Mechanics Forum

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Where Does the Non-Zero Potential Energy Come From?
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6
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Acceleration on inclined plane
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4
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Why are the forces in Newton's 3 laws equal, but not in hydraulic systems?
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30
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Why does Newton's 3rd law holds macroscopically?
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8
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Why is gravitational acceleration regarded as a constant?
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16
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Detecting Falling Objects with a LiDAR
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5
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Helicopter Rotation, Torque and Angular Momentum
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6
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How does a clay pot cool water?
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8
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Projectile motion trajectories differing from 45 degrees
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4
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Just how strong is the Air pressure
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49
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Projectile from certain height
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12
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What does mobile phone accelerometers actually measure
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3
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Understanding Torque: The Role of Normal Force in Free-Body Diagrams | Explained
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2
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Decomposition of Rotation into Forward Motion and Turn Motion
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2
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Does the Moment of Inertia Change with Position?
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3
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Thermo flask - wall - air pressure
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1
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Simple Harmonic Motion with Damping and Driving
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4
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Combining DC Generators for Increased Voltage Output
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2
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Rationale for size and number of accelerator rings
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Understanding VLBI: The Importance of Time Communication in Interferometry
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22
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How do Antistatic Wrist Straps work?
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11
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How centripetal force is created?
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15
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Fuel evaporation in a tank - Pressure calculation
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1
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3K
Force Applied -- General doubt about pushing 2 blocks on a floor with friction
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21
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Acceleration of a stationary mass?
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12
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How to understand energy？and the relation with work?
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8
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1K
Understanding Work Done by Friction on an Accelerating Bus
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7
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Escape velocity earth confusion
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5
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Average kinetic energy of the molecules in a cold liquid less?
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32
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Simple harmonic motion>Origin?
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19
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Center of rotation of a free rod
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5
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Question about Lagrangian Mechanics.
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2
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Conceptual Questions on Mechanics
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2
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Tension in a catenary curve - Cable Camera
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7
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What happens to the sound wave?
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4
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Ball rolling on a larger ball on a surface
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4
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Weightlessness in Free Fall: What's Going On?
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2
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How to calculate how much power required to turn a flywheel?
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13
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Is there a limit to wind power?
3
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139
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Would non-conservation of energy imply no science?
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5
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Can Increasing a Spool's Diameter Boost a Motor's RPM?
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5
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3K
If parallel rays never meet why does Braggs law work?
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8
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2K
Acceleration & Speed: Effects Per Second?
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3
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Finding Tension in a Rotating Ring: A Constant or Changing Value?
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5
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Understanding Newton's Law of Cooling and Its Derivation | dQ/dt = KA(dT/dx)"
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5
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How do environmental conditions affect the way we hear traffic noise?
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2
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Low tech telecommunications (sound)
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16
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Projectile Motion here then simulated in a different gravity
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8
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Watching Hawks in Nature: Is My Thought Correct?
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6
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Boiling point and vapour pressure
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10
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Lifting boxes of different sizes
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3
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Angular momentum proof not understanding?
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2
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Basics of Fluid Mechanics and Pressure
2
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50
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Solving Work Done Problems in Physics
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2
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Is planetary angular momentum
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7
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Can Sound Energy be Harvested and Stored using Piezoelectric Materials?
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11
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Radius of curvature along a spring
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2
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A question on the commutativity of finite rotations
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9
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Coefficient of restitution and velocity
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7
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Low tech telecommunications (water)
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12
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Why rolling friction is small than sliding friction?
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1
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Can group velocity be greater than phase velocity?
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2
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6K
Is 'Carrying' the Right Term for Describing Kinetic Energy in Moving Objects?
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11
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Mechanical Water Waves: Understanding Behavior
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1
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Modeling Deceleration of Object Towed in Water
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3
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Rolling in a cone, normal force
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3
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Why Is "P" Used in Momentum Formula (p=mv)?
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1
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Firefigting nozzle pressure and reaction
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1
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Confused by different definitions of position
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4
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Limiting friction Vs static friction
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5
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Spring pendulum, Kinetic Energy
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3
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Calculating Velocity of Center of Mass: Exploring an Example with Given Masses
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4
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Work done by conservative forces
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1
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Head on Collision: Conservation of Momentum Explained
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37
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Rotational Dynamics And Collision
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1
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Direction of pressure in a Fluid
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28
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Calculating the trajectory of a robot
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1
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Kinetic Energy of Double Compound Pendulum and Parallel Axis
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2
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How to calculate the speed of a satellite around the sun.
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6
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Drift velocity: Why not 1/2 *t*(eE/m)
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7
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Why do moving balls and bicycles eventually come to a stop?
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7
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How Does Energy Conservation Apply to Weight Holding and Muscle Fatigue?
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4
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Zero-Momentum Frame Velocities
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1
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Can centripetal/centrifugal force raise itself
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2
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Why wouldn't the disc/paper rotate?
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14
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How Does a Surface Piercing (Boat) Propeller Work?
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7
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Ionize Hydrogen Gas: Can Heat Ionize It?
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18
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Spherical Harmonics: Degree l & Order m Structure & Variation
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11
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Is Impact Force Equal to G-Force in Newtons?
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19
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Centrifugal force in space Motor with axle and wheight
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4
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Is the friction "reaction force"?
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2
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What is the direction of tension force in a rope?
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4
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Force, Horsepower and Acceleration logic?
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8
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How Do Velocity and Pressure Relate in Linear Sound Wave Equations?
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5
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Kinetic Theory of Gas: F=-2mv/2L/V
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10
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Confirming if Friction is a Scalar: Examining the Work Energy Theorem
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9
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How does the placement of sensors affect stress in a squeeze ball?
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5
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2K
Position of centre of mass in semicircular disc
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15
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57K
Is Newtonian gravity still relevant in modern physics?
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9
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Motion due to gravity without neglecting varying distance
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4
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