Mechanics Forum

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Graduate How exactly is tension exerted?
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Graduate One satellite, two planets and movement
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Undergrad Projectile Motion: Formula for range for a given angle
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Graduate Coriolis Acceleration: Anti-Clockwise vs Radial Velocity
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High School Understanding the Increase in Rotation Speed of a Coin on a Table
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Undergrad Understanding Energy (kinetic and potential)
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Undergrad Kinetic energy loss in a gravitational field.
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Undergrad Pressure Cooking: How Does It Get Hotter Than 15 psi?
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Undergrad Angular acceleration from change in angular velocity and angle
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High School What is Space, Is it Transparent, Does it Weight Anything?
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Undergrad Why does work equal change in kinetic energy?
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Graduate Motion of particle dropped onto an elastic band
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Undergrad Gravitational law and point mass
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Graduate Phase-plane dynamics of an atomic force microscope cantilever.
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Undergrad Find out where an object is going to land
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Undergrad Normal force on a car rounding a banked curve
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2
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Graduate Recursive model for body in fluid
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7
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Graduate Brachistochrone. Why a curve at all?
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3
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High School Pulley system with one mass and apparently independent forces?
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Undergrad Rolling objects inclined plane?
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1
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Undergrad Condition of the work energy theorem
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1
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Undergrad Why Does a Coin Fly Off a Turntable?
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Undergrad The philosophy of squaring > Why no f=ma^2
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Graduate Sound Power Reduction When Halving Air Flow Velocity and Doubling Grill Area
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Undergrad Permittivity and Permeability affect propagation velocity?
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Graduate Converting from Static to Dynamic Understanding the Darcy Weisbach
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Undergrad Why does water pressure remain constant when a cube is inserted into it?
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10
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Undergrad What Does F Represent in the Power and Forces Equation?
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Undergrad Gravitational Vortex Power plant
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Graduate How to Estimate Optimal Propeller Pitch?
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15
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Graduate Cavitation at/in Fast Water Stream
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Graduate Optimizing Steel Cable Strength for Stopping a 17,000 lb Vehicle at 10mph
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Graduate Falling object in gravitation field
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Undergrad Large Scale Generators: Earth's Orbit & Electric Currents
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Undergrad How does Foucault's pendulum show the earth's rotation?
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High School How does the Venturi effect work in a Geyser Water Cannon toy?
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Undergrad How does ultrasound imaging work?
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Graduate Potential of a dipole with actual physical extension?
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Undergrad Centrifugal Force on a stone tied to a thread
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Undergrad Unraveling the Mystery of Non-45 Degree Slopes
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Graduate Atwood machine with forces, not masses
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Graduate Proportionality of Traction and Wheel Slip
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Graduate Free fall trajectory in non constant gravitational field
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High School V^2 is used in certain formulae. Physically, what does it mean?
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Undergrad Verifying the Relationship Between Force and Displacement in a Spring Experiment
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Undergrad Is max sound intensity at the displacement node in a standing wave?
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Undergrad Why don't we feel the gravity of other objects?
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Undergrad What causes musical instruments to have different sounds?
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Graduate Raoult's law and pressure changes
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Undergrad Why is work done by the system a negative quantity?
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High School Not able to understand weight on the surface of earth
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Undergrad Mechanics - How to predict the motion after two objects collide in 2D?
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Undergrad Error analysis/mechanics help appreciated
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High School I don't understand how torque works
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Graduate Melting/freezing point depression of water vs. other liquids
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Undergrad What factors determine the potential difference in a battery cell?
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Graduate Does absolute space explain the inertial and non inertial forces?
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Graduate Hollywood Nonsense: Is it possible to overcome the square-cube law?
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Undergrad Why is my car acceleration not matching the calculated force?
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3
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Undergrad Momentum, force, energy and impact to break something.
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6
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Undergrad Calculating Moment of Inertia (2D rectangles)
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3
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Graduate System Dynamics: A Qualitative Understanding
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Undergrad Upward force on a object spinning on on string
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Graduate Question w/ chemical potential, equivalence to Energy or Potential?
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Undergrad Why does the speed of the water wave decreases as depth decreases?
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Undergrad Boiling Water Bubbles: Proportional Rate & Instantaneous Stop Explained
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High School Floating and Sinking in a Liquid
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4
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High School Design experiment to determine bending strength and torsion of ruler
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Undergrad What determines the maximum acceleration of a ball in empty space?
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12
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Undergrad Confusion over Pascal's Experiment
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Graduate How can I accurately calculate the moment of inertia for random 3D shapes?
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Graduate How can we prove the work done by gas expansion in any deformable container?
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Undergrad What Do Symbols in Angular Dynamics Equations Represent?
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Undergrad Bohr Model: Energy Jump in Hydrogen Atom
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Graduate Calculating Ixy | Plane ABCD, PQRS Symmetry & Moment of Area
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Undergrad Wind-drag on sock and carpet , which one flies the furthest?
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Undergrad Fluid mechanics, source-sink question
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Graduate Help with derivation of torque equation T = p x E
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Undergrad Is this a correct derivation of Moment of Inertia?
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High School Why are Normal forces not constant?
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High School Solving Elevator Problem: a-g Acceleration
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High School How does water exerts pressure on any object that is immersed in it?
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Undergrad Why did Galileo use multiplication instead of addition in his gravity equation?
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High School Exploring Motion in One Dimension: Understanding Ascent and Descent Times
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High School Why does a bicycle rolling down a hill stay upright?
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Graduate Simulating opposing rotational forces at different points on structure
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Undergrad Is Gravity a Force Dependent on Direction?
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Graduate Gamma Ray Ionization Path to Overcome Potential
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High School Is All Work Mechanical or Are There Alternative Forms?
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Undergrad The Motion Of Objects Thrown Away From Earth
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Undergrad Simple harmonic motion function
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Graduate Friction of a rotating wheel on non-uniform terrain
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Undergrad Buoyant force and volume submerged
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8
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Undergrad Dynamo vs Motor: Which is More Efficient for Power Generation?
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Undergrad How Can a Mechanical Town Clock Be Modified to Chime Every Second?
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Undergrad Galilean invariance and kinetic energy
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Undergrad Mass of a point on an object ?
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Graduate I Have A Real Life Design Problem on My Lake Marina
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Graduate Maximum compression of Spring Blocks System
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Undergrad Angular Momentum: Testing Understanding With Sphere Rotation
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