Mechanics Forum

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Prove forces of semiholonomic constraints do no virtual work
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KE of off-center impacts in rotating and translating rigid bodies
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5
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Sound transmission to the brain
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52
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What are the units for inertia?
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7
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Relative volume of combusted hydrogen
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7
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What is the relationship between Flow Rate and Pressure
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10
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Bernoulli-induced errors in altimeters
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6
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Proportionality theorem and projectile motion
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What is the physics behind line vortices and their equations of motion?
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6
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What is the relationship between work and potential energy?
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What is the purpose of a cosmology accelerator?
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Does ice melt faster in water because helps to change the phase
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6
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How to Find the Center of a Ball Moving Forward
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1
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Water analogy in Particle Physics
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9
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Lagrangian function of a double undamped pendulum
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6
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Calculus and Kinematic equations--- seeing the logic
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3
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Does Teaching by Numbers Limit Understanding of Elasticity in Rubber Bands?
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12
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How can I determine the parabola of a projectile?
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14
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Nonholonomic mechanics in Landau and Lifshitz
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13
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Exploring Motion in Physics: Beyond Translation, Rotation, and Oscillation
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11
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Rotational Work versus Linear Work
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14
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Torque and Moment of Inertia of a Lever Arm
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2
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Brachistochrone Problem w/ Initial Velocity
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13
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Is Newton's third law valid for rotation / Torque?
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23
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Does a statistical mechanics of classical fields exist?
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2
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Free body diagrams, coordinate systems origin/orientation
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14
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Analytical Mechanics: Regularity Conditions on Constraint Surface
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7
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Signal Transmission Using Sound Waves
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12
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Does Fluid Dynamics Explain Pressure Gradients in a Frictionless Tube?
2
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48
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Circular and linear freefall
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23
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Help with deriving the formula for kinetic energy (using calculus)
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8
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Vertical beam on a frictionless surface
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9
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2K
What are angular momentum and torque?
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9
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Orbits from Impacts: Can Projections Achieve Orbit?
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10
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How will the pitch of a string change when I stretch it? (sound)
2
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64
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Are Olympic weightlifting records based on mass or weight?
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31
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3K
Pressure experiment with a burning straw protruding from a hole in a bottle
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8
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Calculating torque from moment results in CFD analysis
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1
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2K
How to calculate the impact of a police K9
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20
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3K
Seemingly Simple Kinematics Question
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7
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2K
Relaxation times of molecules during sound propagation
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3
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2K
Deriving Statistical Behavior of Particles via Classical Mechanics
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7
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1K
Is Bernoulli's Theorem an Expression of Energy Density in Fluids?
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11
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The relation between impulse and momentum
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7
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Discover the Surprising Power of Water: Tap vs. Fire Hose vs. Pressure Washer
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1
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How does a Western free reed work? (musical instruments)
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12
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3K
I am confused about the meaning, and value, of kinetic energy
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7
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1K
Video of motorized top - is the explanation correct?
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3
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857
Perceived Weight on Earthlike Planet w/ Faster Rotation
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3
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1K
What Forces Cause an Airbag to Jump When Detonated?
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5
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Angular velocity in terms of Euler angles
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12
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Exploring "Thermokinetics": What Is It?
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2
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1K
Microcanonical ensemble generalized pressure
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2
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894
Classical mechanics -- Equations for simulating the motion of a body
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7
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1K
Physics C: Mechanics - Negative Energy and Potential Energy Curves
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5
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Water Phase Diagram: Mathematically Modeling and Validating
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5
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Exactly how do pressure waves work at the molecular level?
2
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49
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Rotating body viewed from its own rotating ref. frame, then perturbed
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2
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962
Conservation of Angular Mometum for a Car/Earth System
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20
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2K
Question: can we make wind during motion
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5
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998
Projectile Motion: Achieving a Semicircular Trajectory without Calculus
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4
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Casimir Effect experiment and implications on motion theory
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34
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Why do we add turbulence to the rotating water in our experiment?
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10
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Bernoulli Principle For Pitot Tubes
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14
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Coriolis inertial acceleration
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28
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What is the free-body diagram for a massless pulley in free fall?
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31
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Flow of air through an open tube with a balloon
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9
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Parabolic Pressure Distribution in a Jet
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8
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Inertial Force in Fluid Mechanics
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5
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Why we jump with the same initial speed on 2 different planets?
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18
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Is Turbulence Necessary for Lift on a Wing?
2
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61
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Does sound pass through bricks? Can I deflect sound away?
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21
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Is Mechanical Energy Conservation Free of Ambiguity?
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90
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How far do gamma rays extend from an accelerator?
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6
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Potential Flow Theory: Circulation and the Kutta-Jukowski Theorem
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3
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Why Doesn't the Ball Rotate When Hit by a Pivoting Rod?
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30
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Does it take longer to accelerate from high speed to higher
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19
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Does density of a medium affect the conservation of momentum?
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3
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Friction loss in water flowing through a globe valve?
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20
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2K
Will a vortex form if you pump water up via the bathtub drain?
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2
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797
Raising humidity - how much water is needed?
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3
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Toy Problem to Understand Products of Inertia?
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3
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Where does the torque come from?
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26
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Definition of potential energy
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13
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Velocity definition and parameter dependence
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22
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Constant 1 g acceleration problem
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11
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2-Way Interaction between Rotation and Translation
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1
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Spherical Pendulum - elliptic integral
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11
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Help please with a physics bet (2 cars colliding vs. 1 car hitting a wall)
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11
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3K
Amplitudes of longitudinal sound waves
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8
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Velocity, barrel length and bore volume
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4
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1K
Momentum conversion drive possible ?
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5
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688
Can the Electric Field Outside a Conductor Have a Tangential Component?
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4
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Empirical and Definitional Content of Newton's Laws
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117
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Ball hits a pivoting rod, what torque changes the angular momentum of the ball?
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14
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Is it possible to have water levels at different heights without a pump?
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3
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888
Discontinuity of velocity in a problem on mass flow and momentum
2
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43
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Constraints in Rotation Matrix
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2
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Counter-intuitive 2D collision
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9
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Is there a way to calculate the Drag coefficient from any given object?
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3
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