Mechanics Forum

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Def'n: mass vs. weight / kg vs. lbs
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27
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25K
Fluid Dynamics and the Francis Formula
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2
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14K
How can I create a device that indicates the direction of sound source?
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1
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3K
-friction Is Independant Of Surface Area-
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5
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Two Hookean Springs Connected in Series
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5
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How to determine earth's weight
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8
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Gravity's Effect on Water Pressure in Orbit
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8
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A cylinder rolling down an incline
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5
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Dynamics of water under pressure/velocity?
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5
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12K
Is Expansion Motion and Does It Imply Space as Something?
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7
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Hamiltonian mechanics: canonical transformations
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3
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6K
Classical Physics from Newton's Laws?
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7
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Vertically oriented spring and energy transfers
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4
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Ghost Force(?) & Angular Momentum
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11
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Can Conservation Laws be Derived from Symmetry and Newton's Laws?
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2
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2K
Golfing on the Moon: Can a Ball Achieve Orbit?
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3
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How Can You Increase Air Pressure in Pipes?
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5
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3K
Freefall Impact Force: Calculate Equation
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12
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Gas pressure v. energy density
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14
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22K
Is torque a necessary defenition?
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10
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3K
Ringing a bell - How much energy is lost to sound?
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10
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7K
Is anyone of you learning Statistical Mechanics ? come and let's learn together
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3
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7K
Gravity and centrifugal forces
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1
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3K
Calculating Torque with Angled Forces: A New Perspective
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3
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8K
Rolling Down a Ramp: Tube of Water vs Dirt - Which is Faster?
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2
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3K
What does the impact parameter represent in particle scattering?
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2
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3K
Equal Weights on a Pulley: What Would You Notice?
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15
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10K
Minimum Frequency Needed to Perceive Motion and Avoid Flickering
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12
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3K
Rotational motion & Incline Plane
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9
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Degrees of freedom - molecule of water vapor
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1
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What is Effective Potential in Physics?
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6
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What forces are involved in an inclined elevator boat lift?
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2
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4K
Designing Air Pressure Cannon to Calculate Velocity with Changing Acceleration
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6
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12K
Does the Flow of Water Impact the Effects of High-Speed Impact?
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7
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12K
Gravity & Velocity: Instantaneous or Average Velocity?
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9
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3K
Rolling Friction: Coefficient for Tire on Concrete
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1
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Why does a tubes length affect wavelength of soundwave?
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2
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8K
Liquid Metal - the most elastic compound ever?
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1
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6K
Falling objects: help an ignorant fool
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32
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Maximum observed acceleration?
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1
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2K
Will a Sphere Spin in a Pressurized Cylinder with Air Friction?
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4
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3K
Power Transmission: Maximise Voltage & Minimise Current
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8
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4K
What Is the Lightest Weight Measurable by a Sensitive Scales?
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42
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10K
Comparing materials abality to absorb impact
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7
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9K
Sound as longitudinal vibrations of air
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5
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2K
Slingshots for Increased Spacecraft Speed
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9
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3K
Why do cars get deformed in high-speed crashes?
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2
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3K
Warm Water Expansion: Facts & Questions
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10
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23K
Questions on the conceptual basis of statistical mechanics
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1
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4K
How Does Air Move in a Vacuum?
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2
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2K
Projectiles in Vacuum: Stabilization & Tumbling
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4
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2K
Reducing radius of rotating object
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5
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3K
Are Air Tight Ice Cream Scoops Also Water Tight?
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1
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15K
How Does Momentum Conserve When a Biker Hits the Pavement?
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5
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3K
If you crank a generator in space
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4
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3K
Tub/Shower Head: Fluid dynamics question
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2
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4K
Why do most subwoofers work best in a corner?
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4
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5K
Sound wave thru a tube question
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3
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3K
Is centripetal force present in inertial and non-inertial frames?
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1
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8K
Is Mythbusters' conclusion about bullet velocity accurate?
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3
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15K
Is Deceleration Really a Forbidden Word in Physics?
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4
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19K
Sliding, and rolling, w/ w/o friction
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1
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3K
Discovering Intuitive Velocity: Methods for Estimating Acceleration and Distance
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2
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3K
Carnot Cycle: Isothermal Expansion Phase - Work Done?
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2
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3K
How much weight am I lifting by raising one end of a 21' beam?
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16
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47K
Gravity's opposition to accleration
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4
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Potential Energy: Accounting for Change in g with Altitude
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19
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3K
The wheel on old Horse-Cart problem
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13
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Conservation of Momentum: Falling object
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11
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37K
Objects in Orbit: The Force of Gravity
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10
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3K
Two Bodies Falling Through Air - Does Heavier Fall Faster?
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12
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Cantilever & Load: Explaining Physics Intuition
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3
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12K
A ball bearing is held in a cup on the end of a pivoted rod.
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3
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4K
Probability and statistical mechanics
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3
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4K
Rolling Friction of hollow cylinder
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11
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16K
Physics teacher demonstrated Newton's 3rd Law
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14
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Conservation of (Angular) Momentum
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1
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's Introduction to Elementary Physics
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5
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I don´t understand how sound propogates through a medium.
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18
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4K
Stress at half of tensile strength
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6
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Design Ideas for Wind Power Lifter | Manchester Twp.
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10
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6K
Where is contact made during collisions?
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2
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3K
Revisiting the Definition of Free Fall: Acceleration or Standing Still?
2
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89
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Relationship between linear and circular velocity
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8
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Please Explain this diagram: Statorless motor
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28
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9K
Is the Law of Conservation of Matter and Energy Outdated?
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8
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What is Torque and How Does it Affect the Center of Gravity?
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7
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15K
How does a Radio Antenna Work?
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8
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31K
How can wires carry analog signal?
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4
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What is antigravity? How would it possibly work?
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32
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7K
How would I solve a Spring problem,
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9
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9K
Freshman HS student working on a scanning tunneling microscope
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12
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2K
Is the recoil from a projectile weapon just a Hollywood myth?
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29
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10K
Can a Spaceship at 99.99% Light Speed Survive Centripetal Forces in Deep Space?
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2
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3K
Understanding Surface Tension of Liquids: Factors and Measurement Methods
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1
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3K
Compton Generator: Understanding the Physics Behind Coriolis Force
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3
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10K
How Does Angular Momentum Around the Center of Mass Work in Particle Systems?
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5
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4K
Jumping, weightlessness and movement in tennis
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8
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4K
How Much Energy to Create a Vacuum in 1 Cubic Meter at Sea Level?
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5
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4K
Understanding Momentum: Comparing Mack Trucks and Small Trucks
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3
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3K

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