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What's the truth about phase velocity vs. group velocity?
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Wave equation for water waves?
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Vibrating strings and potential energy
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Finding out pressure in a container if you know temp' and state-of-matter ratios
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Can Non-Newtonian Fluids Predict Pole (De)acceleration in Oobleck?
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Can a Golf Ball Shatter a Windshield at High Speed?
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Harness Electricity from Ionized Air - Jason O
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What is the impact force of a falling object?
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*simple* example of mechanics problem with no closed-form solution?
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Lagrangians and Masses with springs
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Soap Bubble Pressure: Why Does It Decrease?
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Heart's Work Output: Viscosity & Vein Length
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Last edited by a moderator: May 3, 2017
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How Does Rotational Relativity Affect Particle Dynamics in a Two-Body System?
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Are Pressure Levels Same in Streams with Unequal Areas?
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Calculating Work Done by a Variable Force in an Electric Elevator
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Rotational friction on a surface
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Spring & Blocks: Max Friction Force & Oscillation
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Air Lift in Water: How Much Does it Lift?
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Can You Substitute a Different Power Source for a 9VAC 1.3A?
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Torsion Spring Catapult Velocity
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How to calculate water from storage tank to small tank?
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What is the relation between surface tension and pressure ? are they
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Can there exist friction without wear?
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How do you measure lift in a low-speed wind tunnel?
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Kinetic Energy and Momentum Scalar
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2
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Calculating Time for a Mass Hitting a Spring
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Solving for velocity for a body with distance varying force
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Time period of a spring system
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Calculating pressure required to flow at desired rate through pipe
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4
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How Does Particle Collision Influence Angular Displacement in a Closed System?
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3
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Why Does Torque Equal Force for a Torsion Dynamometer?
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Does Earth's Rotation Create Gravity?
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Torque required to accelerate a steel shaft
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Change in Momentum: Particle Moves Diametrically Opposite
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Effects of NA vs. Turbine Plenums on Turbocharged Cars
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Gravitational Potential Energy
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Does Zero Gravity Eliminate Friction in the Presence of Air?
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A question about energy conservation
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Angular Momentum: Why Not Conserved w/ Friction?
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Linear momentum and velocity direction
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3
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Linear Speed at South Pole Antarctica
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Does carbonation cause straws to float in water?
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2
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What is the motion of spin relative to?
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11
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Solving Spring Confusion: Ee2 Canceled Out or Not?
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Converting Potential Energy to Kinetic: Analyzing Resistant Forces
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Van de graaff accelerator - do-able?
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Would tabletop particle accelerators improve antimatter production capabilities
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Circular Motion Clarification-Centrifugal Force
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27
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Resonance of Water: Is Frequency the Same Everywhere?
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2
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Racquetball's strange bouncing patterns
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8
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Rotational motion inclined plane
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21
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Resolving Force into Couple and Force: An Intuitive Look
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18
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[beginner] Network coverage inside an elevator?
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1
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Bernoulli s Principal would a fan matter?
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The Effect of Drag on a Pendulum: How Does Drag Affect the Motion of a Pendulum?
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5
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Wireless energy transmission via sound waves
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Potential Energy: Why Electron in Hydrogen -Negative?
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Is the Plane Wave Decomposition of a Vector Field Accurate?
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Rolling Friction: Does Work Occur on Rolling Objects?
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Potential energy and separation graph
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Chemical potential of an ideal gas
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How do I apply rolling friction to a ball?
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How Does Non-Ergodicity Impact the Resting State of Living Cells?
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2
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Create an object that will accelerate down a ramp
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Gravitational Potential Energy can be negative?
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7
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Projectile Motion, different starting/ending height.
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1
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Signal Generator: Frequency Calculation Help Needed
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6
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Nonlinear graph in the Physical Pendulum
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2
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Bowling: What's the effect of rotation of the ball has on the pin action?
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6
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Is there a formula for calculating SPL?
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8
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How Does Applying 1 Newton of Force Affect an Object's Motion?
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12
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Can We Define Acceleration for Speed Using Average Acceleration Formula?
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What Force Allows a Balloon to Float in the Air?
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Find out how a nuclear plant works
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4
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Regarding College Classical Mechanics and the mathematics therein
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Understanding Friction on a Car
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2
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Hydraulic Pump and Motor for Replacing 16HP Gas Engine
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1
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Gravitational Force: Determining Relative Accelerations
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Net force = 0, but potential increases?
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Does Pulley Mass Affect Rope Tension Symmetry?
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Speed vs Acceleration: Can An Object Do Both?
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3
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Explaining I^2R=J_c/σ Relationship
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Question regarding a contradiction in conservation laws
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1
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Motorcycle and Cars: Wheelies, the physics behind them.
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24
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How to Calculate Impact Force from a 1m Drop?
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I'm wondering about the theory behind pulley systems
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Gravity How does it really work?
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11
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Elastic Collisions: Can Objects Move Off Together?
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1
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Why Does a Ball Spin When Thrown?
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6
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Density altitude and applied ballistics
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Kill my curiosity - Rolling a ball down a ramp, friction or no friction?
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6
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PN Junction open conditions conservation of energy
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Designing an Impact Testing Rig: Incorporating Chemical Explosions
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1
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Using a particle accelerator as a battery?
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Why do simple balances always come to rest in a horizontal position ?
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8
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Centripetal Force: What Causes It?
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Looking for introductory collision theory resources
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Silly Question about Potential Energy
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2
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Vito"Do Balls Rolling Uphill Stop at the Same Point? - MarkoDeVito
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