Undergrad Solving ODEs for Velocity & Limiting Velocity
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Undergrad How Do the Equations U=mgh and U=Gm1m/R Yield Similar Results?
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Undergrad Projectile motion maximum range
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Graduate Negative or positive in rolling?
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Undergrad Work done by friction on a variable slope
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Graduate Does Atmospheric Viscous Drag Affect Upper Atmosphere Rotation and Air Movement?
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Undergrad Is Equilibrium Achievable in a Simple Pulley System?
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Undergrad Does the Law of Conservation of Mass Apply to Annihilation of Matter?
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Undergrad Moment of inertia and rotational speed of a ball
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Undergrad Lever / Fulcrum / counterbalance
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Undergrad Spinning Sphere travelling along axis of rotation in fluid
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Undergrad Relationship between momentum and kinetic energy in the real world?
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Undergrad Derivation of Drag Force in air(D=bv)
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Graduate Can gravity be ignored in a spring problem with multiple masses and springs?
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Graduate What part of spherical harmonic coefficients represents physics quantities?
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Undergrad Functions that connect location to time how complicated/accurate do they get
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Undergrad Equation for Determining the Velocity of a Proton in a Cyclotron?
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10K
Undergrad How can I calculate the force vector for a mortar in a computer game?
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High School Mass and weight, kg and Newtons
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High School Why does the right hand rule works?
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Undergrad Would it be possible to freeze water by Charles' law?
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Undergrad Hard to imagine spring-mass problem
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Graduate Photons & Frames of Reference.
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10
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Graduate Showing a top spin won't fall, WITHOUT using angular mechanics
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Undergrad Can someone confirm this power to thrust relation?
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11
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11K
High School How Do You Determine Acceleration from a Velocity vs Time Graph?
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Undergrad Principal Virtual Work vs Principal of Minimum Potential Energy
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High School In trusses, does the number of screws on a joint matter?
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Undergrad Solving the Puzzle to Find a GeoCache: Can You Help?
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7
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Undergrad Which corners faster - car or motorcycle?
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Undergrad Maximum angle of inclined plane before falling off the plane
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High School What is the difference between Mechanics and Classical Mechanics?
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High School Disk brakes along the rim of the wheel?
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2K
Undergrad Muzzle Velocity of Spring Loaded Musket Ball: 64.26m/s
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3
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Graduate Inertia at Subatomic Levels: Proton Quarks?
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Undergrad Gas pressure and container shape.
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7K
Undergrad Raindrop Splash Diameter: Height's Impact
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Graduate How Does Viscosity Impact Drag at High Reynolds Numbers?
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7
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Kinetic Energy Paradox: What Went Wrong?
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Undergrad Effect of wheel diameter on bike disc brake performance?
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Undergrad How Does Reference Frame Affect Kinetic Energy Calculations?
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13
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High School Is it possible to move without friction in space?
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