Mechanics Forum

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Hot water is heavier than cold water.
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37K
I have a big doubt. Is centripetal acceleration linear acceleration?
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10
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6K
Pendulum with not homogeneous attraction
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17
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Tension on a rope - not a homework question
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1
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Initial Velocity - Projectile Motion
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4
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Speed of object when gravitational force acts between two object
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Calculate the moment of inertia of an object
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3K
Force, velocity and linear momentum
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Homemade Particle Accelerator?
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3
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Can a Car Flip Over Another Car at 45-50 MPH on a Dry Road?
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9
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8K
Why Doesn't Centrifugal Force Act in the Direction of Velocity?
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10
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Intensity of sound behind a sphere
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4
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Bernoulli principle and venturi effect.
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7
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Material explosion under pressure
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3
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What can you tell me about wakefield plasma acceleration?
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3
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Speed of stationary wave in a string
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8
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14K
Speed of sound wave and particle velocity
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26
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Why Does Calculating Torque Away from the Center of Mass Cause Confusion?
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2
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Inertial propulsion, possible ?
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8
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Irrotationality somewhere = irrotationality everywhere?
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2
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Accelerometer and calculating position, angle,time
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25
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Is gas pressure caused by the weight of the gas above?
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13
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How exactly does momentum work?
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5
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Apollo 11 liftoff acceleration function
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26
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7K
Accelerate a ball bearing through a 90 degree turn
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25
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4K
Static friction of masses connected by a rod
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6
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Angular Momentum of Multiple Particles
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4
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Mass times acceleration doesn't belong to a free-body diagram, why?
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7
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2K
Understanding the Speed of Sound in Fluids: An Explanation from Thermodynamics
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5
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3K
Gravitational Potential Energy and Gravitational Field and Gravitation
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9
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3K
Calculating Frictional Force: L, Lh, Lv, m
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2
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Hamilton's Principle and the Principle of Virtual Work
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1
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4K
Does two dimensional motion imply conservation of angular momentum?
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4
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Tangential Speed of Lug Nut on a Car Wheel
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2
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Behavior of water in a vacuum?
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9
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14K
Angular Acceleration Problem - The Grindstone Problem
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1
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Is potential energy real or fictious?
2
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74
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17K
Help with understanding an experiment with masses on a spring
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6
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3K
Why Do Identical Cast Iron Crankshafts Emit Different Pitch Sounds?
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20
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3K
Theoretical bullet max velocity?
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8
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7K
Understanding Forces Acting on Moving Bodies
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16
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3K
Reducing Water Pressure (Pipe sizing)
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8
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3K
What are Examples of Anharmonic Motion?
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3
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3K
Centrifugal force and angular velocity
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5
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5K
Opossing acceleration forces from the same mass, unbalanced?
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3
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2K
Change in kinetic energy between reference frames
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9
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4K
Sign of acceleration due to gravity doubt
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17
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7K
Does Boiling Water Faster Depend on Amount or Incremental Additions?
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8
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3K
An odd one regarding impact force
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6
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2K
Question regarding underwater pressure
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13
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Stream function/velocity potential in fluid mechanics
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4
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3K
Em field 6 degrees of freedoms & 4-potential
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1
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2K
What means materials will ignite in (low pressure)
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1
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2K
Time for an object to fall to a larger one
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3
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2K
Fluid dynamics and particulate diffusion question
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5
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2K
What is the Formula for Acceleration in Rotation?
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6
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2K
How do speakers produce sound?
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16
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4K
Does between UEL and LEL can be have more powerfull explosion.
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5
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2K
What Are the Key Factors in Submarine Design Related to Water Pressure?
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9
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3K
Is sound wave a transverse wave?
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48
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14K
Estimating stiffness spring represented by interatomic force.
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1
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2K
A bullet falling to earth and g being the only pull
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6
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3K
Determine inital force from velocity and weight
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2
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2K
Tragedy of my trajectory calculations for rotary broadcast speaders
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5
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2K
Back and Forth Motion: Definition & Explanation
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12
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4K
How can I accurately test the variations between two accelerometers?
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13
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2K
Rotational Inertia: Calculate & Plot Function w/ Sinus Decay
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2
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2K
Why does rain appears to be inclined when observed from a moving car?
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13
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33K
Queries on Damped Harmonic Motion
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2
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Calculating Rotational Inertia (A Bit of Confusion)
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4
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3K
What Are the Limits of Pressure as a Thermodynamic Quantity?
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12
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2K
Time derivative of vector potential - indices help
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11
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How does pressure and volume affect the work done by gas in a vacuum?
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5
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19K
What is the meaning of non-degenerate in statistical mechanics?
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4
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Debate Which will fly further: Golfball, Baseball, Mouseball
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13
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Truncated cone on stream of water
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9
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Why Is Time Interval Between Gas Particle Collisions Calculated as Δt=2l/v?
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7
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3K
Ballistics Equations: Finding the Perfect Shot
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2
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Why Objects Rotate: Rigidity, KE & Magnets
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26
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Perpetual Motion Using Solar Energy
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6
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Water , gravitational potential energy
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13
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How Does the Kinetic Theory of Gases Describe Particle Collisions?
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7
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Potential theory for water waves
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4
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How can students derive a torque equation using scales and mobiles?
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6
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4K
Interesting phenomena of boiled water and my coffee.
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2
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2K
Free-fall acceleration vs gravitational acceleration
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7
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Why aren't we using Hydrogen as a source of fuel for cars?
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26
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19K
Spring of mass 'm' hung from ceiling.total elongation?
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7
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2K
Silly question: balloon floating above vs with the Earth
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17
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3K
Why does Newton's Cradle behave the way it does?
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8
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7K
Rotational and Translational Forces
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9
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Simple Harmonic Motion Equilibrium
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4
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Question about inertia and acceleration
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20
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3K
Osmotic Pressure: Why It's Not Bad Physics
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4
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2K
Chemical Potential: Heat Energy Carried by Particles
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3
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2K
Tensions of cable over a pulley
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4
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2K
Car-Tree Impact Force: Understanding Newton's Third Law
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4
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3K
Sound Wave Attenuation: Why Does Water Attenuate More?
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4
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6K
Minimum work and work-energy theorem
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2
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3K
Calculating forces regarding angular momentum/gyroscopic forces?
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2
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3K

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