Mechanics Forum

Post thread
High School Understanding Centripital Force for New Physics Learners
  • · Replies 6 ·
Replies
6
Views
4K
High School Experimental questions about the law of momentum
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Analytical Classical Dynamics: An intermediate level course
  • · Replies 2 ·
Replies
2
Views
7K
Undergrad Circular Acceleration: Why Roller Coaster Stays Up
  • · Replies 8 ·
Replies
8
Views
3K
Undergrad How Does Kinetic Energy Affect Body Armor Performance?
  • · Replies 10 ·
Replies
10
Views
5K
TOOLS? For measuring surface friction?
  • · Replies 2 ·
Replies
2
Views
5K
Graduate Understanding Diagonalization of Lagrangian: Graduate Mechanics Text Explanation
  • · Replies 3 ·
Replies
3
Views
6K
Undergrad Can an egg be balanced on its end?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Acceration to Veocity and Position
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Objects Moving Apart Under Gravity?
  • · Replies 30 ·
2
Replies
30
Views
6K
High School Build a Glider for Physics Project
  • · Replies 11 ·
Replies
11
Views
15K
Undergrad Gravitational Potential [Moved from Academic Guidance]
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad What's the Point of Perpetual Motion Machines?
  • · Replies 8 ·
Replies
8
Views
5K
Undergrad Calculating Reactions in 4-Reaction Beam
  • · Replies 3 ·
Replies
3
Views
4K
Is This Magnetic Generator Truly Self-Sustaining?
  • · Replies 10 ·
Replies
10
Views
2K
Undergrad How can an vehicle move faster than the wind that is powering it?
  • · Replies 175 ·
6
Replies
175
Views
35K
High School Kinematic Equations: T vs Delta T vs DT
  • · Replies 3 ·
Replies
3
Views
23K
High School Is Momentum Always Conserved in a Collision?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Can Aether Theory Explain the Field of an Infinite Plane of Charges?
  • · Replies 12 ·
Replies
12
Views
3K
Graduate Can someone explain to me how a false vacuum works?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Viper vs Veyron: 0-200 mph Race Analysis
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Lagrangian and eulerian descriptions of phenomena
  • · Replies 4 ·
Replies
4
Views
4K
High School Do Objects Ever Truly Stop Moving?
  • · Replies 29 ·
Replies
29
Views
17K
Undergrad Is the Audibility of Emergency Vehicle Sirens Affected by Speed and Distance?
  • · Replies 11 ·
Replies
11
Views
13K
Undergrad Understanding the Relationship between Force and Radius in Circular Motion
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad How do you calculate the buoyancy force of a cuboid submerged in water?
  • · Replies 4 ·
Replies
4
Views
6K
Undergrad Can Bicycle Pedal Forces Be Modeled by a Sine Function?
  • · Replies 9 ·
Replies
9
Views
3K
High School Radio sounds come out earlier than TV's
  • · Replies 22 ·
Replies
22
Views
4K
Graduate Is Microwave-Based Jet Propulsion Viable for Marine Vehicles?
  • · Replies 12 ·
Replies
12
Views
4K
Graduate Deep Water Tsunami Physics And Approx Run Up Heights
  • · Replies 6 ·
Replies
6
Views
4K
High School Understanding the kinematic equations
  • · Replies 7 ·
Replies
7
Views
6K
High School What are the mechanics behind the wheel and axle simple machine?
  • · Replies 3 ·
Replies
3
Views
5K
Undergrad Pressure, weight, density perpetual motion?
  • · Replies 8 ·
Replies
8
Views
5K
Undergrad Third order time derivative of displacement
  • · Replies 10 ·
Replies
10
Views
7K
High School Centripetal Force: Why Don't Planets Fall from Sun?
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad How does work relate to energy in physics?
  • · Replies 8 ·
Replies
8
Views
9K
Undergrad Breaking a Karate Striking Board with Wrecking Ball
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad Linear and angular spring simulation
  • · Replies 5 ·
Replies
5
Views
4K
Undergrad Bicycle & Motorcycle Turning Dynamics: Leaning to Balance Forces
  • · Replies 3 ·
Replies
3
Views
3K
High School Wifi networks. Dangerous for health?
  • · Replies 4 ·
Replies
4
Views
6K
High School Help Topic for AS coursework (sensors)
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Gravity where acceleration is changing
  • · Replies 5 ·
Replies
5
Views
3K
High School Can you explain the mechanical advantage of a wheel and axle?
  • · Replies 1 ·
Replies
1
Views
4K
High School How velocity builds up in space
  • · Replies 10 ·
Replies
10
Views
5K
High School Discover the Fascinating Concept of Rotation Around a Curve
  • · Replies 2 ·
Replies
2
Views
2K
High School Is Inertia the Key to Explaining Bullet Trajectory?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Solving the Pendulum Problem with RK4 Method
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Tide in an enormous hypothetical canal
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad So how many horsepower do you need
  • · Replies 6 ·
Replies
6
Views
14K
Graduate Lagrangian for a rheonomic constraint?
  • · Replies 1 ·
Replies
1
Views
5K
High School Acting and reacting force and their work
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad Boiling water - amount of steam
  • · Replies 1 ·
Replies
1
Views
5K
Undergrad Degrees of freedom and rotation
  • · Replies 8 ·
Replies
8
Views
10K
Undergrad Are Newton's three laws applicable everywhere?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Why does surface area not directly affect normal force in friction?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Boundary Divergence and Potential Formulation in Fluid Mechanics
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad Potential difference between two points
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Kinetic vs Static Friction Question
  • · Replies 10 ·
Replies
10
Views
19K
Undergrad Is animal tissue better modeled as a solid or a fluid for terminal ballistics?
  • · Replies 12 ·
Replies
12
Views
3K
Graduate Disintegration of a falling drop of liquid
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Potential & Kinetic Energy of ATP in Krebs Cycle - Apology for Mistake
  • · Replies 7 ·
Replies
7
Views
8K
Undergrad What Happens to Normal Force on a Slanted Plank?
  • · Replies 5 ·
Replies
5
Views
4K
Undergrad Cannon fired from moving truck
  • · Replies 12 ·
Replies
12
Views
4K
Undergrad Angular momentum in a system? (coffee counter-rotating in a cup)
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad How is the Center of Mass Used in Physics Beyond Astronomy?
  • · Replies 5 ·
Replies
5
Views
4K
Undergrad Question about center of mass of a system (human on ice)
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Is Reactive Centrifugal Force the Correct Term in Physics?
  • · Replies 9 ·
Replies
9
Views
3K
Graduate Expanding a small oscillation potential in taylor series
  • · Replies 2 ·
Replies
2
Views
6K
Undergrad Hydrogen Power Maths: Is an Economy Possible?
  • · Replies 15 ·
Replies
15
Views
3K
Undergrad Water Waves' velocity, wavelengh and amplitude
  • · Replies 3 ·
Replies
3
Views
9K
Graduate N-Body - Moon won't stay in orbit
  • · Replies 12 ·
Replies
12
Views
5K
Undergrad Which Animal Would Sustain More Injury from a Fall: Turtle or Beetle?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Acceleration: Blind in a Car & a Pendulum
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Understanding the Truth Behind Centrifugal Force
  • · Replies 18 ·
Replies
18
Views
27K
High School Measuring Force: A Quick Guide
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Explanation of Wavenumber wrt Turbulence and Energy dissipation
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad The constant of motion of a free fall body
  • · Replies 1 ·
Replies
1
Views
5K
Undergrad Maximum work during reversible process?
  • · Replies 4 ·
Replies
4
Views
6K
Graduate The Free Surface Profile: Investigating Liquid Energy
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Is Reynold's number really matter?
  • · Replies 8 ·
Replies
8
Views
3K
High School What is generator? does it have an definition?
  • · Replies 10 ·
Replies
10
Views
2K
Undergrad Mechanical properties of solid
  • · Replies 2 ·
Replies
2
Views
6K
Graduate Speed of transfer of disturbance in E,M field
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad Brownian Motion: Pollen and Red Ink in Water
  • · Replies 1 ·
Replies
1
Views
3K
High School Question involving Force vs. acceleration graph
  • · Replies 1 ·
Replies
1
Views
9K
Graduate Juggling Across a Bridge: Will It Work?
  • · Replies 27 ·
Replies
27
Views
10K
High School Physics riddle (relocate if necessary)
  • · Replies 36 ·
2
Replies
36
Views
10K
Undergrad A simple movable pulley not at equilibrium
  • · Replies 3 ·
Replies
3
Views
4K
High School Is action and reaction instantanious?
  • · Replies 107 ·
4
Replies
107
Views
21K
High School Speed Increase calculation for air over a wing.
  • · Replies 2 ·
Replies
2
Views
5K
Undergrad How Does a Grenade's Shockwave Cause Fatal Injuries?
  • · Replies 1 ·
Replies
1
Views
42K
High School Can something have negative acceleration and still move faster?
  • · Replies 8 ·
Replies
8
Views
3K
High School Basic question about mass and weight
  • · Replies 4 ·
Replies
4
Views
2K
High School Angular Acceleration and Velocity
  • · Replies 1 ·
Replies
1
Views
3K
High School How do you explain thein laymen words (i.e. in the unit N.s)?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Finding Buoyant Force of Air: Calculating Volume Displaced
  • · Replies 7 ·
Replies
7
Views
55K
Undergrad Binary cycle power plants – One small part I don’t get
  • · Replies 1 ·
Replies
1
Views
4K
Undergrad Space Elevator Tether: The Importance of a Round Design
  • · Replies 2 ·
Replies
2
Views
3K
High School Is 1 kg Really Equal to 9.8N on Earth's Surface?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Is the 'Equal Transit' Theory Really True? A Closer Look at Airplane Flight
  • · Replies 25 ·
Replies
25
Views
12K