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2.0-kg body rests on a frictionless wedge
Sep 26, 2004
Replies
1
Views
2K
Is gravity's acceleration constant
Sep 26, 2004
Replies
5
Views
3K
Simple Relative Motion Police Car Problem
Sep 26, 2004
Replies
7
Views
5K
How to Determine the Minimum Diameter of an Alloy Cable for a Specific Load?
Sep 25, 2004
Replies
1
Views
7K
Why do some lakes have a concave surface before water falls over a weir?
Sep 24, 2004
Replies
2
Views
2K
Momentum Revisited: Proving Final Momentum Equation
Sep 22, 2004
Replies
4
Views
3K
Calculating Time for Window Shade Roll-Up: M, W, L, T, R, m, g Dynamics
Sep 22, 2004
Replies
2
Views
2K
A 350 pound masking tape ball, no really
Sep 22, 2004
Replies
1
Views
4K
Why Does a Simple Pendulum Only Exhibit SHM at Small Angles?
Sep 22, 2004
Replies
4
Views
3K
Vector Potential Between Parallel Wires: Calculating & Differences
Sep 22, 2004
Replies
2
Views
3K
Simulating Hydrogen diffusion out of a chamber (in air)
Sep 22, 2004
Replies
1
Views
2K
How Do You Solve Complex Physics Problems Involving Newton's Laws?
Sep 22, 2004
Replies
5
Views
6K
Is Perpetual Motion Truly Impossible or Simply Misunderstood?
Sep 21, 2004
3
Replies
105
Views
11K
Why isnt it working? Time Dilation
Sep 21, 2004
Replies
2
Views
2K
Work for a force function of x, v, t
Sep 20, 2004
Replies
5
Views
5K
Mechanics Projectile Motion Question
Sep 20, 2004
Replies
3
Views
4K
How Do Elastic and Inelastic Mass Structures Affect Collision Behavior?
Sep 20, 2004
Replies
1
Views
2K
Understanding Constant Velocity and Acceleration in Frictionless Environments
Sep 19, 2004
Replies
2
Views
4K
How to Use a Lever to Lift a 1000 kg Car: Intro to Physics Problem
Sep 19, 2004
Replies
2
Views
3K
What is the relationship between Earth's rotation and its mass?
Sep 18, 2004
Replies
5
Views
3K
Question about energy and speed
Sep 17, 2004
Replies
8
Views
2K
Angle for maximum height of ball bounce
Sep 17, 2004
Replies
8
Views
3K
Momentum in Inelastic Collisions
Sep 16, 2004
Replies
31
Views
9K
Why Does Newtonian Physics Say About Object Motion and Forces?
Sep 16, 2004
Replies
9
Views
15K
Newton's 3 Law: Analyzing Equal & Opposite Forces
Sep 15, 2004
Replies
31
Views
5K
Calculating Acceleration of a Squash Ball Stopped by a Racket
Sep 15, 2004
Replies
6
Views
3K
Best Physical Means of Storing Kinetic/Mechanical Energy
Sep 14, 2004
Replies
6
Views
7K
Angular momentum of a rigid body
Sep 14, 2004
Replies
1
Views
5K
Why Do Hurricanes Always Rotate Counter Clockwise?
Sep 13, 2004
Replies
17
Views
61K
Why Does Releasing Air from a Balloon Propel It?
Sep 13, 2004
Replies
12
Views
6K
How do I calculate the peak velocity of a 1kg object dropped 1m onto a spring?
Sep 13, 2004
Replies
33
Views
8K
How Do We Determine Proper Inertial Frames of Reference?
Sep 13, 2004
Replies
5
Views
3K
Simple harmonic motion of two horizontal springs
Sep 12, 2004
Replies
1
Views
6K
3rd Harmonic Content for a Simple Pendulum?
Sep 11, 2004
Replies
8
Views
5K
How Do You Calculate the Force Needed to Turn a Pulley System?
Sep 10, 2004
Replies
3
Views
2K
What is the speed of dark? (space)
Sep 6, 2004
Replies
16
Views
181K
Conservation of Mechanical Energy
Sep 6, 2004
Replies
11
Views
4K
How do I calculate the moment of inertia for a hollow paper object?
Sep 5, 2004
Replies
5
Views
4K
Velocity Factor & Wave Length: What's the Connection?
Sep 5, 2004
Replies
19
Views
9K
Solving a Ball Dropping Problem on the Equator
Sep 5, 2004
Replies
8
Views
7K
Can Hydrogen have a DC Circuit?
Sep 3, 2004
Replies
28
Views
4K
Why do we usually talk about Newton's THREE laws?
Sep 2, 2004
Replies
15
Views
3K
Separation of Linear and Angular Momentum - Explained
Sep 2, 2004
Replies
6
Views
5K
If sound moves faster through ?
Sep 1, 2004
Replies
3
Views
3K
Can Angular Momentum Be Converted into Linear Momentum?
Sep 1, 2004
Replies
9
Views
8K
Distance and acceleration problem
Sep 1, 2004
Replies
7
Views
23K
Two spheres collide and assume that the collision is perfectly elastic
Aug 31, 2004
Replies
2
Views
2K
Escape velocity and gravitation
Aug 31, 2004
Replies
16
Views
8K
Find Velocity for Object to Reach Space & Return in 8 Days
Aug 30, 2004
Replies
25
Views
62K
Calculating Ball Velocity Dropped From Moving Helicopter
Aug 30, 2004
Replies
5
Views
2K
Wind Power Generator: Does the Temperature of Wind Drop?
Aug 29, 2004
Replies
20
Views
6K
Unravelling the Mystery of Car Windscreen Steaming
Aug 27, 2004
Replies
14
Views
4K
Air Pressure & Temperature: Is the Relationship Correct?
Aug 27, 2004
Replies
6
Views
3K
Understanding the Direction of Pressure in Air and Water Environments
Aug 27, 2004
Replies
3
Views
4K
How high can salmon jump above water?
Aug 27, 2004
Replies
3
Views
2K
How do the Casimir force and cold welds relate?
Aug 25, 2004
Replies
7
Views
7K
SupermanMotion Question: What Happens to A When Its Environment Disappears?
Aug 25, 2004
Replies
20
Views
5K
Kinetic Energy due to rotational motion
Aug 25, 2004
Replies
3
Views
6K
Can RC Car Clear a 20' Ramp at Racing Speed?
Aug 24, 2004
Replies
10
Views
3K
What is the Difference Between Average Velocity and Instantaneous Velocity?
Aug 24, 2004
Replies
2
Views
5K
Generators: Water instead of a coil?
Aug 24, 2004
Replies
13
Views
4K
A better Vandegraaf generator?
Aug 23, 2004
Replies
4
Views
3K
Hamilton's principle and Lagrangian mechanics
Aug 23, 2004
Replies
3
Views
7K
Is There a Difference Between Push and Pull in a Spinning Space Station?
Aug 23, 2004
Replies
6
Views
3K
Building a waterballoon launching Trebuchet
Aug 21, 2004
Replies
4
Views
5K
Rotational momentum - anybody an expert?
Aug 20, 2004
Replies
4
Views
4K
Why Shallow Water Slows Down Water Waves
Aug 20, 2004
Replies
4
Views
3K
What Lies on the Other Side of Pressure ?
Aug 19, 2004
Replies
9
Views
3K
Phase space geometry for a deterministic quantum mechanics
Aug 18, 2004
Replies
2
Views
3K
SleeperHow does the rotation of the Earth affect flight times?
Aug 18, 2004
Replies
2
Views
3K
How Do Mass and Velocity Affect Kinetic Energy in Moving Objects?
Aug 18, 2004
Replies
18
Views
4K
Static Friction Vs Dynamic/Kinetic Friction
Aug 18, 2004
Replies
8
Views
27K
Does the fabric of space itself cause friction?
Aug 17, 2004
Replies
7
Views
6K
Understanding the Mechanics of a Falling Bucket of Water: A Conceptual Question
Aug 17, 2004
Replies
18
Views
11K
Is Object 2 Traveling at Double the Speed of Light Relative to Object 1?
Aug 17, 2004
Replies
8
Views
2K
Water,a manifestation of WHAT?
Aug 17, 2004
3
Replies
129
Views
13K
Bungy Jumping: Max Elastic Potential Energy Explained
Aug 16, 2004
Replies
2
Views
2K
Derivate the forumla for the acceleration due to gravity
Aug 15, 2004
2
Replies
72
Views
76K
Is My Course Schedule Too Much to Handle?
Aug 15, 2004
Replies
8
Views
4K
Falling Objects Puzzle: Find Ratio of Heights
Aug 13, 2004
Replies
14
Views
13K
Bungee Jumping Grav: Thanks for Your Support
Aug 12, 2004
Replies
6
Views
4K
Identifying if Liquid on Table is Water
Aug 11, 2004
Replies
15
Views
2K
Is the force on pole F1 greater than F2 in this torque example?
Aug 11, 2004
Replies
5
Views
2K
Best Way To Create Pressure Inside A Container
Aug 11, 2004
Replies
3
Views
18K
What do you think of a reaction motor that works only with spinning pistons?
Aug 10, 2004
Replies
3
Views
3K
Wrong Newton Law? according to Einstein
Aug 10, 2004
Replies
2
Views
3K
Airplane Velocity and Wind Speed: A Scientific Debate | Xeno's Perspective
Aug 10, 2004
Replies
12
Views
6K
Perpetual motion and free energy possible?
Aug 9, 2004
Replies
35
Views
19K
Finding Surface area using Newton's Law
Aug 9, 2004
Replies
2
Views
7K
How Do Physics Theories Explain Time and Space?
Aug 9, 2004
Replies
21
Views
37K
Cartwheeling/spinning rod problem
Aug 7, 2004
Replies
9
Views
3K
Understanding Work and Energy Transfer: The Relationship and Implications
Aug 7, 2004
5
Replies
219
Views
28K
A theory of everything that really works:
Aug 7, 2004
Replies
11
Views
3K
Classical mechanics problem books
Aug 7, 2004
Replies
2
Views
19K
Why Are Hot Brake Pads Harder to Manage?
Aug 6, 2004
Replies
15
Views
21K
Understanding Torque: A Question for Physics Newcomers
Aug 6, 2004
Replies
9
Views
2K
Why does gravity cause pressure?
Aug 5, 2004
Replies
2
Views
4K
What is a Perpetual Motion Device and How Can I Make One?
Aug 4, 2004
Replies
3
Views
5K
The range of a projectile fired up the side of a mountain?
Aug 4, 2004
Replies
4
Views
5K
Can Quantum Jumps Same as Dimension Jumps ?
Aug 4, 2004
2
Replies
50
Views
5K
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