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Why is it faster to boil water with the lid on
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6K
Tidal flexing and conservation of energy
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How do I calculate torque on a shaft with a 500 lb wheel?
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7K
First-Order Principles of Classical Mechanics
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Time as an illusion that arises from motion.
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Definition of elastic collision
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What is Feynman's Definition of Perpetual Motion?
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Rotating a vector about a new origin
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What causes the centripetal acceleration of the earth?
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Mean power in driven, damped harmonic oscillators
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Angular velocity and external forces
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An impractical bridge, but would it work?
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Origins of Coefficient of Friction and Normal Force
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Whats is the different between kienetic energy and momentum
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The Relationship Between Newtons and Joules
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Attempting to reduce the speed of sound on a plane/plank
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Are there any Cons in using rotational speed of Earth for Rockets?
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Cooling of water vapor - air mixture to T < 273K
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Deriving Relation between Angular & Translational Velocities in Circular Motion
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Inertial Propulsion: The Potential of Eliminating Electron Mass in Graphene
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What is the difference between conserved momentum and potential energy?
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Is Time's Speed Constant for Everyone?
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Confused by wikipedia on (torque-free) precession
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Can Time Travel Be Explained Through Object States Instead of Velocity?
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Impulsive Motion: Solving the Riddle
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CO2 pressure, consumption, and bubble counters
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Collision between two moving objects (one with a non-known trajectory)?
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3K
Centripetal force in a semicircle
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How to convert accelerometer data to metabolic equivalents(METS)?
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Correlation between a car's horsepower and maximum strength of Cable
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3K
Power Consumption Calculation Verification
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Action and equations of motion
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5
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Centripetal force in a curved road
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19
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What Stops a Falling Rock at the Atomic Level?
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Marble experiment (referring to momentum)?
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2
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3K
Static Friction & Friction Coefficient | fsN
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8
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Relationship between acceleration and distance
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Sound waves speed and intensity on wood,metal and cement
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Head-on Collision Damage: Comparing 50mph and 100mph Impact Damage
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2
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Can Pressure Be Less Than 1 atm in a Grounded Container on Earth?
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6
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Fluid mechanics suction question
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4
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Can Joules Be Converted to Newtons in Energy Calculations?
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25K
Coriolis Effect on Projectiles
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What Causes the Centripetal Acceleration in Circular Motion?
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Can a Helicopter Fuselage Exhibit Pendulum Behavior?
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25
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What is with the law of conservation of momentum?
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6
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How did Ludwig Boltzmann develop the Boltzmann distribution and define entropy?
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Converting kN to Bar: An Explanation and Guide
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Oscillation in quadratic potential
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Air flow in relation to water depth
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2
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How fundamental is Law of Conservation of Energy?
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19
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Pedal Angular Velocity: Pi/2*f or 2pi*f?
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6
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3K
Build a Vortex Air Ring Shooter with 32 Gallon Bin
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3K
So, what happens to the energy of a bouncing ball in a vacuum?
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1
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Derviation of Moment of inertia
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Punch, kicks, collisions in athletic contests
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If there is a maximum velocity, c, is there a maximum kinetic energy?
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19
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Confusion about the nature of torque.
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Friction depends upon area or not?
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31K
Solve for dimensions of rectangular prism given inertia
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3
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What is the Concept of Centrifugal Force and Who Introduced it?
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17
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What is the connection between phase changes in water and string theory?
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45
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32K
Angular Momentum about Center of Mass
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19
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Newton's laws of motion discussion question
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5
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Faster fluids have a lower pressure?
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20
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29K
Measuring g with an index card and a pin
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4
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2K
Can Mercury Transfer Kinetic Energy Effectively on the Planet Mercury?
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2
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4K
Physics of Driving onto a Moving Car Carrier: Myth or Reality?
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30
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Does Edge Tone Work with a Large Air Source?
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Collisions - Momentum destribution
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1
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Rolling Wheel Paradox: Is it True or a Model Problem?
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10
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GUTs from fermionic supergenerators.
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11
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The formula for force, for something deceleration.
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3
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Will heating a closed tank of water cause bubbles to form?
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12
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Red giants and angular momentum question
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Have you ever wondered about the physics of hydroplaning?
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1
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Integrals and derivatives , velocity and displacement
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13
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Ballistics Calculations/Charts
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6
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Effect of Breaking Mass on SHM Time Period & Amplitude
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2
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Momentum problem - answer doesn't work
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AZING SPIN: How English Spin Affects Billiard Ball Rebound
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8
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Help Needed: Deriving Expressions for Mass-Spring System
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8
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What is the true impact speed when two cars collide head-on at 50mph?
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36
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51K
How are force and pressure related in a hydraulic system?
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8
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Calculate the speed of other car
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7
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Inertia of Isolated Mass: Can it be Defined?
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Energy conservation for a relativistic doppler shifted pulse
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The velocity of two objects as they meet
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4
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Question about squaring velocity
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How to determine the force absorbed by an object in a collision?
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Collision of Nuclie: Effects & Particles Created
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1
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Speed of waves in different media.
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2
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VB Code for Simulating Pendulum Swing Frequency & Baseline Changes
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2
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Understanding Water Vapors and Their Temperature in Air
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16
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Do Fractals have anything to do with Brownian motion?
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2
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Power Expantion in Lagrangian Derivation
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Using chilled air to cool water
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3
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Something wrong with the equations of work
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1
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1K
What is the formula for final velocity that has time in it?
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2
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18K
Power Formula & Net Work: Is It Possible?
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1
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1K

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