Mechanics Forum

Post thread
The Laplacian of the potential q*exp(-r)/r
Replies
5
Views
2K
Negative carbon emissions to fight ocean acidification?
Replies
3
Views
2K
Salt water and potential difference
Replies
8
Views
3K
Best way to learn fluid mechanics while in high school
Replies
7
Views
2K
Rolling friction and static friction....
Replies
2
Views
2K
A thought I had about inertia, and derivatives of acceleration
Replies
1
Views
2K
Potential difference: positive or negative?
Replies
15
Views
4K
Measuring the coefficient of friction
Replies
1
Views
1K
Pressure generated by a column of air
Replies
16
Views
2K
Inverted pendulum -- What force is applied at the center of mass?
Replies
4
Views
2K
Intuition problem about an accelerating barometer
Replies
33
Views
2K
What is the difference between gauge potential and gauge connection?
Replies
3
Views
2K
How can we say we do work in walking up stairs or similar?
Replies
27
Views
4K
How Does String Tension Affect Audio Output Amplitude in Synthesizers?
Replies
4
Views
2K
Opposites of Speed, Mass, Pressure & Momentum - Things I Wonder Of
Replies
6
Views
2K
Does a strong wind slow down your free fall?
Replies
9
Views
3K
Calculating the average linear speed of all points in a rotating sphere
Replies
6
Views
2K
Translational and rotational velocity
Replies
3
Views
2K
Why does torque increase as we increase distance from the centre axis?
Replies
25
Views
4K
Is the equation Velocity = Distance * Trigonometric Function valid in physics?
Replies
9
Views
2K
Tension of a rod rotating on a horizontal table about a vertical axis
Replies
12
Views
2K
Rolling without slipping down an inclined plane
Replies
41
Views
6K
Jumping up on a rotating Earth
Replies
4
Views
1K
Does an impulse contribute to both linear and angular momentum?
Replies
3
Views
2K
Pressure on a sample of fluid (at rest)
Replies
30
Views
3K
Addition of Harmonics in a string wave
Replies
4
Views
1K
How to Calculate This Horsepower from a flywheel?
Replies
3
Views
3K
Calculating Torque for Rotating Wheels: Factors to Consider
Replies
21
Views
3K
How to Measure Impact Force / Energy Absorption
Replies
7
Views
4K
Need to find the spring constant to achieve Max Velocity
Replies
6
Views
2K
A physics perspective needed on how the Mitochondria machine works
Replies
17
Views
19K
Throwing a ball out of the end of a moving train
Replies
3
Views
3K
Is rotation a relative property?
Replies
5
Views
2K
Acceleration of a pumpkin from an air cannon
Replies
7
Views
2K
Fluid Mechanics: Wooden plank floating in water at an angle
Replies
2
Views
2K
How can a reaction force do work on someone who is jumping?
Replies
15
Views
2K
Classical hydrogen "molecule" - can it be stable?
Replies
4
Views
1K
Rotation of a roll by a driving wheel
Replies
24
Views
3K
Fluid Dynamics and Global Warming
Replies
6
Views
2K
How do I Calculate the Spring Constant of a Piece of PVC pipe?
Replies
5
Views
2K
How fast will two spinning weighted wheels propel a 7 lb cylinder?
Replies
19
Views
3K
Is the Spinning Wheel's Rotation Maintained? | Investigating Kinetic Energy
Replies
9
Views
2K
Momentum from static E and H fields? (So this video claims)
Replies
34
Views
3K
A glass and bottle of water moving on their own
Replies
18
Views
11K
Difference between static and kinetic friction
Replies
10
Views
3K
How can the pressure be more in liquid flowing with less speed?
Replies
19
Views
2K
Does the spring force do work on the spring itself?
Replies
9
Views
3K
Work-Energy Theorem: Is Lifting a Rigid Body Really 0 Work?
Replies
4
Views
2K
Science history, falling objects before Galileo
Replies
18
Views
4K
Would a giant orbital gravity battery be a good future power source?
Replies
18
Views
3K
Can a Y-joint at high flow velocity create negative pressure?
Replies
9
Views
2K
Surface Tension: Why Tangential and Not Downward?
Replies
9
Views
2K
How Does Viscous Force Relate to Velocity Gradient?
Replies
19
Views
2K
Newton's law of cooling - formula for constant k
Replies
4
Views
4K
Can this machine produce more work than consumed?
Replies
1
Views
1K
What is pressure energy in Bernoulli's theorem?
Replies
6
Views
1K
How to Calculate Weight on Pedals from Watts?
Replies
15
Views
5K
How to Calculate Underwater Force for Displacement?
Replies
2
Views
2K
Why doesn't pressure depend on the shape of the container?
Replies
29
Views
9K
Coriolis force caused by tangential velocity
2
Replies
53
Views
6K
Disproving perpetual energy and perpetual motion machines.
Replies
1
Views
1K
Foucault Pendulum Release Velocity in Spherical Coordinates
Replies
8
Views
2K
Why do we feel pressure from the downside in a liquid
Replies
5
Views
1K
Retarded and advanced potentials
Replies
18
Views
5K
Confused about Newton's 3rd law
Replies
22
Views
3K
Unusual escape velocity derivation
Replies
4
Views
1K
Pressure Change: Understanding the Physics Behind Closing a Valve
Replies
6
Views
2K
Free Falling powder in a vacuum
Replies
7
Views
4K
Rolling Without Slipping: What Am I Missing?
2
Replies
52
Views
7K
Potential Energy and Potential -- Systems versus Particles
Replies
6
Views
11K
Rigid body motion - thin disc
Replies
1
Views
1K
Can a Fish Move a Ball in Water?
5
Replies
207
Views
16K
Rotating planet moving through space
Replies
9
Views
1K
How to make a Velocity Time Graph For Data?
Replies
1
Views
10K
Would my turning mechanism for my robot work?
Replies
6
Views
1K
What Does Negative Potential Energy Indicate in Colliding Iron Balls in Space?
Replies
7
Views
2K
How to advoid water condensation in compressed air piping
Replies
2
Views
2K
Can Space-Time Differ for Ionized Fuel in a Magnetic Field Near Light Speed?
Replies
12
Views
3K
An apple falls from a tree, Does the moon move as a result?
Replies
2
Views
1K
Friction ON wheels (say a car driving or accelerating)
Replies
29
Views
7K
Block on a Plane (Classical Mechanics)
Replies
6
Views
1K
Adiabatic process in statistical mechanics
Replies
6
Views
2K
Most general dependence of acceleration
Replies
1
Views
965
Negative potential energy vs Positive potential energy
Replies
14
Views
6K
How Do Momentum and Kinetic Energy Influence Collision Outcomes?
Replies
12
Views
2K
Photodiode: pulsed vs. continous signal
Replies
28
Views
6K
Normal acceleration of the Belt on the Pulley
Replies
15
Views
2K
Sound waves: why do air molecules oscillate?
Replies
35
Views
5K
Simple problem for experts.... (work done lifting weights at the Gym)
Replies
7
Views
2K
Hamiltonian Mechanics: why paths in state space never cross each other
Replies
9
Views
2K
Static friction's role in walking
Replies
23
Views
4K
Relativistic hydrodynamics: gradient expansion
Replies
4
Views
1K
Criticisms of Jaynes' approach to Statistical Mechanics
Replies
3
Views
1K
Why is the pressure reduced when the fluid flows faster?
Replies
15
Views
5K
Boiling off Liquid Argon Using A High Powered Resistor
Replies
32
Views
3K
Feeling Forces (like feeling gravity while in free-fall)
Replies
11
Views
2K
Stokes' Law: Why does viscous drag depend upon the radius of the spherical body?
Replies
4
Views
4K
How does force change momentum?
Replies
9
Views
1K
Derivation of the change of air pressure with height
2
Replies
50
Views
5K
Elastic or inelastic collision?
Replies
8
Views
2K

Hot Threads

Hot Threads

Recent Insights

Back
Top