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Concept of Pressure head and velocity head
Jan 18, 2013
Replies
2
Views
16K
Why does viscosity have units of pressure times time?
Jan 18, 2013
Replies
9
Views
7K
I am trying to build a basketball shooter.
Jan 17, 2013
Replies
4
Views
2K
Integrating Acceleration for Distance
Jan 17, 2013
Replies
8
Views
5K
Are Newton's laws of motion redundant?
Jan 17, 2013
Replies
1
Views
2K
Problem with the word (deceleration)
Jan 17, 2013
Replies
7
Views
4K
Angular momentum vectors and frisbees
Jan 16, 2013
Replies
2
Views
3K
Order of Dark Fringes: Understanding Interference Patterns
Jan 16, 2013
Replies
1
Views
3K
Understanding Projectile Motion: The Impact of Angle and Air Resistance
Jan 16, 2013
Replies
10
Views
4K
Physics of spring airgun cylinder system?
Jan 16, 2013
Replies
1
Views
2K
Expression for pressure Volume work
Jan 15, 2013
Replies
16
Views
6K
Why is the conservation of information not taught alongside cons of energy
Jan 15, 2013
Replies
2
Views
2K
Air Molecules at Mach 1: Understanding Collisions and Net Velocity
Jan 15, 2013
Replies
9
Views
2K
Freezing Salt Water Experiment
Jan 15, 2013
Replies
2
Views
5K
Springs in Parallel? | Visualizing Compressed Springs
Jan 15, 2013
Replies
16
Views
8K
Forces Acting on Accelerating Car
Jan 15, 2013
Replies
4
Views
11K
Gravitation potential and gravitational binding energy
Jan 14, 2013
Replies
15
Views
20K
Why is the total force on an object treated as acting on its center of mass?
Jan 14, 2013
Replies
7
Views
2K
General equation for the speed of sound?
Jan 14, 2013
Replies
4
Views
3K
Falling (toppling) rigid tower (uniform rod)
Jan 14, 2013
Replies
2
Views
3K
Estimate Damping Coefficient of Car with Hand Bouncing & Dropping
Jan 14, 2013
Replies
2
Views
2K
Work Energy Power: Where Does the Energy Come From?
Jan 14, 2013
Replies
3
Views
2K
Mass-spring equivalent of microbubbles
Jan 14, 2013
Replies
1
Views
2K
Why does vertically falling rain make a slanted steaks on a window?
Jan 14, 2013
Replies
26
Views
14K
Flow rate of water dropping out of a pipe
Jan 14, 2013
Replies
19
Views
12K
Why does a gyroscope accelerate?
Jan 13, 2013
Replies
9
Views
3K
Will this aerofoil generate lift, Bernoulli
Jan 13, 2013
Replies
17
Views
3K
How Do Density, Gravity, and Height Equate to Pressure?
Jan 13, 2013
Replies
2
Views
2K
Avoiding a Wall with Circular Motion: A Physics Exercise
Jan 12, 2013
Replies
7
Views
4K
Coefficient of Drag: Low Velocity Ellipsoids
Jan 12, 2013
Replies
1
Views
2K
Circular motion on a banked curve
Jan 11, 2013
Replies
10
Views
4K
Galileo and the centripetal force experienced by objects on the rotating earth
Jan 11, 2013
Replies
5
Views
3K
Gravitational Attraction: Does Smaller Mass Disappear?
Jan 11, 2013
Replies
28
Views
4K
Solving Problems with Rolling & Slipping: Help for Friction Confusion
Jan 11, 2013
Replies
4
Views
2K
Escape velocity from solar system
Jan 11, 2013
Replies
10
Views
15K
Estimating spring coeff and damping coeffient of my car
Jan 11, 2013
Replies
6
Views
4K
Springs in series (with a little twist)
Jan 11, 2013
Replies
2
Views
1K
Uniform Tension of Rope with Mass
Jan 11, 2013
Replies
12
Views
26K
How Close Can to Perfection can a Bouncy Ball get?
Jan 11, 2013
Replies
5
Views
2K
Help understanding a physics inertia experiment(Hammer and a heavy block)
Jan 10, 2013
Replies
5
Views
3K
Understanding Work Done and the Role of Force in Solving Problems | 360J Example
Jan 10, 2013
Replies
4
Views
2K
How to scale a velocity profile
Jan 10, 2013
Replies
6
Views
4K
How Can A High-Torque Motor Have Low a low RPM
Jan 10, 2013
Replies
3
Views
2K
Why didn't water entere the bottle?
Jan 9, 2013
Replies
3
Views
2K
Is Acceleration of Acceleration a Valid Concept in Physics?
Jan 9, 2013
Replies
3
Views
2K
How can inelastic collision actually have conserved momentum.
Jan 9, 2013
Replies
1
Views
1K
Forces on an underwater vessel
Jan 9, 2013
Replies
2
Views
1K
Resonance and conservation of energy
Jan 8, 2013
Replies
5
Views
6K
Rolling Gear and Rack Question
Jan 8, 2013
Replies
6
Views
3K
How does the formula for gravitation potential energy work?
Jan 7, 2013
Replies
15
Views
3K
Power in Fv: Is it Given by $\vec{F} \cdot \vec{v}$?
Jan 7, 2013
Replies
1
Views
1K
Are the number of microstates of a gas just equivalent to pressure
Jan 7, 2013
Replies
9
Views
3K
Difference between weight and mass?
Jan 7, 2013
Replies
29
Views
7K
Motorcycle Accident - Coefficient of Friction issues
Jan 6, 2013
Replies
3
Views
3K
Terminal Velocity: What is it?
Jan 6, 2013
Replies
5
Views
3K
IYPT question on elastic space and need ideas for a hypothesis to investigate
Jan 6, 2013
Replies
6
Views
3K
Time Machines: Can Airplanes Reach the Speed of Light?
Jan 6, 2013
Replies
13
Views
3K
Calculating Water Flow into a Pipe
Jan 6, 2013
Replies
2
Views
3K
Potential Energy and gravitation
Jan 5, 2013
Replies
3
Views
2K
Is in-stream, low-flow, micro-hydro production of great power a fantasy?
Jan 5, 2013
Replies
4
Views
3K
How do gears provide a mechanical advantage?
Jan 4, 2013
Replies
4
Views
6K
Are We Walking on Forces When We Step on Ice?
Jan 4, 2013
Replies
12
Views
3K
Why does a stream change trajectory?
Jan 4, 2013
Replies
1
Views
2K
Newton's Cradles vs Ball Bouncing off Wall
Jan 4, 2013
Replies
6
Views
3K
Big Bang & Motion: Origin of Atomic & Subatomic Motion
Jan 4, 2013
Replies
5
Views
2K
Gravity & Rotational Forces: Is It Possible?
Jan 4, 2013
Replies
10
Views
3K
Spherical Pendulum Motion: Solve the Mystery
Jan 3, 2013
Replies
3
Views
2K
Effect of freefall on hydrostatic/atmospheric pressure
Jan 3, 2013
Replies
8
Views
5K
What is the difference between SHM,oscillation and vibratory motion?
Jan 3, 2013
Replies
3
Views
16K
What Happens if Earth Suddenly Stops Rotating? | Expert Teacher Insights
Jan 3, 2013
Replies
19
Views
5K
A rubber ball, your family's minivan, and you.
Jan 2, 2013
Replies
3
Views
2K
Can iPads be used as motion detectors for AP Physics labs?
Jan 2, 2013
Replies
5
Views
2K
Experimentobtaining sound from molecules
Jan 2, 2013
Replies
5
Views
2K
How to Prove the Classical Angular Momentum Commutation Relation?
Jan 2, 2013
Replies
2
Views
2K
How liquid pressure = dgh can be generalized
Jan 2, 2013
Replies
13
Views
12K
Calculating the output impedance of a function generator
Jan 2, 2013
Replies
10
Views
8K
Why is the energy stored in a spring proportional to 1/2 * distance * force?
Jan 2, 2013
Replies
2
Views
2K
Spring Constant Dilemma: Understanding Discrepancies in Solving for k
Jan 2, 2013
Replies
6
Views
5K
Flow and Pressure: Increasing Air Circulation without a Fan
Jan 1, 2013
Replies
5
Views
3K
Rotational Motion: The Relationship Between Linear and Angular Displacement
Jan 1, 2013
Replies
1
Views
1K
Creating a Generator in Orbit: Where Am I Going Wrong?
Dec 31, 2012
Replies
9
Views
2K
Using man-power to turn massive generator
Dec 31, 2012
Replies
42
Views
18K
Rolling without slipping: Why point of contact has zero velocity
Dec 31, 2012
Replies
5
Views
10K
Falling bodies and terminal velocity
Dec 30, 2012
Replies
8
Views
3K
Effects of adjacent metals with different work functions
Dec 30, 2012
Replies
2
Views
2K
Double slit experiment doesn't work
Dec 30, 2012
Replies
2
Views
2K
What is doing the work in the motor effect?
Dec 30, 2012
Replies
9
Views
3K
Curious - question about a pressure vessel and tempreature
Dec 30, 2012
Replies
2
Views
2K
Problem understanding rolling motion
Dec 30, 2012
Replies
4
Views
2K
Poisson brackets of angular momentum components
Dec 30, 2012
Replies
2
Views
5K
Does static tension wear out a spring?
Dec 29, 2012
Replies
6
Views
26K
Fluid mechanics: defition of shear flow [rate of deformation tensor]
Dec 29, 2012
Replies
3
Views
3K
Periodic force applied to pendulum-like motion
Dec 27, 2012
Replies
11
Views
4K
Kinetic theory of an ideal monoatomic gas
Dec 27, 2012
Replies
2
Views
2K
Question in rotational motion
Dec 27, 2012
Replies
1
Views
2K
Michelson and morley interposition of the experiment
Dec 27, 2012
Replies
7
Views
3K
Calculating Angular Momentum of a Rotating Rod | Mass M, Angular Velocity ш
Dec 26, 2012
Replies
16
Views
12K
What is the need to know the linear net acceleration?
Dec 26, 2012
Replies
1
Views
2K
Misunderstanding the concept of torque
Dec 26, 2012
Replies
24
Views
4K
Why potential of n side is higher in unbiased p-n junction
Dec 26, 2012
Replies
6
Views
7K
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