Mechanics Forum

Post thread
Instantaneous velocity doesn't actually exist?
Replies
22
Views
8K
Understanding Negative Pressure: Myth or Reality in Gases and Liquids?
Replies
30
Views
30K
Pressure/GPM/Diameter Calculations
Replies
4
Views
69K
How to build a powerful single celled battery
Replies
2
Views
9K
Can You Calculate Projectile Top Speed Using Acceleration Data?
Replies
2
Views
2K
How can i calculate the speed of an object in water
Replies
3
Views
23K
Understanding Friction on Slopes: Choosing Between Cos and Sine Components
Replies
2
Views
2K
How many hydrogen atoms are there in a 5 sample of pure hydrogen?
Replies
4
Views
4K
How Do You Convert Sound Pressure from Decibels to Force in Newtons?
Replies
2
Views
3K
Rotating Cylinder - Understanding Gas Pressure and Density
Replies
1
Views
6K
Inverted spring pendulum & control torque
Replies
2
Views
4K
Exploring Liouville's Theorem with Susskind's Lectures on Statistical Mechanics
Replies
4
Views
6K
Speed of sound through a plate
Replies
5
Views
4K
Work, Velocity & Force vectors Help
Replies
2
Views
2K
General Acceleration/Tension Question
Replies
2
Views
2K
Help me build the fastest downhill cart
Replies
15
Views
11K
How to calculate potential energy of water in a tank?
Replies
5
Views
27K
Has Statistical Mechanics Produced Any Results on Self-Organization?
Replies
7
Views
2K
Spring constant- calculating velocity
Replies
1
Views
3K
Does lifting an object higher increase its potential energy?
Replies
12
Views
15K
Understanding the Relationship Between Work and Kinetic Energy in Calculus
Replies
2
Views
2K
Would a wind turbine on a moving car generate energy efficiently?
2
Replies
72
Views
39K
Projectile Motion: two positive times?
Replies
10
Views
7K
How does anomalous dispersion affect the group and phase velocity of light?
Replies
5
Views
4K
How does an inertial force affect water movement in an open channel?
Replies
4
Views
3K
3d parabola (projectile motion) to hit a target on an arbitrary plane
Replies
34
Views
11K
Is Force Ever a Function of Acceleration in Classical Mechanics?
Replies
3
Views
2K
Understanding the Double-Well Potential in Protein Electron Transfer
Replies
3
Views
6K
Conservation of Energy in a Gyroscope Thought Experiment
Replies
3
Views
4K
Galilean Relativity & Inertial Frames
Replies
5
Views
3K
Which unit of pressure is used in the ideal gas law?
Replies
2
Views
4K
Acceleration perpendicular to velocity in 2D
Replies
5
Views
18K
Calculating Force of Drag Using the Reynolds Number
Replies
6
Views
2K
Can a golf ball gain speed when it goes round the hole and doesn't drop?
Replies
12
Views
10K
Surface tension of water against a gas not being air
Replies
3
Views
4K
Calculate Speed & Acceleration for Weights Dropped from 10m
Replies
11
Views
3K
Proving Conservation Laws for Galilean Boosts - Norm
Replies
13
Views
8K
Can Wi-Fi reach a swimmer in a fresh water pool?
Replies
2
Views
7K
How do you calculate a force of a object that is not accelerating
Replies
4
Views
4K
Calculating Archimede Force Work to Inflate an Underwater Syringe
Replies
1
Views
2K
Why does particle displacement A increase sound pressure?
Replies
9
Views
5K
Is there a book(source) wich describes fluid mechanics from n-s equations?
Replies
2
Views
3K
Make a Brushless DC Motor this way?
Replies
3
Views
3K
Can a Spring Be Used for Energy Storage?
Replies
8
Views
4K
Is Newtonian Mechanics more general than Hamiltonian Mechanics?
Replies
6
Views
4K
Is it possible for electricity to jump a vacuum gap?
Replies
3
Views
2K
How Can Sound Waves Detect If Cars Exceed Speed Limits?
Replies
1
Views
2K
Rotation about the Center of Mass
Replies
1
Views
3K
Mechanical Paradox: Weightless Rod w/ Wheel & Weight
Replies
18
Views
4K
Is it possible to separate the 3 elements in cloth Carbon,oxygen and Hydrogen
Replies
7
Views
2K
Why do we lean when carrying heavy objects
Replies
7
Views
5K
Circular Motion: Perpendicular Force & Velocity Change Explained Quickly
Replies
3
Views
2K
How do IR goggles create the illusion of seeing in the dark?
Replies
11
Views
6K
Strange Observation of Ink in Ball Point Pen
Replies
42
Views
7K
Rotational Motion and torque problem
Replies
3
Views
2K
Newton's laws in variable mass systems
3
Replies
114
Views
20K
Dynamo Drag: Does Adding a Coil Increase Resistance?
Replies
1
Views
2K
Negative wire when jumping start a car
Replies
13
Views
5K
How do I determine the minus sign in gauge transformations?
Replies
2
Views
3K
Help (pic) Force of impact. Launched vs Dropped. Same height.
Replies
1
Views
3K
HiIf the moment of inertia exist to resist a body to change from its
Replies
12
Views
2K
Ineresting thought on earth's speed and rotation.
Replies
35
Views
17K
Is Group Velocity Dispersion Infinite for Light in Air?
Replies
1
Views
6K
Why do hydrogen and atom bombs have such force?
Replies
8
Views
8K
What are the key concepts in rocket dynamics?
Replies
4
Views
28K
Coriolis Acceleration and Inertial Frame
Replies
6
Views
6K
What is the upper limit of harmonics in standing waves?
Replies
6
Views
3K
Classical Physics: Is Research Still Ongoing?
Replies
9
Views
3K
Does Throwing Distance Equal Arm Strength in Football?
Replies
5
Views
4K
Where does the potential energy go?
Replies
7
Views
6K
Intro to Continuum Mechanics: Explaining Rotation
Replies
1
Views
2K
What is this object called? It deals with Pressure.
Replies
1
Views
2K
Collision: Final velocities of two particles, calculated from impulse
Replies
7
Views
4K
How does force and tension affect the outcome of the inertial ball experiment?
Replies
6
Views
11K
Increasing wave speed on a tring
Replies
1
Views
2K
Propagation velocity of transverse wave on a bar
Replies
4
Views
6K
Is the trajectory of a ball with friction calculable?
Replies
6
Views
3K
Why is the surface of a conductor equipotential?
Replies
1
Views
9K
Deriving the Electric Potential of a Hollow Sphere with Isotropic Surface Charge
Replies
10
Views
3K
Coordinate conjugate to momentum.
Replies
1
Views
2K
Sound Absorption Experiment: Research and Testing
Replies
3
Views
5K
Conservation of energy during compression?
Replies
7
Views
2K
Is this scientific idea really feasible?
Replies
30
Views
9K
Why thrust decreases then increases with velocity?
Replies
1
Views
4K
Crash of two cars: What was the speed of car 1 at imact?
Replies
4
Views
3K
A hypothesis of the basic working of the physical reality.
Replies
1
Views
2K
What is the physical significance of work?
Replies
3
Views
4K
Angular Momentum: Disk + Point Mass at Margin
Replies
1
Views
2K
How Does Photon Momentum Conservation Work in Light Reflection and Scattering?
Replies
29
Views
8K
Work Calculations: Lift Object w/ Force > Weight?
Replies
6
Views
3K
Perfectly Elastic Collisions in 2 Dimensions with Round Objects
Replies
2
Views
4K
Could an open window make opening a door easier?
Replies
2
Views
2K
Contradictory FBD's for simple pulley problem
Replies
1
Views
2K
Applicability of Bernoulli's principle to ideal gases
Replies
1
Views
4K
Sound Power Question: How Much Energy Is Needed?
Replies
4
Views
2K
Parallel Plates and Potential Difference
Replies
2
Views
4K
What effect does a nuke have underwater?
Replies
14
Views
6K
Calculating Balloon Range and Altitude
Replies
2
Views
3K
As close to perpetual motion as we might ever get.
2
Replies
77
Views
23K
Conservation of Energy: Why Does One Planet Moving Violate It?
Replies
3
Views
2K

Hot Threads

Hot Threads

Recent Insights

Back
Top