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This may sound stupid but I have always wanted to know what exactly
May 14, 2011
Replies
13
Views
3K
Potential energy of an object due to two other objects
May 14, 2011
Replies
23
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3K
Calculate Center of Pressure for Rocket - Andy
May 13, 2011
Replies
1
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4K
Water Hammer: Causes & Solutions
May 13, 2011
Replies
1
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3K
Speed of sound as the sqrt(elasticity/density) and why it must always be < C
May 13, 2011
Replies
2
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3K
Weight distribution, multiple points of contact
May 13, 2011
Replies
1
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7K
Potential energy of a system of conductors
May 13, 2011
Replies
2
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2K
Calculating Air Pressure for 10-Meter Liftoff with Air Pump
May 12, 2011
Replies
1
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2K
The acceleration of a moving pendulum
May 12, 2011
Replies
5
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9K
Position of a body moving by Newtons Univ. Law. of Grav., at a point in time
May 12, 2011
Replies
1
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2K
Work energy thm and conservation
May 12, 2011
Replies
5
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2K
Simp,e Harmonic Motion with Damping
May 12, 2011
Replies
4
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2K
Is Inhaling Hydrogen and Oxygen Safe for Your Health?
May 12, 2011
Replies
5
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8K
What does it mean for extra dimensions to be very small?
May 11, 2011
Replies
5
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4K
Calculating the Hydrostatic Force on the wall of a Cylindrical Tank
May 11, 2011
Replies
3
Views
7K
Deceleration etardation negative acceleration
May 11, 2011
Replies
22
Views
7K
Aerodynamic Drag: Turbulent Flow & Exchange of Momentum
May 10, 2011
Replies
5
Views
4K
Calculating Drag Coefficient of a Car
May 10, 2011
Replies
3
Views
4K
Average force and force/tension used
May 10, 2011
Replies
2
Views
3K
Conservation of Angular Momentum
May 10, 2011
Replies
2
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2K
Is it possible to find orbital velocity depending on time?
May 10, 2011
Replies
2
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2K
Formula for Projectile Motion?
May 10, 2011
Replies
5
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11K
Kinetic Energy of Rotating Water Molecule
May 9, 2011
Replies
2
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5K
Investigation into how sound proofing actually works
May 9, 2011
Replies
10
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12K
How does the concept of mass-energy equivalence relate to conservation laws?
May 9, 2011
Replies
8
Views
6K
Lagrangian Mechanics Question: How do we get the T and V terms?
May 8, 2011
Replies
3
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2K
Potential inside homogenous sphere
May 8, 2011
Replies
2
Views
4K
Why the speed increases,speed of time decreases?
May 8, 2011
Replies
2
Views
5K
1 wire power transmission using coils.
May 8, 2011
Replies
13
Views
4K
Inertia: Mass Irrelevant in Determining Acceleration?
May 8, 2011
Replies
5
Views
8K
Uniform linear, circular and rotational motion
May 8, 2011
Replies
2
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4K
Why is the Carnot Cycle so Important?
May 8, 2011
Replies
3
Views
2K
Bullwhip wave mechanics: What changes?
May 7, 2011
Replies
4
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3K
Calculating Euler Angles from Two Frames of Reference
May 7, 2011
Replies
2
Views
2K
Eliminating or slowing down inertia with waves?
May 6, 2011
Replies
3
Views
2K
Sorry if this is in the wrong place but im at work so i need to be
May 6, 2011
Replies
17
Views
3K
Perpetual Motion Debate: Proving its Reality?
May 6, 2011
Replies
28
Views
7K
What do accelerometers actually measure?
May 6, 2011
Replies
4
Views
16K
Is there a physical reason why conservation of momentum HAS to happen?
May 6, 2011
Replies
16
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4K
Understanding Brownian Motion: The Theory Behind Random Particle Movement
May 6, 2011
Replies
7
Views
3K
How High Can a Ground-Launched Projectile Reach?
May 6, 2011
Replies
38
Views
7K
Understanding Angular Momentum and Torque in Rotating Objects
May 6, 2011
Replies
1
Views
2K
Antimatter falling upwards because of gravity?
May 5, 2011
Replies
4
Views
2K
Derivative of Momentum: Why is dp/dt = F?
May 5, 2011
Replies
5
Views
7K
Calculating balloon neutral boyancy
May 5, 2011
Replies
1
Views
3K
Conservation of Energy with an Ellipse
May 5, 2011
Replies
1
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2K
Energy density in 1D elastic wave
May 4, 2011
Replies
5
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5K
Conceptual Question on Rolling Objects
May 4, 2011
Replies
7
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4K
Calculating the Centripetal force of a trebuchet
May 3, 2011
Replies
5
Views
5K
What is the resulting force acting on water tank walls?
May 3, 2011
Replies
2
Views
10K
Application of Newton's law of cooling to biophysics experiment
May 3, 2011
Replies
3
Views
3K
Centripetal Acceleration increases with greater radius?
May 3, 2011
Replies
1
Views
3K
Can a rotor ever come to a complete stop with a negative angular acceleration?
May 3, 2011
Replies
4
Views
4K
How friction affects rotational inertia of a hollow cylinder
May 3, 2011
Replies
1
Views
4K
Reaction moment in cantilever beam
May 3, 2011
Replies
1
Views
12K
What is the maximum possible specific impulse.
May 3, 2011
Replies
2
Views
6K
Gravitational force and tangential velocity of planets
May 2, 2011
Replies
2
Views
5K
Situation diagram and free body diagram
May 2, 2011
Replies
1
Views
8K
Can a Rotating Conducting Disk Generate a Magnetic Field?
May 2, 2011
Replies
14
Views
10K
Wave lengths affect the speed of photons?
May 2, 2011
Replies
5
Views
2K
What are the effects of oil on a ball rolling up a ramp?
May 2, 2011
Replies
4
Views
4K
How can this indicate rotation?
May 2, 2011
Replies
1
Views
1K
A beutifully simple interpretation of Vector Potential
May 2, 2011
Replies
9
Views
7K
De-Ionized Water: Duration, Storage, and Ionization Factors Explained"
May 2, 2011
Replies
7
Views
13K
Calculating the motion of a frisbee disc?
May 1, 2011
Replies
1
Views
2K
Initial speed of a football when average speed is known
May 1, 2011
Replies
6
Views
4K
Inner working of a linear actuator
May 1, 2011
Replies
5
Views
4K
Velocity - Viscosity/density? WHAAA?
May 1, 2011
Replies
11
Views
22K
Saturation pressure of vapor in air
Apr 30, 2011
Replies
1
Views
3K
Which object has more inertia and why? The one that has more mass or
Apr 30, 2011
Replies
4
Views
5K
Human Weight, Work and Gravity
Apr 30, 2011
Replies
7
Views
3K
Does radial velocity affect centripetal force
Apr 30, 2011
Replies
16
Views
8K
How does gravitational anomalies affect a planet's rotation?
Apr 30, 2011
Replies
5
Views
2K
Speed of Sound Wave: Car Moving 50m/s
Apr 30, 2011
Replies
2
Views
2K
Is Newtonian Mechanics enough to explain KE transfer in collisions?
Apr 29, 2011
Replies
16
Views
4K
Please help, derivation of a=v^2/r of the circular motion using calculus
Apr 29, 2011
Replies
6
Views
10K
Force & Tension: Does Length Matter?
Apr 29, 2011
Replies
2
Views
3K
Partial Pressure in beaker of water
Apr 28, 2011
Replies
14
Views
12K
Negative pressure & Hydrostatic paradox
Apr 28, 2011
Replies
1
Views
4K
Pressure & Area: Understanding Cars' Behavior
Apr 28, 2011
Replies
1
Views
2K
Could Mountains Act as Wheel Weights for Earth's Rotation?
Apr 28, 2011
Replies
5
Views
2K
Biomechanics of Free Throw Shooting
Apr 27, 2011
Replies
1
Views
3K
Rigorous statement of virtual work principle?
Apr 27, 2011
Replies
20
Views
4K
Why Does Water Flow in a Wavy Pattern on Inclined Surfaces?
Apr 27, 2011
Replies
15
Views
5K
Uncovering the Truth: Why Does Water Become Vapor in Cold Air?
Apr 27, 2011
Replies
3
Views
2K
Proof on two dimensional elastic collision.
Apr 27, 2011
Replies
8
Views
12K
Collision : When a gnome hits a giant. (Or any non-gnome)
Apr 27, 2011
Replies
4
Views
2K
Trying (desperately) to understand angular momentum
Apr 26, 2011
Replies
4
Views
3K
Tennis Ball Cannon Pressure & Exit Velocity
Apr 26, 2011
Replies
6
Views
10K
How Does Side-Slip Affect Lift Calculation in Flight Simulations?
Apr 26, 2011
Replies
17
Views
5K
Proving moment of inertia of hollow sphere with y^2+x^2=R^2 method
Apr 26, 2011
Replies
1
Views
3K
Calculus in Impulse Momentum Theorem
Apr 26, 2011
Replies
2
Views
6K
Which parameters affect about friction? and why?
Apr 25, 2011
Replies
1
Views
2K
How far would a helium balloon rise if it never burst
Apr 25, 2011
Replies
14
Views
14K
Inelastic collision: Momentum conserved, KE not- How?
Apr 25, 2011
Replies
8
Views
13K
Conservation of energy and friction
Apr 25, 2011
Replies
7
Views
4K
Crumple zone difference in a collision
Apr 25, 2011
Replies
2
Views
5K
Single Rotor Versus Coaxial Rotor Lift
Apr 25, 2011
Replies
2
Views
10K
Equation for Surface Pressure?
Apr 24, 2011
Replies
2
Views
4K
Proving the moment of inertia of a thinwalled hollow sphere
Apr 24, 2011
Replies
3
Views
5K
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