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A bowling ball going 20MPH or a Ping Pong ball going 200MPH?
Jun 8, 2004
Replies
12
Views
4K
Principles of Pseudo perpetual motion
Jun 8, 2004
Replies
32
Views
6K
Relativity Theory: Acceleration is Everything
Jun 8, 2004
Replies
1
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3K
Derive Linear and Angular Acceleration from A Force and a Point of application
Jun 8, 2004
Replies
11
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8K
Friction Coefficient: Learn About Silicon Carbide & Steel
Jun 7, 2004
Replies
1
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3K
What is the connection between dark energy and the elusive force of antigravity?
Jun 7, 2004
Replies
1
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3K
Organizing Physics Formulas for Assignment: Maximizing Marks
Jun 6, 2004
Replies
7
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4K
Jumped into a droplet of water
Jun 6, 2004
Replies
6
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2K
Space/time/velocity experiment
Jun 6, 2004
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1
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3K
How long is nuclear power plant waste really dangerous?
Jun 6, 2004
Replies
18
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22K
Bodies in Equilibrium, elasticity and fracture
Jun 6, 2004
Replies
1
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3K
Bernoulli's equation - finding the pressure at the top of a tube
Jun 4, 2004
Replies
1
Views
4K
Calculating collision: finite elements
Jun 2, 2004
Replies
6
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4K
Calculating Post-Collision Speeds of Billiard Balls
Jun 1, 2004
Replies
4
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8K
Solve Linear Momentum: An Explosion Problem and Find the Answer
May 31, 2004
Replies
1
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3K
Puzzles of angular acceleration
May 31, 2004
Replies
26
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5K
High School Question about Friction
May 31, 2004
Replies
7
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3K
Understanding Diffusion: The Role of Statistical Properties in Particle Movement
May 30, 2004
Replies
7
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12K
Can anyone tell me why clouds float and dont fall down?
May 30, 2004
Replies
3
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3K
Cars Versus Horse on Dirt Track
May 28, 2004
Replies
10
Views
6K
Rotational Freefall and Designation of Axis
May 28, 2004
Replies
4
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5K
Total Momentum of the Universe
May 25, 2004
Replies
8
Views
7K
Does time dilation occur even without a point of reference to measure motion?
May 25, 2004
Replies
9
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6K
Cantilever Bending: Modeling Interaction of Yarn & Brush Ring
May 24, 2004
Replies
10
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5K
Atmospheric Pressure & Rain: Is It True?
May 23, 2004
Replies
3
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2K
Understanding 3D Projectile Motion and Predicting Landing Spot
May 23, 2004
Replies
2
Views
3K
Time a Velocity not a Dimension?
May 21, 2004
Replies
14
Views
3K
The Powers of a Fourth-Dimensional Being.
May 21, 2004
Replies
23
Views
81K
Projectile Motion in 3D: Calculating Landing Spot and Launching Angle
May 20, 2004
Replies
3
Views
2K
Velocity/Acceleration - A Question So Simple.
May 20, 2004
Replies
3
Views
2K
About circular Friction measurement
May 19, 2004
Replies
4
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3K
Certainty Gain by Uncertainty Power?
May 18, 2004
Replies
35
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5K
Master Moment of Inertia with Integration: Rod, Disk & Center Axis Solutions
May 18, 2004
Replies
5
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3K
Confused with flow rate of water
May 17, 2004
Replies
3
Views
8K
Bicycle spoke tension increase?
May 17, 2004
Replies
11
Views
6K
Time for rope to stop a person in freefall
May 15, 2004
Replies
2
Views
4K
How do I calculate moment of inertia for a rotating ball on a thin massless rod?
May 13, 2004
Replies
3
Views
21K
Your Aerodynamics are all Screwed Up
May 13, 2004
Replies
9
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4K
I have a conservation of momentum equation Q
May 13, 2004
Replies
7
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7K
How is the Inertia of a Uniform Rod Calculated Using the Parallel Axis Theorem?
May 13, 2004
Replies
4
Views
7K
Help with work formula - medical application
May 12, 2004
Replies
2
Views
2K
Is the Nexus TDD-3000 Heatpipe Effective for Cooling Laptops?
May 11, 2004
Replies
3
Views
2K
Introduction to the Lagrangian form of classical mechanics
May 11, 2004
Replies
9
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3K
Projectile motion variation of range
May 11, 2004
Replies
1
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3K
Carier particle for quantum entanglement
May 10, 2004
Replies
9
Views
3K
Can a Ball Thrown at 100 km/h Keep Up with a Car Traveling at the Same Speed?
May 9, 2004
Replies
4
Views
2K
HELP instantaneous force TO velocity
May 8, 2004
Replies
8
Views
8K
Spherical pendulum, linear approximation?
May 8, 2004
Replies
2
Views
6K
How Would Reversing Water's Meniscus Affect Its Surface Properties?
May 6, 2004
Replies
6
Views
7K
How does tyre width affect grip in Formula 1?
May 6, 2004
Replies
1
Views
9K
What's the optimum air pressure for sound waves?
May 6, 2004
Replies
2
Views
3K
Rolling ball physics in 2D, how?
May 5, 2004
Replies
9
Views
12K
Solving for a and t Given s, vi, and vf
May 2, 2004
Replies
5
Views
2K
Does pressure affect the speed of sound in a solid?
May 2, 2004
Replies
3
Views
6K
Wavelength from pressure graph
May 2, 2004
Replies
4
Views
10K
Circular Motion of a roller coaster
May 1, 2004
Replies
1
Views
2K
Running 3 Miles: The Staggering Implications
May 1, 2004
Replies
3
Views
2K
Can a perpetual motion machine really be built for only $150?
Apr 30, 2004
Replies
6
Views
3K
Question about Grav. Potential Energy and Escape Velocity
Apr 30, 2004
Replies
3
Views
6K
The Problem of Composition: Why Time Travel is Limited by Our Physical Makeup
Apr 30, 2004
Replies
1
Views
2K
How Long Would a Day Be If the Earth Rotated Fast Enough for Equatorial Objects to Be Weightless?
Apr 29, 2004
Replies
2
Views
3K
Potential Energy Stored by Elastic
Apr 29, 2004
Replies
4
Views
3K
Help with accelerated coordinate system question
Apr 28, 2004
Replies
3
Views
2K
Ultra-cool Multi-Spring simulator freeware
Apr 28, 2004
Replies
1
Views
2K
Pulleys reduce the work needed
Apr 27, 2004
Replies
10
Views
5K
Get the lead out, or birth of a musket ball
Apr 27, 2004
Replies
3
Views
5K
Weight of mass on surface > center of Earth
Apr 27, 2004
Replies
8
Views
5K
Air pressure vs explosive pressure
Apr 27, 2004
Replies
4
Views
8K
Rotation : angular velocity from body frame
Apr 26, 2004
Replies
11
Views
10K
Momentum problem driving me crazy.
Apr 26, 2004
Replies
2
Views
3K
What is the truth behind suppressed technologies and their impact on society?
Apr 26, 2004
Replies
8
Views
4K
What is the new position vector if the reference point is changed to (0,4)?
Apr 24, 2004
Replies
3
Views
10K
Solving for Wavelength of a Surface Water Wave
Apr 23, 2004
Replies
5
Views
3K
Cubist Art and the Monte Carlo Effect
Apr 23, 2004
Replies
11
Views
4K
Angular speeds and a basketball
Apr 22, 2004
Replies
1
Views
4K
Sound waves of stone in a well
Apr 22, 2004
Replies
1
Views
5K
Mass Expansion/Particle Accelerators
Apr 21, 2004
Replies
1
Views
4K
Ball falling through hole in the earth.
Apr 21, 2004
Replies
17
Views
16K
Find the Optimal Cut Point on a Hanging Thread
Apr 19, 2004
Replies
5
Views
2K
Is It True You Can Freeze a Bottle of Water?
Apr 18, 2004
Replies
2
Views
3K
Projectile formula for a golf ball
Apr 17, 2004
Replies
1
Views
6K
Velocity dependent forces problem
Apr 17, 2004
Replies
2
Views
2K
Visual Perception: Investigating the Speed of Seeing
Apr 16, 2004
Replies
13
Views
3K
Which direction will the pencil fall
Apr 16, 2004
Replies
11
Views
3K
Does Water Temperature Affect Its Weight?
Apr 14, 2004
Replies
17
Views
6K
Swinging String Attached to Mouse Cursor: Vectors Explored
Apr 14, 2004
Replies
5
Views
3K
Coefficient of friction has no units
Apr 14, 2004
Replies
5
Views
18K
Calculating Drag Coefficient for Skydiving Research
Apr 14, 2004
Replies
2
Views
7K
Introduction to Geometrodynamics
Apr 13, 2004
Replies
1
Views
4K
Calculate Force Req. to Lift Load 3m High
Apr 13, 2004
Replies
10
Views
10K
How Do You Calculate the Initial Velocity of a Projectile?
Apr 12, 2004
Replies
1
Views
2K
Understanding Static Pressure: Causes of Pressure Changes in Air Flow
Apr 12, 2004
Replies
1
Views
2K
Why Are 6 Coordinates Essential for Understanding Rigid Body Motion?
Apr 11, 2004
Replies
1
Views
26K
Calculate the torque on a rigid body
Apr 11, 2004
Replies
2
Views
10K
Calculating Linear Momentum in Elastic Collision of Two Balls
Apr 11, 2004
Replies
2
Views
2K
Permittivity in inertial reference frames
Apr 10, 2004
Replies
2
Views
2K
Moments of Inertia: Practical Applications & Integration
Apr 10, 2004
Replies
4
Views
4K
Calculating Moment of Inertia for a Rectangle
Apr 9, 2004
Replies
2
Views
4K
Attention Paid To Accelerating Reference Frames Overthrows SR
Apr 7, 2004
4
Replies
153
Views
14K
When can Stokes' law be used for motion in a liquid?
Apr 7, 2004
Replies
4
Views
7K
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