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EM Field Angular Momentum Emission Without Emitting Energy?
Jan 23, 2017
Replies
3
Views
1K
Estimating sound pressure (in an MRI scanner)
Jan 22, 2017
Replies
11
Views
3K
Does mass increase as velocity increases?
Jan 21, 2017
Replies
6
Views
3K
Mechanics: Why Velocity Matters for Rough Plane Deceleration
Jan 21, 2017
Replies
3
Views
1K
Linear momentum in oblique collisions and generally
Jan 20, 2017
Replies
8
Views
3K
Deriving the progressive mechanical wave equation
Jan 19, 2017
Replies
3
Views
2K
Confusion About Wheels and Friction
Jan 18, 2017
Replies
11
Views
2K
Conservation of Information and indeterminism?
Jan 18, 2017
Replies
10
Views
2K
Torque and forces parallel vs perpendicular to the axis of rotation....
Jan 18, 2017
Replies
17
Views
6K
Calculate force with speed and mass....
Jan 18, 2017
Replies
3
Views
1K
If KE is related to pressure on the wall for flowing liquid?
Jan 18, 2017
Replies
5
Views
1K
The Physics of a Fender Bender: Rotating a 4000 lb Van
Jan 17, 2017
Replies
1
Views
2K
Is the Hull Speed Debate Misleading: Online vs. Textbook Perspectives?
Jan 17, 2017
Replies
5
Views
3K
Faster velocity of water in tunnel Decrease in pressure?
Jan 17, 2017
Replies
14
Views
3K
Why Does the Upper Block Fall When Force is Applied Below?
Jan 17, 2017
Replies
12
Views
2K
How a whistle produces a sound?
Jan 16, 2017
Replies
12
Views
6K
What Are the Differences Between These Vector Potential Formulas?
Jan 16, 2017
Replies
8
Views
1K
Solving Pendulum Confusion: m*a=-k*x Explained
Jan 15, 2017
Replies
4
Views
1K
Calculating Work: Why Force Equal to Weight?
Jan 15, 2017
Replies
26
Views
3K
How to simulate rotational stability of multiple parts?
Jan 14, 2017
Replies
6
Views
3K
Does Recoil movement amount affect muzzle velocity
Jan 14, 2017
Replies
10
Views
3K
Can Vibrating Shoes Help Us Walk on Water?
Jan 14, 2017
Replies
1
Views
1K
Duration of sound in our brain (0.1s)
Jan 14, 2017
Replies
2
Views
2K
Jet Spread Rate K Values- Momentum diffusement
Jan 13, 2017
Replies
1
Views
2K
Universal stationary frame of reference for speed, d and t
Jan 13, 2017
Replies
7
Views
2K
Matching the double rod pendulum
Jan 12, 2017
Replies
9
Views
3K
Closed trajectories for Kepler with spin-orbit corrections?
Jan 12, 2017
Replies
2
Views
2K
Moment of Inertia: Proving Mass, Side & Axis | 1/12 md²
Jan 12, 2017
Replies
3
Views
2K
Orbital vs. Angular Speed: What's the Difference in Circular Motion?
Jan 11, 2017
Replies
7
Views
5K
Conservation of momentum query
Jan 11, 2017
Replies
1
Views
877
Understanding Circular Motion in a Cone: Solving for Radius and Normal Force
Jan 11, 2017
Replies
9
Views
6K
How Does a Pendulum on a Rotating Arm Behave When the Arm Stops?
Jan 11, 2017
Replies
1
Views
1K
Linearly-damped rotational motion
Jan 10, 2017
Replies
13
Views
2K
Has anyone worked with electrets?
Jan 10, 2017
Replies
2
Views
1K
Velocity in eliptical trajectories
Jan 10, 2017
Replies
1
Views
1K
Two very basic questions about momentum in space
Jan 9, 2017
Replies
7
Views
2K
Calculation of friction stresses between 2 materials
Jan 9, 2017
Replies
1
Views
1K
Inertia (and, to some extent, circular motion again)
Jan 8, 2017
2
Replies
56
Views
6K
Calculate the power produced by a wheel
Jan 8, 2017
Replies
3
Views
1K
What Causes the Sound of Water Unfilling From a Bottle?
Jan 8, 2017
Replies
6
Views
1K
Some questions about Noise and Power spectral Density
Jan 7, 2017
Replies
5
Views
2K
How Horsepower is equal to 550 ft lb/s ?
Jan 6, 2017
Replies
1
Views
3K
Sound underwater distance and decibels
Jan 5, 2017
Replies
2
Views
2K
Irrotational/Rotational Flows and Velocity Potentials
Jan 5, 2017
Replies
1
Views
2K
Understanding Rigid Column Theory in Fluid Mechanics
Jan 5, 2017
Replies
5
Views
4K
Formula to calculate amount of force needed to lift/hover
Jan 4, 2017
Replies
7
Views
6K
What happens with counter rotating gyroscopes?
Jan 4, 2017
Replies
2
Views
4K
How to find torque of rotational friction on an axle?
Jan 4, 2017
Replies
5
Views
5K
Is Acceleration/Decceleration smooth?
Jan 3, 2017
Replies
6
Views
2K
Centrifugal force in Rendezvous with Rama
Jan 3, 2017
Replies
5
Views
3K
What is Tension on each part of the rope?
Jan 1, 2017
Replies
6
Views
6K
How to calculate the perpendicular tension?
Jan 1, 2017
Replies
8
Views
4K
Equation Needed for Calculating Fluid Pressure In a Pipe
Jan 1, 2017
Replies
1
Views
1K
Having real problems with working out scales for graphs
Jan 1, 2017
Replies
6
Views
3K
AC generators and Transformers
Dec 31, 2016
Replies
7
Views
2K
Surface Tension and force required to pull a thin ring
Dec 31, 2016
Replies
4
Views
5K
Does Conservation of Momentum Apply to an Object Moving on a Rigid Surface?
Dec 31, 2016
Replies
26
Views
3K
Uses of Lift Force for Plane Surfaces
Dec 31, 2016
Replies
23
Views
3K
Confusion with Potential Energy and Work
Dec 30, 2016
Replies
4
Views
2K
Sizing fan static pressure to open a cover
Dec 30, 2016
Replies
8
Views
2K
What is the length described in surface tension?
Dec 29, 2016
Replies
2
Views
1K
On the relativity of time and speed
Dec 29, 2016
Replies
4
Views
2K
Confusion about work done by friction as negative or positive
Dec 29, 2016
Replies
5
Views
3K
Information Conservation in Logic Gates and Computer Components
Dec 28, 2016
Replies
5
Views
1K
Optimizing Projectile Range: The Physics of Mass and Launch Velocity
Dec 28, 2016
Replies
6
Views
2K
Conservative force for an elastic force?
Dec 28, 2016
Replies
5
Views
5K
Sliding on an object on an inclined plane
Dec 28, 2016
Replies
10
Views
2K
Curved Tube For Constant Pressure Increase?
Dec 28, 2016
Replies
6
Views
2K
Potential difference in an alternator
Dec 28, 2016
Replies
5
Views
2K
Friction in a hemispherical bowl
Dec 27, 2016
Replies
5
Views
3K
Conservation of energy across the universe
Dec 27, 2016
Replies
1
Views
1K
Is the normal force just kinetic energy?
Dec 26, 2016
Replies
33
Views
4K
Calculating Power with Solar Cells: Series vs. Parallel
Dec 26, 2016
Replies
6
Views
1K
Do Electrons Travel from the Positive to the Negative Terminal in a Battery?
Dec 26, 2016
Replies
11
Views
3K
Moment of Inertia: Rules & Usage Guide
Dec 25, 2016
Replies
3
Views
1K
How does linear velocity of a spinning object affect its rebound
Dec 24, 2016
Replies
2
Views
2K
How is Angular Momentum conserved in orbits?
Dec 24, 2016
Replies
23
Views
5K
How would one calculate pressure increase in cooker
Dec 24, 2016
Replies
11
Views
4K
Where does the sense of weight come from?
Dec 24, 2016
Replies
24
Views
4K
How to know if all the strings have the same tension or not
Dec 24, 2016
Replies
5
Views
1K
Pressure Gradients along an angle pipe
Dec 23, 2016
Replies
6
Views
2K
How Does Increased Surface Tension Affect Liquid Surface Area and Volume?
Dec 23, 2016
Replies
2
Views
2K
How can you identify the type of gun by the sound it makes?
Dec 23, 2016
Replies
9
Views
4K
Angular momentum for these strange nonplanar gears?
Dec 23, 2016
Replies
1
Views
1K
Do Gravitational Field Lines Change Instantly for an Accelerating Mass?
Dec 22, 2016
Replies
2
Views
2K
Anti-hydrogen molecular spectra?
Dec 22, 2016
Replies
7
Views
2K
How would a person under water see sunset and sunrise?
Dec 22, 2016
Replies
5
Views
4K
What is the Relationship Between Inertia and Moment of Inertia?
Dec 22, 2016
Replies
3
Views
2K
Is Kinetic Energy Really Constant in Constant Velocity Motion?
Dec 21, 2016
Replies
2
Views
1K
Measuring changes in barometric pressure without a barometer
Dec 21, 2016
Replies
21
Views
4K
Penetration of falling object into sediment (after water)
Dec 21, 2016
Replies
8
Views
2K
Slipping vs No Slipping Ball Race
Dec 20, 2016
Replies
13
Views
4K
How Does Splitting a Mass in Midair Affect the Center of Mass's Trajectory?
Dec 19, 2016
Replies
5
Views
2K
Work: Isolated & Non-Isolated Systems Difference
Dec 18, 2016
Replies
6
Views
6K
Why removing and replacing remote battery makes it work?
Dec 18, 2016
Replies
13
Views
3K
Two discs connected by a stiff spring
Dec 17, 2016
Replies
2
Views
2K
Answering Sound Wave Questions
Dec 17, 2016
Replies
6
Views
2K
Bernoulli's Princple vs Flow Equation (deltaP=QR)
Dec 17, 2016
Replies
5
Views
5K
Can someone explain elastic band physics
Dec 17, 2016
Replies
3
Views
1K
Centripetal Force - same thing as gravitational force?
Dec 17, 2016
Replies
10
Views
4K
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