Mechanics Forum

Post thread
Undergrad Simple accelerometer proof (a=tan(theta)) help
  • · Replies 2 ·
Replies
2
Views
13K
Graduate Generating MIST from still water
  • · Replies 2 ·
Replies
2
Views
8K
Undergrad Understanding Spring Force Separability in Particle Motion
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Removal of air from water using Henry Law
  • · Replies 2 ·
Replies
2
Views
4K
High School Forces misconception hammer and nail
  • · Replies 37 ·
2
Replies
37
Views
13K
Undergrad Newton's Law of Conservation- Based on a Fallacy?
  • · Replies 14 ·
Replies
14
Views
4K
High School Understanding Normal Force on an Inclined Plane: Pushing vs. Carrying a Mass
  • · Replies 9 ·
Replies
9
Views
4K
Undergrad Gravitational acceleration at Mariana Trench
  • · Replies 19 ·
Replies
19
Views
11K
Undergrad The problem described with image in topic
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad How can the formula for calculating striking force be determined?
  • · Replies 4 ·
Replies
4
Views
8K
High School [Help] Expansion of air or due to formation of water vapour?
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Understanding Centripetal Force: The Case of Rotating Objects on a Table
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Pressure scales depending on size and super dense materials
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad Experiment: Pendulum with Spring - Simulate Oscillation Trajectory
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Finding the displacement of a object as viewed through water
  • · Replies 3 ·
Replies
3
Views
2K
High School Will this idea launch a projectile? Weapon.
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Solving for Potential with Circular Harmonics & Legendre Polynomials
  • · Replies 7 ·
Replies
7
Views
8K
Graduate How Does Lienard-Wiechert Potential Explain Electromagnetic Fields?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Why do projectiles cause acceleration
  • · Replies 7 ·
Replies
7
Views
3K
Graduate Are fictitious forces necessary to solve certain problems?
  • · Replies 72 ·
3
Replies
72
Views
14K
High School Projectile Motion with only the vertical/ horizontal height and angle given
  • · Replies 2 ·
Replies
2
Views
5K
Undergrad What is the maximal velocity of atoms with at least one electron?
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad Different Periods of Brass Rod and Ball on String
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Falling object far from Earths Center of Mass Problem
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad What is the relationship between pressure and flow rate in a pipe?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Cantilever Beam First Mode of Vibration
  • · Replies 4 ·
Replies
4
Views
6K
High School Is it possible to reach speed of sound?
  • · Replies 16 ·
Replies
16
Views
4K
Undergrad Direction of static friction for an object on a car that is in circular motion
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Finding the Coefficient of Static Friction in the Real World
  • · Replies 5 ·
Replies
5
Views
8K
Undergrad Simulate Earthquakes for Video Game Physics Class
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad How much energy can be extracte from compressed water?
  • · Replies 3 ·
Replies
3
Views
8K
High School Good movies of simultaneous ball drop/thrown?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Amount of torque required to move truck
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Question About Position, Velocity, etc. Fields
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Pressure at a Point: Effects in All Directions?
  • · Replies 17 ·
Replies
17
Views
4K
High School Extending run-time of Newton cradle?
  • · Replies 2 ·
Replies
2
Views
11K
High School What does accelerometer values represent
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad How Does Tension Affect Friction Force Between m1 and the Surface?
  • · Replies 2 ·
Replies
2
Views
2K
Understanding the Mystery of Static Arm Reactions
  • · Replies 2 ·
Replies
2
Views
2K
High School I remember my teacher saying that anti-lock brakes worked better
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Force of friction between wheel and axle
  • · Replies 14 ·
Replies
14
Views
33K
Undergrad In replacing a compressed air motor with a nozzle where does the energy go?
  • · Replies 7 ·
Replies
7
Views
3K
High School Collision of Cars on Road: Inelastic or Elastic?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Gravity Change by Canister Pressure: Gas in Balloon
  • · Replies 12 ·
Replies
12
Views
3K
Undergrad Newton's Law of Motion: Surface Force Unaffected by Acceleration?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad How Does Spring Buoyancy Affect Weight Readings in Fluids?
  • · Replies 7 ·
Replies
7
Views
5K
Undergrad Why can an oscilloscope have the probes changed in position and have a
  • · Replies 3 ·
Replies
3
Views
5K
Undergrad Help Understanding Volume Flow Rate / Bernoulli's
  • · Replies 1 ·
Replies
1
Views
5K
Undergrad Measuring g with a spring without knowing the mass
  • · Replies 19 ·
Replies
19
Views
4K
Undergrad Problem in choosing axis in rotational mechanics?
  • · Replies 3 ·
Replies
3
Views
4K
High School Reaching Max height with a baton using physics.
  • · Replies 11 ·
Replies
11
Views
5K
Undergrad Swinging mass on a string + Oscillations
  • · Replies 7 ·
Replies
7
Views
5K
High School Elastic and inelastic collision
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Does gravity affect the speed of an object when thrown upwards and then dropped?
  • · Replies 6 ·
Replies
6
Views
3K
Graduate How to solve air dynamic issue for rocket?
  • · Replies 1 ·
Replies
1
Views
2K
High School If sound travels faster through solids then why can't we hear through doors?
  • · Replies 15 ·
Replies
15
Views
14K
Undergrad Time derivative of rotating vector
  • · Replies 2 ·
Replies
2
Views
3K
High School Is acceleration correlated with an instantaneous velocity?
  • · Replies 7 ·
Replies
7
Views
4K
Undergrad Calculating Gas Savings: Roundabout vs. 4-way Stop in Busy Intersection
  • · Replies 8 ·
Replies
8
Views
3K
Undergrad Surface tension and excess pressure
  • · Replies 7 ·
Replies
7
Views
11K
Undergrad Calculating Inertia on Viviani's Curve
  • · Replies 1 ·
Replies
1
Views
2K
High School Changes in pressure underwater
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Why did the sphere in a potential well stop rolling sooner than expected?
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad Condensation of gas using bernoulli's principle
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad How is sound transmitted through air so clearly
  • · Replies 23 ·
Replies
23
Views
10K
Undergrad Rotation of a rectangular prism.
  • · Replies 11 ·
Replies
11
Views
8K
Undergrad Sound pressure level at vacuum cleaner and earphones
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Why is the Gravitational Potential Energy formula negative?
  • · Replies 4 ·
Replies
4
Views
8K
High School How can I write a conclusion for a Hookes law experiment?
  • · Replies 8 ·
Replies
8
Views
7K
Graduate Is It Justified to Prove divA=0 for Vector Potential?
  • · Replies 7 ·
Replies
7
Views
6K
Undergrad Momentum and Kinetic Energy: A Fundamental Relationship?
  • · Replies 13 ·
Replies
13
Views
29K
High School Upthrust in a fully submerged object
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad Trying to figure out the forces needed to push a heavy sliding door.
  • · Replies 3 ·
Replies
3
Views
4K
High School Why Does Torque Exist & Increase with Distance?
  • · Replies 8 ·
Replies
8
Views
6K
Undergrad Calculating Necessary Newtons for Turning a 1m Wheel with 1kg Mass and 1cm Width
  • · Replies 1 ·
Replies
1
Views
2K
High School Does a Ball Dropped from a Rising Hot Air Balloon Continue Ascending?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Exploring Perfectly Inelastic Collisions: Momentum & Kinetic Energy
  • · Replies 1 ·
Replies
1
Views
24K
Undergrad Finding revolution of different sized wheels
  • · Replies 4 ·
Replies
4
Views
5K
High School A fly in the train kinda question ;)
  • · Replies 16 ·
Replies
16
Views
4K
Graduate Maximum thrust - theory of rocket propulsion
  • · Replies 4 ·
Replies
4
Views
9K
Undergrad Pressure required to lift a weight
  • · Replies 4 ·
Replies
4
Views
13K
Undergrad Relationship Between Sound Intensity and Power?
  • · Replies 6 ·
Replies
6
Views
21K
Undergrad Force (and Velocity) Required to Hover
  • · Replies 12 ·
Replies
12
Views
19K
Graduate Do Massless Particles Travel at Light Speed?
  • · Replies 4 ·
Replies
4
Views
2K
High School Understanding Force: Mass x Acceleration
  • · Replies 19 ·
Replies
19
Views
4K
Undergrad Does 1 car hitting a wall at 120mph = 2 cars colliding, each going 60mph?
  • · Replies 22 ·
Replies
22
Views
20K
Undergrad Relationship betweem angle of a ramp and tension in rope
  • · Replies 1 ·
Replies
1
Views
9K
Undergrad Determining flowrate (GPM) through a partially open gate valve
  • · Replies 4 ·
Replies
4
Views
15K
High School What is the proper way to calculate time squared in seconds?
  • · Replies 4 ·
Replies
4
Views
3K
High School Can a vacuum balloon float like a helium balloon?
  • · Replies 34 ·
2
Replies
34
Views
15K
High School Balancing Forces on a Pivot: Q&A
  • · Replies 7 ·
Replies
7
Views
4K
Undergrad Mixing water tempretures and flow rates
  • · Replies 1 ·
Replies
1
Views
4K
Undergrad Hi all,First up, I should make the point that I am not a
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Mass moment inertia of object displaced from axiz
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Forces affecting a body at the bottom of water
  • · Replies 7 ·
Replies
7
Views
3K
High School Is Any Applied Force Truly a Normal Force?
  • · Replies 5 ·
Replies
5
Views
15K
Undergrad Why does the weight of opened cold coke change over time?
  • · Replies 2 ·
Replies
2
Views
3K
High School Is someone know how to calculate vertical G-force
  • · Replies 20 ·
Replies
20
Views
13K
Undergrad Is Static Friction Always Present as a Force?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Vehicle Moment of Inertia? How?
  • · Replies 8 ·
Replies
8
Views
22K