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Undergrad Total Energy Dilemma: Cruiser vs Battleship

Apr 15, 2008 · Replies 4 · Apr 15, 2008

Replies: 4

Views: 3K

Undergrad Back EMF in a Motor - Does It Alternate?

Apr 14, 2008 · Replies 4 · Apr 15, 2008

Replies: 4

Views: 9K

Undergrad Learn Lagrange Mechanics for Physics Students

Apr 14, 2008 · Replies 3 · Apr 15, 2008

Replies: 3

Views: 2K

Undergrad Golf Ball Deformation: How Stiffness Impacts Club Speed

Apr 14, 2008 · Replies 1 · Apr 14, 2008

Replies: 1

Views: 6K

Graduate Quality Factor in damped oscillation

Apr 14, 2008 · Replies 3 · Apr 14, 2008

Replies: 3

Views: 13K

Undergrad Kinetic Friction & Rotation: Questions & Answers

Apr 10, 2008 · Replies 44 · Apr 14, 2008

2

Replies: 44

Views: 18K

Graduate Vanishing Electrostatic Force in a Plane with Multiple Point Charges

Apr 4, 2008 · Replies 10 · Apr 14, 2008

Replies: 10

Views: 3K

Undergrad Is there a way? Salt Water to Fresh Water

Apr 13, 2008 · Replies 5 · Apr 14, 2008

Replies: 5

Views: 12K

Undergrad Why Do Things Bounce? Explained

Apr 13, 2008 · Replies 13 · Apr 14, 2008

Replies: 13

Views: 14K

High School Why does a ball bounce back when thrown at a wall?

Apr 12, 2008 · Replies 11 · Apr 13, 2008

Replies: 11

Views: 6K

Graduate Impact Time and transfer of rotation

Apr 13, 2008 · Replies 1 · Apr 13, 2008

Replies: 1

Views: 2K

High School Boyles Law: Pressure, Volume & Units Explained

Apr 13, 2008 · Replies 1 · Apr 13, 2008

Replies: 1

Views: 3K

High School Direction of friction in rotational motion

Apr 8, 2008 · Replies 10 · Apr 13, 2008

Replies: 10

Views: 6K

High School Newtonian mechanics and inclined planes

Apr 12, 2008 · Replies 3 · Apr 12, 2008

Replies: 3

Views: 3K

Undergrad Parallel-Axis Theorem Clarification

Apr 3, 2008 · Replies 5 · Apr 12, 2008

Replies: 5

Views: 5K

Undergrad How does the presence of a diode affect the average power in a circuit?

Apr 12, 2008 · Replies 1 · Apr 12, 2008

Replies: 1

Views: 2K

Undergrad Calculating Acceleration on an incline plane?

Apr 10, 2008 · Replies 3 · Apr 12, 2008

Replies: 3

Views: 10K

Graduate How Does Car Suspension Impact Vehicle Dynamics Over Humps?

Apr 10, 2008 · Replies 6 · Apr 12, 2008

Replies: 6

Views: 7K

Undergrad Ye Olde Acceleration: Angular Speed, Deceleration, & More

Apr 11, 2008 · Replies 4 · Apr 12, 2008

Replies: 4

Views: 2K

Undergrad Understanding the Components of Non-Uniform Circular Motion

Apr 11, 2008 · Replies 2 · Apr 11, 2008

Replies: 2

Views: 3K

Graduate Alternate approach to proving the virial theorem?

Apr 10, 2008 · Replies 1 · Apr 11, 2008

Replies: 1

Views: 3K

Undergrad Torque direction rule and metamaterials

Apr 11, 2008 · Replies 2 · Apr 11, 2008

Replies: 2

Views: 5K

High School Mousetrap Racer: Maximizing Speed & Minimizing Friction

Apr 9, 2008 · Replies 3 · Apr 11, 2008

Replies: 3

Views: 9K

Undergrad Gravitational attraction and acceleration over time.

Apr 10, 2008 · Replies 3 · Apr 11, 2008

Replies: 3

Views: 4K

Undergrad Determine Centrifuge Torque w/o Acceleration

Apr 10, 2008 · Replies 13 · Apr 11, 2008

Replies: 13

Views: 8K

Undergrad The Relationship between Pressure and Velocity: Bernoulli's Law

Apr 4, 2008 · Replies 7 · Apr 11, 2008

Replies: 7

Views: 6K

Undergrad How Does Gravity Affect the Trajectory of an Artillery Shell?

Apr 10, 2008 · Replies 1 · Apr 10, 2008

Replies: 1

Views: 4K

Undergrad Mass on a spring question - coordinate system?

Apr 4, 2008 · Replies 9 · Apr 10, 2008

Replies: 9

Views: 3K

Undergrad Solving Air Drag Equation with Horizontal Velocity & Distance

Apr 2, 2008 · Replies 8 · Apr 10, 2008

Replies: 8

Views: 6K

Undergrad Question regarding ideal fluids vs. non-ideal fluids

Apr 7, 2008 · Replies 3 · Apr 10, 2008

Replies: 3

Views: 12K

Undergrad Conceptual question about angular speed and radius for rotational motion

Apr 8, 2008 · Replies 5 · Apr 10, 2008

Replies: 5

Views: 7K

High School The Jolt of Acceleration: 1st vs. 5th Gear

Apr 9, 2008 · Replies 2 · Apr 9, 2008

Replies: 2

Views: 2K

Undergrad How is potential energy transferred between masses separated by a spring?

Apr 9, 2008 · Replies 6 · Apr 9, 2008

Replies: 6

Views: 4K

High School Question about Centripetal force

Apr 7, 2008 · Replies 18 · Apr 9, 2008

Replies: 18

Views: 5K

Undergrad Can Air-Soft Guns Be Transformed into Real Guns Using Physics?

Apr 7, 2008 · Replies 6 · Apr 9, 2008

Replies: 6

Views: 4K

Undergrad Drag Coefficient and Snow, dirt, or hail damage

Mar 12, 2008 · Replies 3 · Apr 9, 2008

Replies: 3

Views: 8K

Undergrad How Fast Should a TV Show's Rotating Platform Spin to Safely Move Contestants?

Apr 9, 2008 · Replies 1 · Apr 9, 2008

Replies: 1

Views: 3K

Undergrad Rough horizontal surface and an inclined smooth plane

Apr 4, 2008 · Replies 7 · Apr 9, 2008

Replies: 7

Views: 9K

High School About ideal mechanical advantage for an inclined plane

Apr 7, 2008 · Replies 2 · Apr 8, 2008

Replies: 2

Views: 7K

Graduate Need some help regarding phase and group velocity of a wave

Apr 8, 2008 · Replies 2 · Apr 8, 2008

Replies: 2

Views: 3K

Undergrad Satisfying application of physics

Apr 8, 2008 · Replies 3 · Apr 8, 2008

Replies: 3

Views: 16K

High School Formula of Inertia: Learn What It Is and How to Use It

Apr 5, 2008 · Replies 7 · Apr 8, 2008

Replies: 7

Views: 54K

Undergrad Rolling Motion w/Static Friction

Apr 7, 2008 · Replies 3 · Apr 7, 2008

Replies: 3

Views: 12K

Undergrad Clean energy and more drinking water.

Apr 7, 2008 · Replies 4 · Apr 7, 2008

Replies: 4

Views: 3K

Undergrad Surviving a Semi-Truck Collision: The Impact of Water Compression on a Swimmer

Apr 5, 2008 · Replies 17 · Apr 7, 2008

Replies: 17

Views: 3K

Undergrad So if i dig a hole to the other side of the earth

Apr 4, 2008 · Replies 22 · Apr 7, 2008

Replies: 22

Views: 7K

Graduate Equations relating changes between rotating and inertial frames

Apr 6, 2008 · Replies 4 · Apr 6, 2008

Replies: 4

Views: 3K

Undergrad Is the Book's Answer to the Relative Velocity Problem Incorrect?

Apr 6, 2008 · Replies 1 · Apr 6, 2008

Replies: 1

Views: 2K

Graduate Conservation of Energy in Non-Inertial Frames: A Kinematics Thought Problem

Apr 3, 2008 · Replies 9 · Apr 6, 2008

Replies: 9

Views: 3K

Undergrad How Does Centrifugal Force Affect Roulette Ball Behavior?

Apr 4, 2008 · Replies 3 · Apr 6, 2008

Replies: 3

Views: 3K

High School Does a Bird Immediately Fall When It Stops Flapping Its Wings?

Mar 28, 2008 · Replies 15 · Apr 6, 2008

Replies: 15

Views: 3K

High School Why Do Planets Move - Forces, Orbits and Initial Velocity

Apr 5, 2008 · Replies 5 · Apr 5, 2008

Replies: 5

Views: 10K

High School Forces in Pulling a Box: What to Expect?

Apr 5, 2008 · Replies 11 · Apr 5, 2008

Replies: 11

Views: 4K

High School Velocity of a rolling body down an inclined plane

Apr 4, 2008 · Replies 8 · Apr 4, 2008

Replies: 8

Views: 12K

Undergrad Comparing Force and Power of Punch vs Bullet

Apr 2, 2008 · Replies 12 · Apr 3, 2008

Replies: 12

Views: 54K

High School Need help understanding work equations :-)

Apr 2, 2008 · Replies 9 · Apr 2, 2008

Replies: 9

Views: 4K

High School Calculating clockwise and counterclockwise torque

Apr 2, 2008 · Replies 1 · Apr 2, 2008

Replies: 1

Views: 7K

Undergrad How many shields, for the Archimedes legend to work

Mar 27, 2008 · Replies 25 · Apr 2, 2008

Replies: 25

Views: 7K

Graduate Zero G forces: Translate or Rotate?

Mar 30, 2008 · Replies 5 · Apr 2, 2008

Replies: 5

Views: 3K

High School Does Earth's Rotation Impact Airplane Travel and Space Launches?

Apr 1, 2008 · Replies 7 · Apr 1, 2008

Replies: 7

Views: 2K

Undergrad Rigid Body Physics: Box on Plane Simulations

Mar 27, 2008 · Replies 3 · Apr 1, 2008

Replies: 3

Views: 3K

Undergrad How can tension be the same along all points in a rope?

Mar 31, 2008 · Replies 4 · Apr 1, 2008

Replies: 4

Views: 4K

Undergrad Wave propagation velocity in solids

Apr 1, 2008 · Replies 1 · Apr 1, 2008

Replies: 1

Views: 4K

Undergrad How can I graph the color spectrum underwater based on my scuba diving data?

Feb 19, 2008 · Replies 20 · Apr 1, 2008

Replies: 20

Views: 11K

Graduate Work done in irreversible adiabatic process

Nov 23, 2007 · Replies 2 · Mar 31, 2008

Replies: 2

Views: 13K

Undergrad Will a Conic Container Shape Prevent Bouncing Up Due to Gas Pressure?

Mar 31, 2008 · Replies 1 · Mar 31, 2008

Replies: 1

Views: 2K

Graduate Falling stream of water > individual droplets

Mar 29, 2008 · Replies 2 · Mar 31, 2008

Replies: 2

Views: 3K

Undergrad Does Distance from the Fulcrum Decrease Angular Acceleration on a Seesaw?

Mar 30, 2008 · Replies 5 · Mar 31, 2008

Replies: 5

Views: 6K

High School Can a Weapon Launched in Front of a Space Shuttle Stop its Forward Momentum?

Mar 29, 2008 · Replies 8 · Mar 31, 2008

Replies: 8

Views: 3K

Undergrad Three dimensional torque questions

Mar 30, 2008 · Replies 3 · Mar 30, 2008

Replies: 3

Views: 5K

High School Coefficient of static friction with cable

Mar 27, 2008 · Replies 6 · Mar 30, 2008

Replies: 6

Views: 9K

Undergrad How to calc force from natural gas?

Mar 27, 2008 · Replies 1 · Mar 30, 2008

Replies: 1

Views: 2K

Undergrad Physics teacher needs help with lab on Newton's laws

Mar 29, 2008 · Replies 6 · Mar 30, 2008

Replies: 6

Views: 5K

High School Understanding Kinematics: Uniformly Accelerated Motion Equation Explained

Mar 26, 2008 · Replies 3 · Mar 30, 2008

Replies: 3

Views: 2K

Undergrad Piano Tuning Pin Rotation: A Physics Problem

Mar 29, 2008 · Replies 6 · Mar 29, 2008

Replies: 6

Views: 5K

Undergrad Explaining Centripetal Force to a Layperson

Mar 26, 2008 · Replies 11 · Mar 29, 2008

Replies: 11

Views: 5K

Undergrad Horizontal and vertical independance

Mar 20, 2008 · Replies 2 · Mar 29, 2008

Replies: 2

Views: 3K

Undergrad Understanding and Calculating Corrected Speed Values for Air Track Experiments

Mar 29, 2008 · Replies 1 · Mar 29, 2008

Replies: 1

Views: 2K

Undergrad Why dont we feel the tilt in an aeroplane?

Mar 10, 2008 · Replies 16 · Mar 29, 2008

Replies: 16

Views: 6K

Undergrad Fluid Dynamics: Pressure / Opening a hatch underwater

Apr 29, 2007 · Replies 5 · Mar 29, 2008

Replies: 5

Views: 9K

High School Help Understanding Circular Motion

Mar 27, 2008 · Replies 4 · Mar 29, 2008

Replies: 4

Views: 3K

Graduate Central force as a conic: How to show it?

Mar 17, 2008 · Replies 1 · Mar 28, 2008

Replies: 1

Views: 2K

High School Uniform Circular Motion, Rotational Motion, Torque, and Inertia

Mar 28, 2008 · Replies 1 · Mar 28, 2008

Replies: 1

Views: 14K

Undergrad Static vs Dynamic: Finding Force of Tension

Mar 28, 2008 · Replies 1 · Mar 28, 2008

Replies: 1

Views: 11K

High School Visualizing the Relationship between Force, Mass, and Acceleration

Mar 28, 2008 · Replies 2 · Mar 28, 2008

Replies: 2

Views: 11K

Undergrad Air pressure and force of lift

Mar 28, 2008 · Replies 1 · Mar 28, 2008

Replies: 1

Views: 6K

High School Average net force acting on the performer if his mass is 65kg?

Mar 27, 2008 · Replies 4 · Mar 27, 2008

Replies: 4

Views: 4K

High School Playing basketball on the moon

Mar 22, 2008 · Replies 10 · Mar 27, 2008

Replies: 10

Views: 18K

High School How Do You Calculate Net Force with Different Units of Acceleration?

Mar 27, 2008 · Replies 8 · Mar 27, 2008

Replies: 8

Views: 3K

Undergrad Centrifugal force and those Mike Rowe Ford Truck Commercials

Mar 27, 2008 · Replies 3 · Mar 27, 2008

Replies: 3

Views: 5K

High School Does static friction cause a car to move forward?

Mar 26, 2008 · Replies 6 · Mar 27, 2008

Replies: 6

Views: 20K

Undergrad Position as a function of time

Mar 27, 2008 · Replies 3 · Mar 27, 2008

Replies: 3

Views: 5K

Undergrad Linear Velocity and Acceleration

Mar 27, 2008 · Replies 2 · Mar 27, 2008

Replies: 2

Views: 4K

High School Water pipes and frigid weather

Mar 26, 2008 · Replies 4 · Mar 27, 2008

Replies: 4

Views: 3K

Graduate Velocity ratio - bodies in orbit

Mar 26, 2008 · Replies 4 · Mar 27, 2008

Replies: 4

Views: 12K

Graduate Equipotential Cylinder: Can Method of Images Work?

Mar 26, 2008 · Replies 3 · Mar 27, 2008

Replies: 3

Views: 4K

Undergrad How does body mass affect energy loss in objects moving through fluids?

Mar 27, 2008 · Replies 2 · Mar 27, 2008

Replies: 2

Views: 2K

Undergrad Do Centrifugal and Centripetal Forces Exist in Outer Space?

Mar 22, 2008 · Replies 64 · Mar 27, 2008

3

Replies: 64

Views: 14K

Undergrad Why is free body diagram named as such?

Mar 26, 2008 · Replies 8 · Mar 26, 2008

Replies: 8

Views: 7K

Undergrad Need help finding a derivation of the range formula

Mar 26, 2008 · Replies 1 · Mar 26, 2008

Replies: 1

Views: 4K

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