Mechanics Forum

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How is the formula Kinetic Energy=1/2mv^2 derived?
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8
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32K
Understanding the Relationship Between Mass, Spring Deformation and Velocity
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3
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2K
Turbulence and Lorenz Attractor
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1
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4K
Calculate Distance w/ 4g Acc. to Reach 25,000 MPH
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7
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7K
Tidal force, torque and precession
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23
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7K
Calculating Impact Energy of 7 Kg Dropped from 2 Meters
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2
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33K
Understanding Energy & Work: Seeking Help on Physics Theory
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7
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What Causes the Water Droplet Tower Effect?
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3
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3K
How Does Applying an Impulse at a Distance Affect an Object's Motion in Space?
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20
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4K
Can Light's Magnetic Field Rotation Be Observed Without Technology?
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24
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4K
How to Use Fourier Transforms to Manipulate Sound Waves?
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19
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11K
Calculating the Force of Moving Water: Vehicle Hydrodynamic Drag Equation
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3
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28K
Vapour Pressure and External Pressure
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4
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11K
Wave Motion: Elevator Constructor Q&A
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1
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2K
Does a gyroscope centripetal force?
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15
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9K
What is the equation for calculating terminal velocity?
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4
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84K
Why does a soccer ball bend without spin?
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7
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8K
How Accurate is the Formula for Arrow Velocity from a Bow?
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3
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9K
Gravity’s Effect on Water Flow from Tap??
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2
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2K
Inertial Mass Propulsion? Feedback wanted.
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7
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3K
What Is Surface Tension and How Does It Form?
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5
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5K
50-Man Rowing Crew Speed & Capacity: A 12th Century Ship Analysis
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1
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2K
Where does all the water come from
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19
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4K
Conservation of Energy applied to a potential difference.
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2
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5K
Rigid Body Dynamics for Video Games: Calculating Velocity Vectors
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4
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4K
Can Humans Hear Supersonic Airplanes?
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3
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2K
Gravitational potential of a point within a hollow sphere
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32
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24K
Solving Friction & Heat Generated: Analytical Modeling
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7
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5K
Work Done by Force: Basics Explained
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16
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5K
Units for Period of Pendulum Formula
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2
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50K
Maximizing Efficiency: Water-Cooling Methods for a Refreshing Glass of Water
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2
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5K
How Do Charged Particles Interact Without Physical Contact?
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1
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2K
Will the temperature of CO2 under pressure change when released?
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2
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5K
How do physics affect the performance of cars in racing games?
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14
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8K
Is Lifting Weight While Standing at Rest Considered Work?
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7
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5K
Kinetic Energy and Work to stop a particle
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3
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3K
Understanding Force and Power in Relation to Torque
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8
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4K
Centripetal force in a golf swing
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16
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8K
Rotational Center of Mass question
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2
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2K
Calculating Mass of Impacting Material
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4
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3K
Kinetic Energy - Change Calculation
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6
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4K
Understanding Water Pressure: Tips for Measuring Flow from a 250 Gallon Tank
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3
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4K
Variable acceleration/velocity of an arm in motion
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3
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4K
Calculating Rotational Force on Knee Joints for Karate Stances
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2
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4K
Arm length and pitch speed in softball
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3
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9K
Another Inertial ref frame q :-(
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3
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2K
Can the momentum of the sun be affected by the energy it produces?
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3
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2K
Calculating Max Electricity Generated from Weights
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4
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6K
I can't understand inertial reference frames
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37
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6K
How Does Gravity Work? Discussion
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6
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22K
Debunking the Myth: How Wings Really Generate Lift Without 'Hump' Theory
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11
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11K
Explanation of gravity, am I in the ballpark?
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1
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2K
Can I Jump from a Freefalling Elevator?
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31
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31K
What causes atomic perpetual motion?
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23
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10K
Why does condensation occur on plastic water bottles?
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5
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3K
How Do Sound Frequencies Create Symmetrical Patterns?
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5
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2K
Flimsy bits of wood and tensioned strings
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5
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2K
Building a Projectile Launcher: Rubberband, Spring or Catapult?
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9
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12K
Does Shaking a Soda Can Increase Pressure?
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41
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47K
Calculating Work Done by a Battery in a Circuit with a Resistor and Capacitor
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18
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39K
Calculating Water Splash Depth of Wooden Ball
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5
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6K
Attraction of water droplet to my finger?
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3
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4K
Calculating Bullet Speed Using a Freely Hinged Board
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4
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2K
How, exactly, does an airplane wing work?
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2
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37K
WHy Can Birds Sit On Powerlines?
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28
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18K
Optimizing Bowling Ball Speed: Comparing 15 lbs and 16 lbs Balls
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8
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4K
Can a Baseball Reach Escape Velocity?
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11
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7K
A question about water and freezing
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19
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9K
Force, Energy, and a Rolling ball
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17
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8K
The Generation of Voltage in a Transformer
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37
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20K
Understanding Lift Force on Airplanes
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2
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3K
Fourier transform -> power spectrum
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3
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49K
Why does it feel like work when holding something up?
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13
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18K
Rotational weight vs. dead weight
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5
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11K
Freezing warm water - Mpemba effect
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20
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9K
Are Reactionless Space Drives the Future of Propulsion?
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35
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5K
Understanding the Effects of Salt Water on Pressure Testing for Plastic Pieces
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3
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2K
How Does Licking Fingers Increase Friction?
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1
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2K
Why Does Wind Change Pitch as It Blows Harder?
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3
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41K
Why Does Theoretical Pressure Exceed Empirical Values in Hail Cannon Designs?
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4
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16K
Why Doesn't Car Speed Increase with Constant Accelerator Pressure?
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8
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3K
Does Distilled Water Boil/Evaporate? Mythbusters Examined
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3
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11K
What guarantee Kirchoff's law of potential difference?
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3
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3K
Name of the pendulum thing with five balls suspended on strings?
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4
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2K
What happened with my water bottle
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12
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8K
Perpetual Motion: Tests & Guidelines for Legitimacy
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16
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4K
Newton, Time Arrow & Egg Unbreaking: Is it Possible?
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3
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3K
Computing how car pass the corner
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12
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5K
Question on space suits and pressure
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2
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2K
Two football players are running at each other
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3
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3K
Accelerating frame of references & their trasformations
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8
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4K
How the same music note can sound different?
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1
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2K
Can Angular Momentum Equations Be Adapted from Linear Momentum Formulas?
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1
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2K
Project which involve a falling water droplet
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2
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2K
Self-Propelled Water: Leidenfrost Effect at U of Oregon
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2
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3K
Why wouldn't this pepetual motion machine work?
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14
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3K
Conservation Laws - Linear & Angular Momentum Explained
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1
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2K
Inertia and conservation of momentum
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1
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8K
Sound Wave Device: Answers Here!
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2
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7K
Can a Rotating Object in Space Curve its Trajectory?
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6
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6K

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