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What do Rcm and Rcmob represent in this fluid mechanics problem?
Nov 13, 2009
Replies
4
Views
3K
Ways a Car can be More Efficient?
Nov 13, 2009
2
Replies
53
Views
6K
Helium balloon in a decelerating car
Nov 12, 2009
Replies
4
Views
4K
Is the Follow Distance Rule of Thumb in Germany Really Sensible?
Nov 12, 2009
2
Replies
53
Views
8K
Calculating Spring Constant - Force or Energy?
Nov 12, 2009
Replies
1
Views
6K
Understanding Water Pressure Zones: A Curious Chick's Question
Nov 12, 2009
Replies
20
Views
3K
Yet another question, Rotation and Gravity
Nov 11, 2009
Replies
24
Views
18K
Fluid Mechanics'Deriving' Incompressible Flow Criteria
Nov 11, 2009
Replies
3
Views
3K
Skydiver accelerates towards the ground at at 9.81ms ^-2
Nov 11, 2009
Replies
2
Views
5K
Fluid Mechanics Internal Flow Question
Nov 11, 2009
Replies
2
Views
4K
Derivation of the moment of inertia of a cylinder
Nov 11, 2009
Replies
2
Views
3K
Why does gravity give a constant acceleration and centrifuge?
Nov 11, 2009
Replies
1
Views
7K
What gives photons the energy to move at the speed they do
Nov 11, 2009
Replies
3
Views
2K
Why does air way collapse when pressure outside exceeds pressure inside?
Nov 10, 2009
Replies
2
Views
3K
How does temperature affect the speed of sound in different mediums?
Nov 10, 2009
Replies
13
Views
23K
Communicating Vessels in a noninertial reference frame
Nov 10, 2009
Replies
2
Views
2K
Question about Static Friction
Nov 10, 2009
Replies
3
Views
3K
How do you separate things from centrifugal force?
Nov 9, 2009
Replies
1
Views
2K
Need help understanding negative pressure
Nov 9, 2009
Replies
18
Views
9K
Troubleshooting Accelerometer Data: Plotting and Interpreting Results
Nov 9, 2009
Replies
2
Views
3K
Pressure exerted by a liquid is different to gas?
Nov 9, 2009
Replies
8
Views
31K
Work energy theorem vs Newton's 2nd law and kinematics
Nov 9, 2009
Replies
4
Views
7K
NFL Linemen vs. Wide Receivers: Speed & Mass
Nov 9, 2009
Replies
3
Views
2K
Jump Shot Effect on Basketball: Does It Help?
Nov 9, 2009
Replies
1
Views
4K
A deeper explenation of a pulley
Nov 9, 2009
Replies
1
Views
2K
Centripetal acceleration geometry
Nov 9, 2009
Replies
3
Views
3K
Calculating a Collision of Two Rotating Objects
Nov 9, 2009
Replies
4
Views
2K
Creating Lift with a Fan: A Physics Experiment
Nov 8, 2009
Replies
8
Views
5K
Move a Part at Constant Speed Under its Own Weight
Nov 8, 2009
Replies
6
Views
2K
Can Zero Torque Occur if Angular Momentum and Velocity Vectors Aren't Parallel?
Nov 8, 2009
Replies
2
Views
2K
Hydrostatic Pressure Explained: Why Does Water Flow & Stop?
Nov 8, 2009
Replies
1
Views
3K
Quick question: how does air friction work?/why do things float
Nov 8, 2009
Replies
2
Views
3K
Inertia in motion - why is momentum called this
Nov 8, 2009
Replies
11
Views
9K
Effect of changing the position of legs when swinging
Nov 8, 2009
Replies
1
Views
2K
Inertial Frame of Reference & Equilibrium
Nov 7, 2009
Replies
9
Views
4K
Argument with professor: how can you describe the trajectory of a particle?
Nov 7, 2009
Replies
16
Views
6K
Discover the Coefficient of Friction for a 5.6N Block at Constant Velocity
Nov 7, 2009
Replies
1
Views
2K
What is the path of a particle on an inclined plane with a string attached?
Nov 7, 2009
Replies
7
Views
2K
How far will the GOLF BALL travel?
Nov 7, 2009
Replies
3
Views
6K
Calculating the angular momentum of rotating objects
Nov 6, 2009
Replies
4
Views
3K
Calculating Torque from motor specs
Nov 6, 2009
Replies
5
Views
54K
The partial pressure of gases below sea level?
Nov 6, 2009
Replies
4
Views
7K
Lifting vs Pulling: Chain Hoist vs Hand Winch
Nov 6, 2009
Replies
3
Views
26K
Whats my best formula to use to calculate Horsepower or Torque from acceleration data
Nov 5, 2009
Replies
5
Views
18K
Calculating Energy to Pressure
Nov 5, 2009
Replies
6
Views
14K
Constant Drip Speed: Need Advice on Designs
Nov 5, 2009
Replies
6
Views
5K
What is the instantaneous axis of rotation?
Nov 5, 2009
Replies
6
Views
10K
Designing a Gravity Car for Physics Class
Nov 4, 2009
Replies
22
Views
35K
What happens when the field when it did the work?
Nov 4, 2009
Replies
9
Views
3K
Low Pressure Air: How Is It Made?
Nov 4, 2009
Replies
21
Views
4K
The Relativity of Rotation & Gravity
Nov 4, 2009
Replies
14
Views
3K
What Are the Mysteries Behind Rotation in Mathematics and Astronomy?
Nov 4, 2009
Replies
41
Views
8K
Understanding the Free Fall Timescale Equation: Explanation and Derivation
Nov 4, 2009
Replies
19
Views
7K
Can spinning an object fast enough make it weightless?
Nov 4, 2009
Replies
18
Views
3K
Wonder about instant Acceleration
Nov 3, 2009
Replies
9
Views
2K
How 3D Movies Work: Explained in Detail
Nov 3, 2009
Replies
5
Views
4K
Need help why did the water increased the friction?
Nov 3, 2009
Replies
3
Views
6K
Gravitational potential and partial derivatives app's
Nov 3, 2009
Replies
1
Views
3K
Tying knots in rope(s) - tension, weakened strength
Nov 2, 2009
Replies
3
Views
10K
Calculating Shear Rate for Non-Newtonian Liquid Flow in Non-Circular Duct
Nov 2, 2009
Replies
2
Views
2K
What is the Origin of Tension Force?
Nov 2, 2009
Replies
5
Views
2K
High altitude balloon acceleration
Nov 1, 2009
Replies
9
Views
5K
Centripetal Force: What Causes the String to Accelerate?
Nov 1, 2009
Replies
9
Views
3K
Don't objects in free fall always experience one g?
Oct 31, 2009
Replies
17
Views
6K
Solving Work Done Confusion - 1kg Weight Raised 1m
Oct 31, 2009
Replies
10
Views
3K
Object Falls in Vacuum at the acceleration due to gravity.
Oct 31, 2009
Replies
9
Views
23K
Centrifugal Force: Is it Radially Outwards?
Oct 31, 2009
Replies
41
Views
6K
How does the centrifugal force affect your weight on a scale?
Oct 31, 2009
Replies
17
Views
8K
Calculate Impact Speed of Car Hitting Sign
Oct 30, 2009
Replies
4
Views
4K
How can I calculate post-collision rotation in my physics engine?
Oct 30, 2009
Replies
1
Views
2K
Special invariants with few constants of motion
Oct 30, 2009
Replies
9
Views
2K
Circus Performer Falling into a Safety Net
Oct 30, 2009
Replies
7
Views
6K
Understanding Power and Linear Momentum
Oct 28, 2009
Replies
2
Views
1K
Total momentum of a rotating object
Oct 28, 2009
Replies
6
Views
4K
Lagrangian mechanics of continuous systems
Oct 28, 2009
Replies
1
Views
6K
Periodic Motion: Explaining Resolving into Oscillatory Components
Oct 27, 2009
Replies
3
Views
3K
Energy Needed to Maintain Velocity
Oct 27, 2009
Replies
1
Views
4K
How Does Earth's Rotation Affect Projectile Trajectory Calculations?
Oct 27, 2009
Replies
2
Views
4K
Is Newton's Law of Gravitation Flawed?
Oct 27, 2009
Replies
6
Views
3K
Acceleration due to gravity below earth
Oct 27, 2009
Replies
3
Views
3K
I have a stupid professor and need clarification on Newtons 2nd law
Oct 26, 2009
Replies
6
Views
2K
Calculating Wavelengths of Soundwaves: v = λ*f
Oct 26, 2009
Replies
2
Views
2K
Spring constant in an elevator
Oct 26, 2009
Replies
5
Views
10K
The Ballistic Coefficient of Pumpkins
Oct 25, 2009
Replies
6
Views
4K
Is the Potential Energy of Earth Infinite or Zero?
Oct 25, 2009
Replies
3
Views
2K
Kinematic equations - What do they mean?
Oct 25, 2009
Replies
10
Views
10K
Gamma Ray Speed: How Fast Do They Travel?
Oct 24, 2009
Replies
1
Views
5K
Potential of 2 Orbiting Objects in Rotating Frame
Oct 24, 2009
Replies
2
Views
2K
Gear's Torque (small to big) and (big to big)
Oct 23, 2009
Replies
2
Views
2K
I don't understand the equation for angular momentum?
Oct 23, 2009
Replies
5
Views
5K
Why Doesn't Friction Increase with θ on an Inclined Plane?
Oct 23, 2009
Replies
1
Views
3K
Are potential energy and gravitational potential energy same?
Oct 23, 2009
Replies
9
Views
3K
Why is earth considered to have zero potential potential energy
Oct 23, 2009
Replies
29
Views
5K
Is Gravity the Same as Acceleration?
Oct 23, 2009
Replies
2
Views
2K
Torque with relation to Acceleration
Oct 23, 2009
Replies
3
Views
3K
Projectile motion or stokes law
Oct 22, 2009
Replies
3
Views
3K
Defining a Lagrangian in an rotating reference frame frame
Oct 22, 2009
Replies
4
Views
9K
Time invariant Green's function (inpulse response)
Oct 21, 2009
Replies
1
Views
2K
How does my energy saving meter work?
Oct 21, 2009
Replies
2
Views
2K
Sound Waves and Voice Recognition
Oct 21, 2009
Replies
2
Views
11K
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