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Graduate What is the motion of spin relative to?

Jan 5, 2009 · Replies 11 · Mar 27, 2011

Replies: 11

Views: 7K

Undergrad Solving Spring Confusion: Ee2 Canceled Out or Not?

Mar 26, 2011 · Replies 8 · Mar 27, 2011

Replies: 8

Views: 2K

Undergrad Converting Potential Energy to Kinetic: Analyzing Resistant Forces

Mar 27, 2011 · Replies 1 · Mar 27, 2011

Replies: 1

Views: 3K

Undergrad How Do Gravity and Acceleration Interact on a Roller Coaster?

Mar 27, 2011 · Replies 2 · Mar 27, 2011

Replies: 2

Views: 3K

Van de graaff accelerator - do-able?

Mar 26, 2011 · Replies 9 · Mar 27, 2011

Replies: 9

Views: 5K

Undergrad Calculating & Using Bending Moments: Cantilevers vs. Euler's Strut

Mar 25, 2011 · Replies 8 · Mar 27, 2011

Replies: 8

Views: 5K

Graduate Would tabletop particle accelerators improve antimatter production capabilities

Mar 26, 2011 · Replies 2 · Mar 27, 2011

Replies: 2

Views: 3K

High School Formula for find the mass of an object?

Mar 26, 2011 · Replies 2 · Mar 26, 2011

Replies: 2

Views: 9K

Undergrad Circular Motion Clarification-Centrifugal Force

Mar 24, 2011 · Replies 27 · Mar 26, 2011

Replies: 27

Views: 5K

Undergrad S-Curve Equations: Modeling 7 Segment Motion Profile

Sep 27, 2010 · Replies 12 · Mar 26, 2011

Replies: 12

Views: 27K

High School Resonance of Water: Is Frequency the Same Everywhere?

Mar 25, 2011 · Replies 2 · Mar 26, 2011

Replies: 2

Views: 3K

Graduate Is Energy Used When Moving A Weight Without Doing Work?

Mar 25, 2011 · Replies 1 · Mar 25, 2011

Replies: 1

Views: 2K

Undergrad Racquetball's strange bouncing patterns

Mar 24, 2011 · Replies 8 · Mar 25, 2011

Replies: 8

Views: 6K

Undergrad Rotational motion inclined plane

Mar 22, 2011 · Replies 21 · Mar 25, 2011

Replies: 21

Views: 6K

Undergrad What Forces Encourage Liquid Down a Straw?

Mar 25, 2011 · Replies 1 · Mar 25, 2011

Replies: 1

Views: 7K

Undergrad Resolving Force into Couple and Force: An Intuitive Look

Jan 22, 2010 · Replies 18 · Mar 25, 2011

Replies: 18

Views: 25K

Undergrad [beginner] Network coverage inside an elevator?

Mar 25, 2011 · Replies 1 · Mar 25, 2011

Replies: 1

Views: 3K

Undergrad Earth's Rotation & g-Force Effects

Mar 25, 2011 · Replies 5 · Mar 25, 2011

Replies: 5

Views: 6K

Undergrad Bernoulli s Principal would a fan matter?

Dec 16, 2010 · Replies 7 · Mar 25, 2011

Replies: 7

Views: 5K

Undergrad Could a Pneumatic Jet-Pack Powered by Pressurized Water Work?

Mar 21, 2011 · Replies 7 · Mar 24, 2011

Replies: 7

Views: 5K

Undergrad The Effect of Drag on a Pendulum: How Does Drag Affect the Motion of a Pendulum?

Mar 24, 2011 · Replies 5 · Mar 24, 2011

Replies: 5

Views: 8K

Graduate Can you clarify the question?What is the meaning of independent in this context?

Mar 23, 2011 · Replies 11 · Mar 24, 2011

Replies: 11

Views: 3K

Undergrad Wireless energy transmission via sound waves

Mar 23, 2011 · Replies 3 · Mar 24, 2011

Replies: 3

Views: 3K

Undergrad Potential Energy: Why Electron in Hydrogen -Negative?

Mar 24, 2011 · Replies 1 · Mar 24, 2011

Replies: 1

Views: 2K

Graduate Is the Plane Wave Decomposition of a Vector Field Accurate?

Mar 24, 2011 · Replies 1 · Mar 24, 2011

Replies: 1

Views: 4K

Undergrad Rolling Friction: Does Work Occur on Rolling Objects?

Mar 23, 2011 · Replies 4 · Mar 24, 2011

Replies: 4

Views: 3K

High School Potential energy and separation graph

Mar 24, 2011 · Replies 1 · Mar 24, 2011

Replies: 1

Views: 3K

Graduate Chemical potential of an ideal gas

Mar 23, 2011 · Replies 4 · Mar 23, 2011

Replies: 4

Views: 6K

Undergrad How to Measure Gravity, or Gravitational Pull?

Mar 22, 2011 · Replies 2 · Mar 23, 2011

Replies: 2

Views: 4K

High School Buoyancy in Air-Filled & Vacuum Bottles: What's the Difference?

Mar 23, 2011 · Replies 4 · Mar 23, 2011

Replies: 4

Views: 2K

Undergrad How do I apply rolling friction to a ball?

Mar 22, 2011 · Replies 2 · Mar 23, 2011

Replies: 2

Views: 2K

Graduate How Does Non-Ergodicity Impact the Resting State of Living Cells?

Mar 23, 2011 · Replies 2 · Mar 23, 2011

Replies: 2

Views: 2K

High School Create an object that will accelerate down a ramp

Mar 22, 2011 · Replies 1 · Mar 22, 2011

Replies: 1

Views: 2K

Undergrad Gravitational Potential Energy can be negative?

Mar 16, 2011 · Replies 7 · Mar 22, 2011

Replies: 7

Views: 6K

Graduate Representing Gravity as a Vector Field

Mar 22, 2011 · Replies 2 · Mar 22, 2011

Replies: 2

Views: 10K

Undergrad Projectile Motion, different starting/ending height.

Mar 22, 2011 · Replies 1 · Mar 22, 2011

Replies: 1

Views: 8K

High School Signal Generator: Frequency Calculation Help Needed

Mar 15, 2011 · Replies 6 · Mar 22, 2011

Replies: 6

Views: 4K

Undergrad How Fast Was the Other Vehicle Going to Launch Me 25 Meters in a T-Bone Crash?

Mar 22, 2011 · Replies 40 · Mar 22, 2011

2

Replies: 40

Views: 6K

Graduate If we have a mass function of time i.e M(t) then F=(m.v') or F=(m.v)' and why ?

Nov 8, 2010 · Replies 8 · Mar 22, 2011

Replies: 8

Views: 3K

Undergrad Nonlinear graph in the Physical Pendulum

Mar 22, 2011 · Replies 2 · Mar 22, 2011

Replies: 2

Views: 3K

Undergrad Bowling: What's the effect of rotation of the ball has on the pin action?

Mar 21, 2011 · Replies 6 · Mar 22, 2011

Replies: 6

Views: 7K

High School Is there a formula for calculating SPL?

Mar 21, 2011 · Replies 8 · Mar 22, 2011

Replies: 8

Views: 6K

High School How Does Applying 1 Newton of Force Affect an Object's Motion?

Mar 22, 2011 · Replies 12 · Mar 22, 2011

Replies: 12

Views: 5K

High School Can We Define Acceleration for Speed Using Average Acceleration Formula?

Mar 20, 2011 · Replies 2 · Mar 21, 2011

Replies: 2

Views: 2K

High School What Force Allows a Balloon to Float in the Air?

Mar 19, 2011 · Replies 9 · Mar 21, 2011

Replies: 9

Views: 4K

Undergrad Determining if a force is making a difference

Mar 21, 2011 · Replies 3 · Mar 21, 2011

Replies: 3

Views: 2K

High School Find out how a nuclear plant works

Mar 20, 2011 · Replies 4 · Mar 21, 2011

Replies: 4

Views: 2K

Undergrad Moon Center of Mass/ Center of Gravity

Mar 16, 2011 · Replies 6 · Mar 21, 2011

Replies: 6

Views: 7K

Undergrad Regarding College Classical Mechanics and the mathematics therein

Mar 21, 2011 · Replies 1 · Mar 21, 2011

Replies: 1

Views: 2K

Graduate Art project involving the moon

Mar 20, 2011 · Replies 12 · Mar 21, 2011

Replies: 12

Views: 4K

Undergrad Bowling physics 10 pin bowling

Oct 26, 2010 · Replies 6 · Mar 21, 2011

Replies: 6

Views: 14K

High School Understanding Friction on a Car

Mar 18, 2011 · Replies 2 · Mar 20, 2011

Replies: 2

Views: 4K

Undergrad Is Average Force the Same in Fast vs. Slow Weightlifting Reps?

Feb 13, 2011 · Replies 212 · Mar 20, 2011

8

Replies: 212

Views: 31K

Undergrad Hydraulic Pump and Motor for Replacing 16HP Gas Engine

Mar 20, 2011 · Replies 1 · Mar 20, 2011

Replies: 1

Views: 3K

Undergrad Application of Theory in Inclined Planes

Mar 20, 2011 · Replies 2 · Mar 20, 2011

Replies: 2

Views: 3K

Graduate Gravitational Force: Determining Relative Accelerations

Mar 20, 2011 · Replies 1 · Mar 20, 2011

Replies: 1

Views: 2K

Undergrad Net force = 0, but potential increases?

Mar 20, 2011 · Replies 10 · Mar 20, 2011

Replies: 10

Views: 8K

Undergrad Does Pulley Mass Affect Rope Tension Symmetry?

Mar 20, 2011 · Replies 8 · Mar 20, 2011

Replies: 8

Views: 19K

Graduate What the Sun will do with long rod?

Mar 18, 2011 · Replies 12 · Mar 20, 2011

Replies: 12

Views: 3K

High School Speed vs Acceleration: Can An Object Do Both?

Mar 18, 2011 · Replies 3 · Mar 20, 2011

Replies: 3

Views: 2K

Undergrad G-Force in Motorcycle Accident from 30mph to 0mph

Mar 12, 2011 · Replies 3 · Mar 19, 2011

Replies: 3

Views: 3K

Graduate Explaining I^2R=J_c/σ Relationship

Mar 17, 2011 · Replies 2 · Mar 19, 2011

Replies: 2

Views: 1K

Undergrad Do We Experience a Centrifugal Force from Earth's Orbit Around the Sun?

Mar 19, 2011 · Replies 7 · Mar 19, 2011

Replies: 7

Views: 7K

Graduate Question regarding a contradiction in conservation laws

Mar 19, 2011 · Replies 1 · Mar 19, 2011

Replies: 1

Views: 2K

Undergrad If a uniform beam was in space and only was applied a force on one side (Stress)

Mar 18, 2011 · Replies 7 · Mar 18, 2011

Replies: 7

Views: 4K

Graduate Motorcycle and Cars: Wheelies, the physics behind them.

Mar 17, 2011 · Replies 24 · Mar 18, 2011

Replies: 24

Views: 15K

Undergrad How to Calculate Impact Force from a 1m Drop?

Mar 18, 2011 · Replies 2 · Mar 18, 2011

Replies: 2

Views: 4K

High School I'm wondering about the theory behind pulley systems

Mar 18, 2011 · Replies 1 · Mar 18, 2011

Replies: 1

Views: 4K

Undergrad Modeling an equation for parachute landing

Mar 17, 2011 · Replies 6 · Mar 18, 2011

Replies: 6

Views: 5K

Undergrad Buoyancy force calculation question

Mar 17, 2011 · Replies 1 · Mar 18, 2011

Replies: 1

Views: 3K

Undergrad Gravity How does it really work?

Mar 6, 2011 · Replies 11 · Mar 18, 2011

Replies: 11

Views: 5K

Undergrad Elastic Collisions: Can Objects Move Off Together?

Mar 18, 2011 · Replies 1 · Mar 18, 2011

Replies: 1

Views: 2K

High School Why Does a Ball Spin When Thrown?

Mar 16, 2011 · Replies 6 · Mar 18, 2011

Replies: 6

Views: 7K

Undergrad Density altitude and applied ballistics

Mar 17, 2011 · Replies 1 · Mar 18, 2011

Replies: 1

Views: 4K

Undergrad Kill my curiosity - Rolling a ball down a ramp, friction or no friction?

Mar 16, 2011 · Replies 6 · Mar 17, 2011

Replies: 6

Views: 12K

Graduate PN Junction open conditions conservation of energy

Mar 5, 2011 · Replies 8 · Mar 17, 2011

Replies: 8

Views: 8K

Graduate Designing an Impact Testing Rig: Incorporating Chemical Explosions

Mar 17, 2011 · Replies 1 · Mar 17, 2011

Replies: 1

Views: 2K

Graduate Using a particle accelerator as a battery?

Mar 11, 2011 · Replies 7 · Mar 17, 2011

Replies: 7

Views: 4K

High School Why do simple balances always come to rest in a horizontal position ?

Mar 14, 2011 · Replies 8 · Mar 17, 2011

Replies: 8

Views: 4K

High School Centripetal Force: What Causes It?

Mar 5, 2011 · Replies 7 · Mar 17, 2011

Replies: 7

Views: 3K

Undergrad Looking for introductory collision theory resources

Mar 11, 2011 · Replies 1 · Mar 17, 2011

Replies: 1

Views: 2K

Undergrad Silly Question about Potential Energy

Mar 13, 2011 · Replies 2 · Mar 17, 2011

Replies: 2

Views: 2K

High School Vito"Do Balls Rolling Uphill Stop at the Same Point? - MarkoDeVito

Mar 13, 2011 · Replies 2 · Mar 17, 2011

Replies: 2

Views: 3K

Undergrad Question about Momentum and Collisions.

Mar 16, 2011 · Replies 2 · Mar 17, 2011

Replies: 2

Views: 2K

Undergrad F=μmg. How was μ calculated? Obviously experiments were

Mar 6, 2011 · Replies 37 · Mar 16, 2011

2

Replies: 37

Views: 6K

Undergrad Can a Bullet Hole Cause Explosive Decompression in a Submarine at 30m Depth?

Mar 15, 2011 · Replies 4 · Mar 16, 2011

Replies: 4

Views: 3K

Undergrad Trying to figure how fast you would be falling after 268 feet?

Mar 16, 2011 · Replies 2 · Mar 16, 2011

Replies: 2

Views: 2K

Undergrad Calculate angular velocity of a ball

Mar 7, 2011 · Replies 1 · Mar 16, 2011

Replies: 1

Views: 2K

Undergrad Simulation of tennis net <-> ball collision?

Mar 16, 2011 · Replies 2 · Mar 16, 2011

Replies: 2

Views: 3K

Undergrad Work done on a stationary bike

Mar 14, 2011 · Replies 13 · Mar 16, 2011

Replies: 13

Views: 26K

Undergrad Are Rubber Bands in Parallel Affected by Spring Constant?

Mar 15, 2011 · Replies 7 · Mar 16, 2011

Replies: 7

Views: 9K

Graduate Why does Griffiths use a vector to explain angular frequency of rotation?

Mar 12, 2011 · Replies 6 · Mar 16, 2011

Replies: 6

Views: 7K

Graduate Particle Accelerators: Data Imaging at Near Light Speed

Mar 14, 2011 · Replies 3 · Mar 16, 2011

Replies: 3

Views: 2K

Undergrad Are there examples where gravity works indendent of nuclear forces ?

Mar 15, 2011 · Replies 4 · Mar 15, 2011

Replies: 4

Views: 2K

Undergrad Help calculating distance between two moving objects

Mar 9, 2011 · Replies 38 · Mar 15, 2011

2

Replies: 38

Views: 22K

Undergrad Change in the rotation of the earth

Mar 14, 2011 · Replies 3 · Mar 14, 2011

Replies: 3

Views: 3K

Undergrad How to decide pressure for turbine?

Mar 13, 2011 · Replies 7 · Mar 14, 2011

Replies: 7

Views: 2K

Graduate Moment of Intertia for changing COG

Mar 13, 2011 · Replies 1 · Mar 14, 2011

Replies: 1

Views: 3K

Undergrad Relationship of an object's acceleration with velocity while falling in a fluid

Mar 14, 2011 · Replies 3 · Mar 14, 2011

Replies: 3

Views: 2K

Undergrad How Does Hovercraft Technology Aid in Heavy Lifting?

Mar 12, 2011 · Replies 3 · Mar 14, 2011

Replies: 3

Views: 6K

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