Mechanics Forum

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Wrist-watch type human power meters....
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2K
Units of Inertia and Moment of Inertia
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Proof of angular momentum conservation
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3
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2 Masses connected by a spring
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3
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Two different equations of motion from the same Lagrangian?
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1
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Breathing under water (long snorkel tube and scuba tank)
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15
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How to calculate pressure in a bottomless aquarium
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8
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Resources for aerostatics in an arbitrary potential field?
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1
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857
How to separate oxygen and hydrogen?
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3
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Is Centripetal Acceleration Treated as a Scalar or Vector Quantity?
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12
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Momentum conservation inelastic collection
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18
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Dimensional Analysis of Specific Speed: Explained
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How to derive linear velocity from position and angular vel.ocity
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6
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How to find the sound power in a collision?
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What is the speed of sound from a fast-approaching train?
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15
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Why do diamonds lose their sparkle in water?
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18
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11K
How could a lever be used to lift the object
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5
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Fallrate Calculation: Constant Upward Force
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6
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1K
Torque Needs for Rotating Wheels Without Skid
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The Centre of mass of an exploding projectile
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2
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Hot Air Balloon Descent: Does it Keep Accelerating Until Impact?
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4
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Understanding Mechanics: The Relationship Between Radians and Vectors
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5
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A momentum question following collision
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6
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Proof and Examples of Conservation of Etendue
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1
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Mass of Impact: Calculate Weight & Force
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24
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I'm wondering about air travel and the rotation of the earth
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15
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4K
Proving Midpts of Quadrilateral Make Parallelogram: Position Vectors
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13
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1K
Velocity of gases in a flue / stack
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23
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8K
Direction observed by fish when man flying air to water?
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4
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1K
Casimir Effect as a power source
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10
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Definition of torque - What is r?
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1
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1K
Centripetal Force for non point particle
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1
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Question re. flying against Earth's rotation
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19
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How can constant power produce constant acceleration?
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9
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Center of percussion - baseball bat theorem
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14
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Getting 'negative' force when calculating drag
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6
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Who Hits the Water First? Investigating Free Fall Bungee Jump Physics
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14
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Equation of projectile with drag and lift
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2
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Why Does More Vapour Form When Taking a Bath in Colder Weather?
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2
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How to intuitively see the v^2 relation to kinetic energy?
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5
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Center of Gravity and Center of Pressure
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3
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6K
Relative velocity of 2 vehicles
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2
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Cooling Water in a Closed Container
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30
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Does Greater Energy Equal Greater Mass in Classical Mechanics?
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9
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Relativity of motion and astronomy
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6
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Why are changes in direction considered accelerating
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17
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3K
Water evaporation in semi-open system
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9
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Newton's 3rd law & rocket propulsion (detailed explanation)
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18
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How Do You Calculate Width in Hydrostatic Force Problems with Varying Depths?
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2
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1K
Why centripetal force does not increase the value of tangent
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3
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2K
How much weight am I lifting when I pick up one end of a canoe?
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4
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3K
Free fall does'nt consider weight
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2
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Problems Building a Van De Graaff Generator
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3
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2K
Angular Momentum Conservation -- Rope Problem
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2
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1K
Having problem with centripetal and centrifugal force
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2
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1K
Confusion in Newton's 3rd law of motion
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1
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1K
Centripetal force and spinning discs
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17
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5K
Why is there a time unit in some inertia units and not in others?
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6
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4K
Change in direction affecting velocity
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13
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8K
Can't get this tension derivation........
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3
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1K
Real World Gravity on an incline question
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3
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1K
Doppler effect with moving medium but no relative motion
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10
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3K
Potential Energy: Dependence on Position, Not Velocity
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7
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Work done by a van der waal gas/real gas in a expansion
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1
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5K
Why do tightrope walkers carry a rod?
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18
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7K
The result would have units of kg*m^4.
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5
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1K
Torques in a Pump: Understand Opposite Signs
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1
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Is aeroelastic flutter a type of resonance?
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19
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6K
Can the work of a counterclockwise cycle be positive?
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7
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6K
Why do waves form in a glass of water when hitting the table?
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6
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1K
Area of sphere-continuum mechanics
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8
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Power vs BTU: Is There a Direct Relationship?
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20
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2K
Why Is It That An Apple Will Fall To The Earth?
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9
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2K
Work in a process which is both adiabatic and isobaric?
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15
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4K
Two-Wheeled Car Race: Friction - Help or Hindrance?
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19
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2K
Rolling without slipping and friction
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3
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Creating controlled cavitation underwater (bubbles)
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2
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Why Prandlt Mixing Length Theory works at all?
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1
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1K
Ping-pong balls, Bernoulli, and water
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5
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2K
Doppler shift and change in intensity of a sound wave
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1
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2K
Melt drop radius, surface tension and its density
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1
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943
Question about vapor pressure....
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2
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1K
Sound waves and speed of it in different reference frames
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4
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Is a Spaetzle Maker a Lever? The Science Behind Noodle Extrusion
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6
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2K
Calculating Minimum Hole Size for Steam Pressure Relief in a Sealed Container
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14
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Determining the potential energy
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10
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Change in angular velocity of the following system
2
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38
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Does a force have to *cause* motion to do work?
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13
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The pressure term in Bernoulli's equation
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12
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Static friction vs. Normal force on an incline
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33
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Why is gravity the only force that doesn't cause acceleration based on mass?
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15
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2K
Why doesn't this mp3 player work in the car?
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10
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2K
Acceleration for Position-time graphs
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5
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2K
How can kinetic friction force be constant if....?
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12
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3K
Can the work in a isochoric process be non zero?
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3
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2K
Pulley systems and friction (simple or compound)
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8
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4K
Understanding Momentum & Force: Self-Studying Physics Tips
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7
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Frequently Made Errors in Mechanics - Moments - Comments
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6
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Is the Near-Field Regime the Result of the Velocity Field?
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1
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1K
Help Calculating Pressure of Seawater against a flat surface
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9
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2K

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