Mechanics Forum

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High School Sound Generation: From Soap Bubbles to Nukes
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High School Uniform Circular Motion Background theory?
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Undergrad Linear mass density and dangling rope.
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Undergrad How to know the level of a tank by displacing the liquid
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3
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Undergrad Sports Physics and the Long Jump
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Undergrad Explaining Fictitious Forces in Accelerating Carts
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2
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Graduate What does the sound coming from an open column look like?
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4
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Graduate Human capacity for G-forces, Energy calculation, and thrust
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2
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Undergrad How can I displace the maximum amount of water in a bucket?
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12
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Undergrad Is the ball's height the same on Earth and Mars?
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2
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Graduate Hyperbolic tangent function for terminal velocity with Vo>Vt
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3
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Undergrad What Forces Act on a Chainring During Cycling?
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Graduate Conservation of Energy in Mechanics for Point Mass
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2
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Undergrad Is Friction the Reason Spinning Tops Eventually Stop Rotating?
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Undergrad What Does the Coefficient of Restitution Signify and Depend On?
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1
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Graduate Macroscopic Objects at Relativistic Speed
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10
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Undergrad Gravity of Earth combined with centripetal force
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6
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Graduate Calculating thickness/exoskeleton vacuum chamber
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4
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High School Acceleration perpendicular to velocity
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17
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Undergrad Can a Spinning Disk Levitate and Pilot Itself?
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2
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High School Confused in acceleration and velocity
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23
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Undergrad What are the forces acting while squeezing a ball?
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18
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Graduate Derivation of wave equation and wave speed
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3
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Undergrad Ideal gas law combined with vapor pressure
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Undergrad How much steel is needed to suspend a balloon at 50 ft below sea level?
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3
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Graduate Lagrangian density of Newtonian gravity
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Undergrad Calculating flow of air from explosive decrompression
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1
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High School Modeling the Kinematics of a Tennis Serve
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7
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High School Does a scale *display* weight or mass?
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5
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Undergrad Inclined plane normal force varies by coordinate system?
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3
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Undergrad Calculation of the force exerted by a liquid
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10
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High School How to calculate theoretical values for a ride?
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1
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High School Is the force for centripetal acceleration inversely proportional to the radius?
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11
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High School Wind forces, sraightline v cyclonic
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2
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Undergrad Momentum is not conserved with elastic bouncing ball?
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2
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High School Understanding Buoyancy: Weight of Displaced Water vs. Weight of Submerged Boat
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1
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Graduate Rotating EM Source: Learn About Its Effects
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12
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Graduate A problem about virtual work principle for continuous system
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1
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Undergrad Conservation of momentum in a system, direction changes?
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2
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Undergrad Moment of inertia and rotational motion
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11
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Undergrad Pressure and normal stress in fluid mechanics
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1
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Undergrad Newton's gravitational formula wrong?
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16
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7K
Undergrad How do GPS Satellites work exactly?
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5
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High School Projectile launcher theory. ideas?
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1
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Graduate Kinetic Theory of Gases Derivation
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1
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Undergrad Does ionization affect the volume of hydrogen gas at STP?
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4
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Graduate Explanation for ball hovering in a vertical stream
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High School What is the importance of Mass in out of gravity i.e out o?
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7
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Graduate Origin of 'harmonics' in Helmholts-type resonators
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8
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Undergrad Gravity/density equation? Giant ball of water
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1
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Undergrad Conservative Forces: Position, Velocity & Calculus
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6
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High School Equilibrium of Beams: Understanding Forces and Reactions
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20
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Graduate Shear in fluids: What is measured and called - strain?
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7
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High School Does radioactive decay slow in a particle accelerator
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Undergrad Understanding Classical Physics: Frame of Reference
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10
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Undergrad Calculating Force of Wind on Flat Object: A Skydiving Coach's Guide
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12
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Undergrad How Does Pressure in a Sealed Container Change Over Multiple Cycles?
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3
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Undergrad Moment of Inertia at a point away from centre of Mass.
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Graduate Trajectory of a turning particle
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High School I need information on centres of mass
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2
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High School Is it Final Value Minus Initial Value for Potential Energy Change in Physics?
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5
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High School What is the solution to this pulley problem?
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20
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Undergrad Is Kinetic Energy Equal to Negative Potential Energy in Circular Orbital Motion?
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3
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Undergrad What do the subscripts in the gradient notation represent?
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6
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High School Grade 12 physics projectile concept question
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1
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910
High School One submersible water pump and two tanks?
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9
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Graduate Analytical formulation of Newton's Laws
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4
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High School What is the Elastic Limit Measurement Unit?
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1
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High School Understanding Bicycle Gear Ratios
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2
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Graduate Simulation of internal mechanics of materials of high restitution
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1
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High School Does a Rocket Hover Above the Moon?
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Undergrad Velocity of an object Rotating in vacuum , Gravity applies
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4
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Graduate Moment of Inertia of a Square: Problem with Certain Method
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12
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Graduate Two great fallacies in science
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Undergrad Understanding Newton's Law of Cooling: Definition, Equation, and Application
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Graduate A Question about the Problem of the Week at Harvard
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Undergrad Initial velocity by measuring negative acceleration?
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9
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Graduate Velocity of an object accelerating towards a mass
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11
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High School How much g's creates a 100 lbs punch to the head?
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13
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Undergrad Zero velocity, Zero acceleration
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19
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Undergrad Does the potential energy of a spring do work on the both
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3
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High School Momentum, why can we change the system?
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5
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Undergrad What is causing the normal force in circular motion?
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High School Understanding Force of a Spring: Restoring Force vs Applied Force Explained
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8
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Undergrad How Much Energy Can Be Extracted from a Rotating Disk?
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15
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Undergrad What Angle Is Needed to Simulate 0.8g Deceleration on an Inclined Plane?
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Undergrad Inertia and a Rocket that doesn't accelerate anymore
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4
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Undergrad Is it possible to take off like the birds?
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Graduate Components of vector derivative
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Undergrad Simple Harmonic Motion and acceleration
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6
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High School The acceleration of gravity depends on its location
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10
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High School Racing on Water Slides: Does Weight Matter?
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5
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Undergrad Saturated vapour pressure - why an equilibrum is reached?
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12
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Graduate Calculate Flow Rate of Sand in Inclined System
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1
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Undergrad How did Newton and Kepler come up with the concept of gravitational law?
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2
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Undergrad Force require to move water through a pipe?
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11
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13K
Graduate Physics of Glove side movements in Baseball Pitching
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1
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Undergrad Simple Harmonic Motion, Initial Displacement vs Initial Cond
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4
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Undergrad The sound of a perfect square wave
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5
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High School Elastic vs Inelastic Collisions: Understanding the Difference
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2
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