Mechanics Forum

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Motional EMF in the frame of a moving wire
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2K
The Butterfly Effect: Small Changes Lead to Big Results
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What units are used in spin factor and coefficient of lift formulas?
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3
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Why can shock waves condense water vapor?
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6
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How to Estimate Tensile Force on a Pre-Tensioned Rope?
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5
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Why is the kinetic energy equation multiplied by ½?
3
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Work done on a moving square wire loop in a B-field
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825
Moment of inertia where mass and torque are at a different positions
2
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Finding Fourier Transforms of Non-Rectangular Pulses
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Why gravitational potential energy is a system property?
2
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High Vacuum Etch / Deposition Vacuum Gauge Question ?
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1
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805
What happens if you put a sphere (ball) on the top of a pyramid?
3
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84
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Gravity, Air Friction, Drag, 50, 60, 70, 100 miles up?
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6
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How does Sherwood's rotational work equation differ?
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9
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991
Exploring the Logical/Geometrical Explanation of Escape Velocity
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4
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Water in a tank being driven up and down
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34
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Does the Relation ##T_2 = T_1 e^{\mu \theta}## Hold for an Accelerating Capstan?
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1
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815
A general potential energy for a multi-particle system
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6
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How does a pressure distribution keep the fluid from moving?
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7
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Vapour pressure of water vapour in air
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9
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Equation for trapzoidal motion in motors
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4
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855
Power required to reach X velocity in X time with drag
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10
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Escape Velocity depends on the Radius of the Earth?
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13
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4K
Sound intensity - How to deal with decibels?
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17
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1K
Which Equation Do Real Springs Obey Better?
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9
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Why is rolling easier than sliding?
3
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"External" potential energies strike back
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6
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910
How to ensure maximum possible joint torque for an actuator?
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2
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900
Transformation law of momentum under Galilean transformation
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5
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A peculiar definition of work on Wikipedia
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3
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967
How can I calculate the moment of inertia of any object?
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10
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Understanding EMF and Potential Difference in Electrical Circuits
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6
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How do we provide centripetal force in this situation?
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16
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Does a general rotational analogue of CoM work exist?
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3
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1K
Divergence of a position vector in spherical coordinates
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24
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Exploring Circular Motion: Centripetal Acceleration
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2
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What is the role of Poisson's ratio in determining stress and stiffness?
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4
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1K
How can the rotation of galaxies be explained?
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9
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Seeming Contradiction of Potential
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12
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2-body problem - conservation of angular momentum
2
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40
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Question About Rotational Forces when Lifting Weights
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8
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1K
Influence of initial shift on undamped frictionless forced oscillations
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10
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1K
What is the relationship between mass and weight?
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4
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2K
Shouldn't the water have evaporated by now?
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11
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902
A single external force doing work on a system of particles
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12
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1K
2-d equations of motion for a Slinky going down stairs?
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2
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Why don't we consider ordered motion as part of the internal energy of a gas?
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14
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2K
What force will be felt by ##B## when a rod is rotated?
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32
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Does Galilean relativity imply infinite propagation speed?
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2
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885
Sporting Goods for Outdoor Adventurers
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25
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Oscillation of a boat in still water (Metacenter and Center of Mass)
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24
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2K
ABS system on a two-wheeled vehicle - Conservation of Angular Momentun
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7
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1K
What happens when the coefficient of friction is 0?
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11
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2K
Deriving vdW-equation from kinetic theory
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1
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820
A ship stops suddenly - Forces acting on the cargo?
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28
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2K
Infinite-Extent 2D Mass-Spring System vibration and dispersion relation
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1
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1K
Do We Sense the Rotation on a Rapidly Spinning Planet?
2
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37
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Derive the equation of effective force on a rotating frame about Earth
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1
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Modelling assumptions when friction is involved
4
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112
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7K
Can We Do Better Than Mechanical Energy Conservation?
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9
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2K
Finite rotations and infinitesimal rotations
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31
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Viscoty and Surface tension -- depends on the composition of the atmosphere?
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11
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1K
Is conservation of energy derived from the work energy theorem?
2
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65
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4K
What is the kinetic energy when an object reaches escape velocity?
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5
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Spinning up a flywheel with a motor
2
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43
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Why is angular momentum conserved here?
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4
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Meaning of potential energy in external fields
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19
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Finding the 'g-force' of a decelerating falling mass.
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1
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When unsuccessfully trying to lift a weight, where does my energy go to?
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17
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Why is the most probable energy different from the speed?
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32
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Question about accelerator physics
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1
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828
I want to try an experiment related to mechanics -- suggestions please
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26
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Simple harmonic motion equations as a function of time
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8
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How can angular velocity be independent of the choice of origin?
2
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42
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Can analytical mechanics be deduced from Newtonian mechanics?
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22
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Direct Echo-Based Measurement of the Speed of Sound - Comments
3
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87
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22K
Classical Rotation: Referencing Rotational Motion in Mechanics
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5
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Mathematical description of a ball hitting a glass plate and causing damage
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4
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How is it that momentum is being preserved in a non elastic collision?
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3
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Why doesn't atmospheric pressure crush us?
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14
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Is angular momentum taken about a point or an axis?
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17
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The Equivalence Principle -- Is this a way to distinguish between a gravitational field and an accelerated rocket?
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21
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Conservation of linear and angular momentum
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9
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An Alternative Approach to Solving Collision Problems
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7
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Compound pendulum experiment to find the acceleration due to gravity
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1
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Is calculating the value for momentum rare in practical applications?
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2
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843
Is my elbow the point of application of force of a torque?
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6
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999
Why Isn't Horsepower an SI Unit, Despite Its Popularity?
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29
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Moment of inertia (experiment)
2
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67
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Pressure Required to propel something a long distance
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2
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Curiosity - Relative speeds in relation to the sound barrier?
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8
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An Alternate Approach to Solving 2-Dimensional Elastic Collisions
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5
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Effective potential in a central field
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3
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Understanding Earth's Spinning Speed: A Simple Explanation
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13
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Is the rotational KE of a rigid body considered as internal energy?
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30
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How does water rise along a glass plate? (surface tension question)
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2
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A rotating system of two point particles with inner torque
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1
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913
About acceleration and mass....
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5
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943
Spring force after fixating with limited stiffness
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9
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Is non-linear Tension Force possible?
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12
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2K

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